ALT-BU-2025-11243-3
Branch p11 update bulletin.
Closed vulnerabilities
Modified: 2026-03-04
BDU:2025-08995
Уязвимость браузеров Mozilla Firefox, Firefox ESR и почтового клиента Thunderbird, связанная с выходом операции за границы буфера в памяти, позволяющая нарушителю оказать воздействие на конфиденциальность, целостность и доступность защищаемой информации
BDU:2025-09277
Уязвимость браузера Mozilla Firefox операционных систем Android, связанная с нарушением механизма защиты данных, позволяющая нарушителю обойти существующие ограничения безопасности
Modified: 2026-03-04
BDU:2025-09457
Уязвимость браузеров Mozilla Firefox, Firefox ESR и почтового клиента Thunderbird, связанная с неверным управлением генерацией кода, позволяющая нарушителю оказать воздействие на конфиденциальность и целостность защищаемой информации
Modified: 2026-03-04
BDU:2025-09458
Уязвимость браузеров Mozilla Firefox, Firefox ESR и почтового клиента Thunderbird, связанная с выходом операции за границы буфера в памяти, позволяющая нарушителю вызвать отказ в обслуживании
Modified: 2026-03-04
BDU:2025-09459
Уязвимость браузеров Mozilla Firefox, Firefox ESR и почтового клиента Thunderbird, связанная с выходом операции за границы буфера в памяти, позволяющая нарушителю вызвать отказ в обслуживании
Modified: 2026-03-04
BDU:2025-09460
Уязвимость браузеров Mozilla Firefox, Firefox ESR и почтового клиента Thunderbird, связанная с зависимостью критичных действий от обратного DNS-решения, позволяющая нарушителю вызвать отказ в обслуживании
Modified: 2026-03-04
BDU:2025-09461
Уязвимость браузеров Mozilla Firefox, Firefox ESR и почтового клиента Thunderbird, связанная с раскрытием информации, позволяющая нарушителю оказать воздействие на конфиденциальность и целостность защищаемой информации
Modified: 2026-01-20
BDU:2025-09462
Уязвимость браузеров Mozilla Firefox, Firefox ESR и почтового клиента Thunderbird, связанная с выходом операции за границы буфера в памяти, позволяющая нарушителю вызвать отказ в обслуживании
BDU:2025-10386
Уязвимость адресной строки браузера Mozilla Firefox, позволяющая нарушителю оказать воздействие на целостность защищаемой информации
Modified: 2026-03-04
BDU:2025-10484
Уязвимость браузеров Mozilla Firefox, Firefox ESR и почтового клиента Thunderbird, связанная с непроверенным возвращаемым значением, позволяющая нарушителю оказать воздействие на конфиденциальность, целостность и доступность защищаемой информации
Modified: 2026-03-04
BDU:2025-10485
Уязвимость браузеров Mozilla Firefox, Firefox ESR и почтового клиента Thunderbird, связанная с раскрытием информации посредством регистрационных файлов отладки, позволяющая нарушителю получить несанкционированный доступ к защищаемой информации
Modified: 2026-03-04
BDU:2025-10486
Уязвимость браузеров Mozilla Firefox, Firefox ESR и почтового клиента Thunderbird, связанная с неверным управлением генерацией кода, позволяющая нарушителю выполнить произвольный код
Modified: 2026-03-04
BDU:2025-10487
Уязвимость браузеров Mozilla Firefox, Firefox ESR и почтового клиента Thunderbird, связанная с использованием недоверенного файла междоменной политики, позволяющая нарушителю оказать воздействие на целостность защищаемой информации
Modified: 2026-03-04
BDU:2025-10490
Уязвимость браузеров Mozilla Firefox, Firefox ESR и почтового клиента Thunderbird, связанная с разыменованием нулевого указателя, позволяющая нарушителю оказать воздействие на конфиденциальность защищаемой информации
Modified: 2026-03-04
BDU:2025-10491
Уязвимость браузеров Mozilla Firefox, Firefox ESR и почтового клиента Thunderbird, связанная с отсутствием флага «Secure» в файлах cookie HTTPS-сеанса, позволяющая нарушителю оказать воздействие на конфиденциальность и целостность защищаемой информации
Modified: 2026-04-15
BDU:2025-10492
Уязвимость браузеров Mozilla Firefox и почтового клиента Thunderbird, связанная с ошибками представления информации пользовательским интерфейсом, позволяющая нарушителю вызвать отказ в обслуживании
Modified: 2026-01-20
BDU:2025-10493
Уязвимость браузеров Mozilla Firefox, Firefox ESR и почтового клиента Thunderbird, связанная с выходом операции за границы буфера в памяти, позволяющая нарушителю вызвать отказ в обслуживании
Modified: 2026-03-04
BDU:2025-10494
Уязвимость браузеров Mozilla Firefox, Firefox ESR и почтового клиента Thunderbird, связанная с недостаточной проверкой подлинности данных, позволяющая нарушителю вызвать отказ в обслуживании
BDU:2025-10495
Уязвимость браузеров Mozilla Firefox, связанная с ложным представлением критической информации пользовательским интерфейсом, позволяющая нарушителю оказать воздействие на целостность защищаемой информации
Modified: 2026-04-13
CVE-2025-8027
On 64-bit platforms IonMonkey-JIT only wrote 32 bits of the 64-bit return value space on the stack. Baseline-JIT, however, read the entire 64 bits. This vulnerability was fixed in Firefox 141, Firefox ESR 115.26, Firefox ESR 128.13, Firefox ESR 140.1, Thunderbird 141, Thunderbird 128.13, and Thunderbird 140.1.
- https://bugzilla.mozilla.org/show_bug.cgi?id=1968423
- https://www.mozilla.org/security/advisories/mfsa2025-56/
- https://www.mozilla.org/security/advisories/mfsa2025-57/
- https://www.mozilla.org/security/advisories/mfsa2025-58/
- https://www.mozilla.org/security/advisories/mfsa2025-59/
- https://www.mozilla.org/security/advisories/mfsa2025-61/
- https://www.mozilla.org/security/advisories/mfsa2025-62/
- https://www.mozilla.org/security/advisories/mfsa2025-63/
- https://lists.debian.org/debian-lts-announce/2025/07/msg00016.html
Modified: 2026-04-13
CVE-2025-8028
On arm64, a WASM `br_table` instruction with a lot of entries could lead to the label being too far from the instruction causing truncation and incorrect computation of the branch address. This vulnerability was fixed in Firefox 141, Firefox ESR 115.26, Firefox ESR 128.13, Firefox ESR 140.1, Thunderbird 141, Thunderbird 128.13, and Thunderbird 140.1.
- https://bugzilla.mozilla.org/show_bug.cgi?id=1971581
- https://www.mozilla.org/security/advisories/mfsa2025-56/
- https://www.mozilla.org/security/advisories/mfsa2025-57/
- https://www.mozilla.org/security/advisories/mfsa2025-58/
- https://www.mozilla.org/security/advisories/mfsa2025-59/
- https://www.mozilla.org/security/advisories/mfsa2025-61/
- https://www.mozilla.org/security/advisories/mfsa2025-62/
- https://www.mozilla.org/security/advisories/mfsa2025-63/
- https://lists.debian.org/debian-lts-announce/2025/07/msg00016.html
Modified: 2026-04-13
CVE-2025-8029
Thunderbird executed `javascript:` URLs when used in `object` and `embed` tags. This vulnerability was fixed in Firefox 141, Firefox ESR 128.13, Firefox ESR 140.1, Thunderbird 141, Thunderbird 128.13, and Thunderbird 140.1.
- https://bugzilla.mozilla.org/show_bug.cgi?id=1928021
- https://www.mozilla.org/security/advisories/mfsa2025-56/
- https://www.mozilla.org/security/advisories/mfsa2025-58/
- https://www.mozilla.org/security/advisories/mfsa2025-59/
- https://www.mozilla.org/security/advisories/mfsa2025-61/
- https://www.mozilla.org/security/advisories/mfsa2025-62/
- https://www.mozilla.org/security/advisories/mfsa2025-63/
- https://lists.debian.org/debian-lts-announce/2025/07/msg00016.html
Modified: 2026-04-13
CVE-2025-8030
Insufficient escaping in the “Copy as cURL” feature could potentially be used to trick a user into executing unexpected code. This vulnerability was fixed in Firefox 141, Firefox ESR 128.13, Firefox ESR 140.1, Thunderbird 141, Thunderbird 128.13, and Thunderbird 140.1.
- https://bugzilla.mozilla.org/show_bug.cgi?id=1968414
- https://www.mozilla.org/security/advisories/mfsa2025-56/
- https://www.mozilla.org/security/advisories/mfsa2025-58/
- https://www.mozilla.org/security/advisories/mfsa2025-59/
- https://www.mozilla.org/security/advisories/mfsa2025-61/
- https://www.mozilla.org/security/advisories/mfsa2025-62/
- https://www.mozilla.org/security/advisories/mfsa2025-63/
- https://lists.debian.org/debian-lts-announce/2025/07/msg00016.html
Modified: 2026-04-13
CVE-2025-8031
The `username:password` part was not correctly stripped from URLs in CSP reports potentially leaking HTTP Basic Authentication credentials. This vulnerability was fixed in Firefox 141, Firefox ESR 128.13, Firefox ESR 140.1, Thunderbird 141, Thunderbird 128.13, and Thunderbird 140.1.
- https://bugzilla.mozilla.org/show_bug.cgi?id=1971719
- https://www.mozilla.org/security/advisories/mfsa2025-56/
- https://www.mozilla.org/security/advisories/mfsa2025-58/
- https://www.mozilla.org/security/advisories/mfsa2025-59/
- https://www.mozilla.org/security/advisories/mfsa2025-61/
- https://www.mozilla.org/security/advisories/mfsa2025-62/
- https://www.mozilla.org/security/advisories/mfsa2025-63/
- https://lists.debian.org/debian-lts-announce/2025/07/msg00016.html
Modified: 2026-04-13
CVE-2025-8032
XSLT document loading did not correctly propagate the source document which bypassed its CSP. This vulnerability was fixed in Firefox 141, Firefox ESR 128.13, Firefox ESR 140.1, Thunderbird 141, Thunderbird 128.13, and Thunderbird 140.1.
- https://bugzilla.mozilla.org/show_bug.cgi?id=1974407
- https://www.mozilla.org/security/advisories/mfsa2025-56/
- https://www.mozilla.org/security/advisories/mfsa2025-58/
- https://www.mozilla.org/security/advisories/mfsa2025-59/
- https://www.mozilla.org/security/advisories/mfsa2025-61/
- https://www.mozilla.org/security/advisories/mfsa2025-62/
- https://www.mozilla.org/security/advisories/mfsa2025-63/
- https://lists.debian.org/debian-lts-announce/2025/07/msg00016.html
Modified: 2026-04-13
CVE-2025-8033
The JavaScript engine did not handle closed generators correctly and it was possible to resume them leading to a nullptr deref. This vulnerability was fixed in Firefox 141, Firefox ESR 115.26, Firefox ESR 128.13, Firefox ESR 140.1, Thunderbird 141, Thunderbird 128.13, and Thunderbird 140.1.
- https://bugzilla.mozilla.org/show_bug.cgi?id=1973990
- https://www.mozilla.org/security/advisories/mfsa2025-56/
- https://www.mozilla.org/security/advisories/mfsa2025-57/
- https://www.mozilla.org/security/advisories/mfsa2025-58/
- https://www.mozilla.org/security/advisories/mfsa2025-59/
- https://www.mozilla.org/security/advisories/mfsa2025-61/
- https://www.mozilla.org/security/advisories/mfsa2025-62/
- https://www.mozilla.org/security/advisories/mfsa2025-63/
- https://lists.debian.org/debian-lts-announce/2025/07/msg00016.html
Modified: 2026-04-13
CVE-2025-8034
Memory safety bugs present in Firefox ESR 115.25, Firefox ESR 128.12, Thunderbird ESR 128.12, Firefox ESR 140.0, Thunderbird ESR 140.0, Firefox 140 and Thunderbird 140. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 141, Firefox ESR 115.26, Firefox ESR 128.13, Firefox ESR 140.1, Thunderbird 141, Thunderbird 128.13, and Thunderbird 140.1.
- https://bugzilla.mozilla.org/show_bug.cgi?id=1970422
- https://www.mozilla.org/security/advisories/mfsa2025-56/
- https://www.mozilla.org/security/advisories/mfsa2025-57/
- https://www.mozilla.org/security/advisories/mfsa2025-58/
- https://www.mozilla.org/security/advisories/mfsa2025-59/
- https://www.mozilla.org/security/advisories/mfsa2025-61/
- https://www.mozilla.org/security/advisories/mfsa2025-62/
- https://www.mozilla.org/security/advisories/mfsa2025-63/
- https://lists.debian.org/debian-lts-announce/2025/07/msg00016.html
Modified: 2026-04-13
CVE-2025-8035
Memory safety bugs present in Firefox ESR 128.12, Thunderbird ESR 128.12, Firefox ESR 140.0, Thunderbird ESR 140.0, Firefox 140 and Thunderbird 140. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 141, Firefox ESR 128.13, Firefox ESR 140.1, Thunderbird 141, Thunderbird 128.13, and Thunderbird 140.1.
- https://bugzilla.mozilla.org/show_bug.cgi?id=1975961
- https://www.mozilla.org/security/advisories/mfsa2025-56/
- https://www.mozilla.org/security/advisories/mfsa2025-58/
- https://www.mozilla.org/security/advisories/mfsa2025-59/
- https://www.mozilla.org/security/advisories/mfsa2025-61/
- https://www.mozilla.org/security/advisories/mfsa2025-62/
- https://www.mozilla.org/security/advisories/mfsa2025-63/
- https://lists.debian.org/debian-lts-announce/2025/07/msg00016.html
Modified: 2026-04-13
CVE-2025-8036
Thunderbird cached CORS preflight responses across IP address changes. This allowed circumventing CORS with DNS rebinding. This vulnerability was fixed in Firefox 141, Firefox ESR 140.1, Thunderbird 141, and Thunderbird 140.1.
- https://bugzilla.mozilla.org/show_bug.cgi?id=1960834
- https://www.mozilla.org/security/advisories/mfsa2025-56/
- https://www.mozilla.org/security/advisories/mfsa2025-59/
- https://www.mozilla.org/security/advisories/mfsa2025-61/
- https://www.mozilla.org/security/advisories/mfsa2025-63/
- https://www.kb.cert.org/vuls/id/652514
Modified: 2026-04-13
CVE-2025-8037
Setting a nameless cookie with an equals sign in the value shadowed other cookies. Even if the nameless cookie was set over HTTP and the shadowed cookie included the `Secure` attribute. This vulnerability was fixed in Firefox 141, Firefox ESR 140.1, Thunderbird 141, and Thunderbird 140.1.
Modified: 2026-04-13
CVE-2025-8038
Thunderbird ignored paths when checking the validity of navigations in a frame. This vulnerability was fixed in Firefox 141, Firefox ESR 140.1, Thunderbird 141, and Thunderbird 140.1.
Modified: 2026-04-13
CVE-2025-8039
In some cases search terms persisted in the URL bar even after navigating away from the search page. This vulnerability was fixed in Firefox 141, Firefox ESR 140.1, Thunderbird 141, and Thunderbird 140.1.
Modified: 2026-04-13
CVE-2025-8040
Memory safety bugs present in Firefox ESR 140.0, Thunderbird ESR 140.0, Firefox 140 and Thunderbird 140. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 141, Firefox ESR 140.1, Thunderbird 141, and Thunderbird 140.1.
Modified: 2026-04-13
CVE-2025-8041
In the address bar, Firefox for Android truncated the display of URLs from the end instead of prioritizing the origin. This vulnerability was fixed in Firefox 141.
Modified: 2026-04-13
CVE-2025-8042
Firefox for Android allowed a sandboxed iframe without the `allow-downloads` attribute to start downloads. This vulnerability was fixed in Firefox 141.
Modified: 2026-04-13
CVE-2025-8043
Focus incorrectly truncated URLs towards the beginning instead of around the origin. This vulnerability was fixed in Firefox 141.
Modified: 2026-04-13
CVE-2025-8044
Memory safety bugs present in Firefox 140 and Thunderbird 140. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 141 and Thunderbird 141.
Modified: 2026-04-13
CVE-2025-8364
A crafted URL using a blob: URI could have hidden the true origin of the page, resulting in a potential spoofing attack. *Note: This issue only affected Android operating systems. Other operating systems are unaffected.*. This vulnerability was fixed in Firefox 141.
Closed bugs
Часто не реагируют (лочатся) поисковая строка и кнопки меню
Closed vulnerabilities
Modified: 2026-04-16
CVE-2006-3376
Integer overflow in player.c in libwmf 0.2.8.4, as used in multiple products including (1) wv, (2) abiword, (3) freetype, (4) gimp, (5) libgsf, and (6) imagemagick allows remote attackers to execute arbitrary code via the MaxRecordSize header field in a WMF file.
- http://rhn.redhat.com/errata/RHSA-2006-0597.html
- http://secunia.com/advisories/20921
- http://secunia.com/advisories/21064
- http://secunia.com/advisories/21261
- http://secunia.com/advisories/21419
- http://secunia.com/advisories/21459
- http://secunia.com/advisories/21473
- http://secunia.com/advisories/22311
- http://security.gentoo.org/glsa/glsa-200608-17.xml
- http://securityreason.com/securityalert/1190
- http://securitytracker.com/id?1016518
- http://www.mandriva.com/security/advisories?name=MDKSA-2006:132
- http://www.novell.com/linux/security/advisories/2006_19_sr.html
- http://www.securityfocus.com/archive/1/438803/100/0/threaded
- http://www.securityfocus.com/bid/18751
- http://www.ubuntu.com/usn/usn-333-1
- http://www.vupen.com/english/advisories/2006/2646
- https://exchange.xforce.ibmcloud.com/vulnerabilities/27516
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10262
- https://www.debian.org/security/2006/dsa-1194
- http://rhn.redhat.com/errata/RHSA-2006-0597.html
- http://secunia.com/advisories/20921
- http://secunia.com/advisories/21064
- http://secunia.com/advisories/21261
- http://secunia.com/advisories/21419
- http://secunia.com/advisories/21459
- http://secunia.com/advisories/21473
- http://secunia.com/advisories/22311
- http://security.gentoo.org/glsa/glsa-200608-17.xml
- http://securityreason.com/securityalert/1190
- http://securitytracker.com/id?1016518
- http://www.mandriva.com/security/advisories?name=MDKSA-2006:132
- http://www.novell.com/linux/security/advisories/2006_19_sr.html
- http://www.securityfocus.com/archive/1/438803/100/0/threaded
- http://www.securityfocus.com/bid/18751
- http://www.ubuntu.com/usn/usn-333-1
- http://www.vupen.com/english/advisories/2006/2646
- https://exchange.xforce.ibmcloud.com/vulnerabilities/27516
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10262
- https://www.debian.org/security/2006/dsa-1194
Closed vulnerabilities
No data currently available.
Closed bugs
Ошибка открытия сокета при запуске службы
Ошибка открытия сокета при запуске службы
squidmill не отвечает на запросы
Ошибка при очистке временных файлов в /run/squidmill
Не запускается squidmill.service
Package thunderbird updated to version 141.0-alt1 for branch p11 in task 391566.
Closed vulnerabilities
Modified: 2026-03-04
BDU:2025-07582
Уязвимость компонента HTTP Header Handler браузеров Mozilla Firefox, Firefox ESR, позволяющая нарушителю проводить межсайтовые сценарные атаки (XSS)
Modified: 2026-03-04
BDU:2025-07646
Уязвимость браузера Mozilla Firefox и почтового клиента Thunderbird, связанная с выходом операции за границы буфера в памяти, позволяющая нарушителю выполнить произвольный код
Modified: 2026-03-04
BDU:2025-07647
Уязвимость режима HTTPS-Only Mode браузера Mozilla Firefox, позволяющая нарушителю провести атаку типа clickjacking («захват клика»)
Modified: 2026-03-04
BDU:2025-07649
Уязвимость реализации протокола TLS браузера Mozilla Firefox, позволяющая нарушителю обойти существующие ограничения безопасности и получить несанкционированный доступ к защищаемой информации
Modified: 2026-03-04
BDU:2025-07652
Уязвимость механизма Content Security Policy (CSP) браузера Mozilla Firefox, позволяющая нарушителю обойти ограничения безопасности и получить несанкционированный доступ к защищаемой информации
Modified: 2026-03-04
BDU:2025-07723
Уязвимость интерфейса FontFaceSet браузеров Mozilla Firefox, Firefox ESR, позволяющая нарушителю вызвать отказ в обслуживании
Modified: 2026-03-04
BDU:2025-07724
Уязвимость расширения WebCompat браузеров Mozilla Firefox, Firefox ESR, позволяющая нарушителю раскрыть защищаемую информацию
Modified: 2025-10-02
BDU:2025-07727
Уязвимость браузеров Mozilla Firefox, Firefox ESR операционных систем macOS, связанная с недостаточной проверкой подлинности данных, позволяющая нарушителю оказать воздействие на конфиденциальность, целостность и доступность защищаемой информации
Modified: 2026-03-04
BDU:2025-07728
Уязвимость браузеров Mozilla Firefox, Firefox ESR, связанная с неправильным кодированием или экранированием выходных данных, позволяющая нарушителю обойти существующие ограничения безопасности и перенаправить пользователя на другой веб-сайт
Modified: 2026-03-04
BDU:2025-08992
Уязвимость функции Multi-Account Container браузера Mozilla Firefox, позволяющая нарушителю обойти существующие ограничения безопасности прокси-сервера SOCKS и раскрыть защищаемую информацию
Modified: 2026-03-04
BDU:2025-08993
Уязвимость компонента File Extension Handler браузера Mozilla Firefox, позволяющая нарушителю загрузить произвольный файл
Modified: 2026-03-04
BDU:2025-08995
Уязвимость браузеров Mozilla Firefox, Firefox ESR и почтового клиента Thunderbird, связанная с выходом операции за границы буфера в памяти, позволяющая нарушителю оказать воздействие на конфиденциальность, целостность и доступность защищаемой информации
Modified: 2026-03-04
BDU:2025-09457
Уязвимость браузеров Mozilla Firefox, Firefox ESR и почтового клиента Thunderbird, связанная с неверным управлением генерацией кода, позволяющая нарушителю оказать воздействие на конфиденциальность и целостность защищаемой информации
Modified: 2026-03-04
BDU:2025-09458
Уязвимость браузеров Mozilla Firefox, Firefox ESR и почтового клиента Thunderbird, связанная с выходом операции за границы буфера в памяти, позволяющая нарушителю вызвать отказ в обслуживании
Modified: 2026-03-04
BDU:2025-09459
Уязвимость браузеров Mozilla Firefox, Firefox ESR и почтового клиента Thunderbird, связанная с выходом операции за границы буфера в памяти, позволяющая нарушителю вызвать отказ в обслуживании
Modified: 2026-03-04
BDU:2025-09460
Уязвимость браузеров Mozilla Firefox, Firefox ESR и почтового клиента Thunderbird, связанная с зависимостью критичных действий от обратного DNS-решения, позволяющая нарушителю вызвать отказ в обслуживании
Modified: 2026-03-04
BDU:2025-09461
Уязвимость браузеров Mozilla Firefox, Firefox ESR и почтового клиента Thunderbird, связанная с раскрытием информации, позволяющая нарушителю оказать воздействие на конфиденциальность и целостность защищаемой информации
Modified: 2026-01-20
BDU:2025-09462
Уязвимость браузеров Mozilla Firefox, Firefox ESR и почтового клиента Thunderbird, связанная с выходом операции за границы буфера в памяти, позволяющая нарушителю вызвать отказ в обслуживании
Modified: 2026-03-04
BDU:2025-10484
Уязвимость браузеров Mozilla Firefox, Firefox ESR и почтового клиента Thunderbird, связанная с непроверенным возвращаемым значением, позволяющая нарушителю оказать воздействие на конфиденциальность, целостность и доступность защищаемой информации
Modified: 2026-03-04
BDU:2025-10485
Уязвимость браузеров Mozilla Firefox, Firefox ESR и почтового клиента Thunderbird, связанная с раскрытием информации посредством регистрационных файлов отладки, позволяющая нарушителю получить несанкционированный доступ к защищаемой информации
Modified: 2026-03-04
BDU:2025-10486
Уязвимость браузеров Mozilla Firefox, Firefox ESR и почтового клиента Thunderbird, связанная с неверным управлением генерацией кода, позволяющая нарушителю выполнить произвольный код
Modified: 2026-03-04
BDU:2025-10487
Уязвимость браузеров Mozilla Firefox, Firefox ESR и почтового клиента Thunderbird, связанная с использованием недоверенного файла междоменной политики, позволяющая нарушителю оказать воздействие на целостность защищаемой информации
Modified: 2026-03-04
BDU:2025-10490
Уязвимость браузеров Mozilla Firefox, Firefox ESR и почтового клиента Thunderbird, связанная с разыменованием нулевого указателя, позволяющая нарушителю оказать воздействие на конфиденциальность защищаемой информации
Modified: 2026-03-04
BDU:2025-10491
Уязвимость браузеров Mozilla Firefox, Firefox ESR и почтового клиента Thunderbird, связанная с отсутствием флага «Secure» в файлах cookie HTTPS-сеанса, позволяющая нарушителю оказать воздействие на конфиденциальность и целостность защищаемой информации
Modified: 2026-04-15
BDU:2025-10492
Уязвимость браузеров Mozilla Firefox и почтового клиента Thunderbird, связанная с ошибками представления информации пользовательским интерфейсом, позволяющая нарушителю вызвать отказ в обслуживании
Modified: 2026-01-20
BDU:2025-10493
Уязвимость браузеров Mozilla Firefox, Firefox ESR и почтового клиента Thunderbird, связанная с выходом операции за границы буфера в памяти, позволяющая нарушителю вызвать отказ в обслуживании
Modified: 2026-03-04
BDU:2025-10494
Уязвимость браузеров Mozilla Firefox, Firefox ESR и почтового клиента Thunderbird, связанная с недостаточной проверкой подлинности данных, позволяющая нарушителю вызвать отказ в обслуживании
Modified: 2026-04-13
CVE-2025-6424
A use-after-free in FontFaceSet resulted in a potentially exploitable crash. This vulnerability was fixed in Firefox 140, Firefox ESR 115.25, Firefox ESR 128.12, Thunderbird 140, and Thunderbird 128.12.
- https://bugzilla.mozilla.org/show_bug.cgi?id=1966423
- https://www.mozilla.org/security/advisories/mfsa2025-51/
- https://www.mozilla.org/security/advisories/mfsa2025-52/
- https://www.mozilla.org/security/advisories/mfsa2025-53/
- https://www.mozilla.org/security/advisories/mfsa2025-54/
- https://www.mozilla.org/security/advisories/mfsa2025-55/
- https://lists.debian.org/debian-lts-announce/2025/06/msg00029.html
- https://lists.debian.org/debian-lts-announce/2025/07/msg00002.html
Modified: 2026-04-13
CVE-2025-6425
An attacker who enumerated resources from the WebCompat extension could have obtained a persistent UUID that identified the browser, and persisted between containers and normal/private browsing mode, but not profiles. This vulnerability was fixed in Firefox 140, Firefox ESR 115.25, Firefox ESR 128.12, Thunderbird 140, and Thunderbird 128.12.
- https://bugzilla.mozilla.org/show_bug.cgi?id=1717672
- https://www.mozilla.org/security/advisories/mfsa2025-51/
- https://www.mozilla.org/security/advisories/mfsa2025-52/
- https://www.mozilla.org/security/advisories/mfsa2025-53/
- https://www.mozilla.org/security/advisories/mfsa2025-54/
- https://www.mozilla.org/security/advisories/mfsa2025-55/
- https://lists.debian.org/debian-lts-announce/2025/06/msg00029.html
- https://lists.debian.org/debian-lts-announce/2025/07/msg00002.html
Modified: 2026-04-13
CVE-2025-6426
The executable file warning did not warn users before opening files with the `terminal` extension. *This bug only affects Firefox for macOS. Other versions of Firefox are unaffected.*. This vulnerability was fixed in Firefox 140, Firefox ESR 128.12, Thunderbird 140, and Thunderbird 128.12.
Modified: 2026-04-13
CVE-2025-6427
An attacker was able to bypass the `connect-src` directive of a Content Security Policy by manipulating subdocuments. This would have also hidden the connections from the Network tab in Devtools. This vulnerability was fixed in Firefox 140 and Thunderbird 140.
Modified: 2026-04-13
CVE-2025-6429
Firefox could have incorrectly parsed a URL and rewritten it to the youtube.com domain when parsing the URL specified in an `embed` tag. This could have bypassed website security checks that restricted which domains users were allowed to embed. This vulnerability was fixed in Firefox 140, Firefox ESR 128.12, Thunderbird 140, and Thunderbird 128.12.
- https://bugzilla.mozilla.org/show_bug.cgi?id=1970658
- https://www.mozilla.org/security/advisories/mfsa2025-51/
- https://www.mozilla.org/security/advisories/mfsa2025-53/
- https://www.mozilla.org/security/advisories/mfsa2025-54/
- https://www.mozilla.org/security/advisories/mfsa2025-55/
- https://lists.debian.org/debian-lts-announce/2025/06/msg00029.html
- https://lists.debian.org/debian-lts-announce/2025/07/msg00002.html
Modified: 2026-04-13
CVE-2025-6430
When a file download is specified via the `Content-Disposition` header, that directive would be ignored if the file was included via a `<embed>` or `<object>` tag, potentially making a website vulnerable to a cross-site scripting attack. This vulnerability was fixed in Firefox 140, Firefox ESR 128.12, Thunderbird 140, and Thunderbird 128.12.
- https://bugzilla.mozilla.org/show_bug.cgi?id=1971140
- https://www.mozilla.org/security/advisories/mfsa2025-51/
- https://www.mozilla.org/security/advisories/mfsa2025-53/
- https://www.mozilla.org/security/advisories/mfsa2025-54/
- https://www.mozilla.org/security/advisories/mfsa2025-55/
- https://lists.debian.org/debian-lts-announce/2025/06/msg00029.html
- https://lists.debian.org/debian-lts-announce/2025/07/msg00002.html
Modified: 2026-04-13
CVE-2025-6432
When Multi-Account Containers was enabled, DNS requests could have bypassed a SOCKS proxy when the domain name was invalid or the SOCKS proxy was not responding. This vulnerability was fixed in Firefox 140 and Thunderbird 140.
Modified: 2026-04-13
CVE-2025-6433
If a user visited a webpage with an invalid TLS certificate, and granted an exception, the webpage was able to provide a WebAuthn challenge that the user would be prompted to complete. This is in violation of the WebAuthN spec which requires "a secure transport established without errors". This vulnerability was fixed in Firefox 140 and Thunderbird 140.
Modified: 2026-04-13
CVE-2025-6434
The exception page for the HTTPS-Only feature, displayed when a website is opened via HTTP, lacked an anti-clickjacking delay, potentially allowing an attacker to trick a user into granting an exception and loading a webpage over HTTP. This vulnerability was fixed in Firefox 140 and Thunderbird 140.
Modified: 2026-04-13
CVE-2025-6435
If a user saved a response from the Network tab in Devtools using the Save As context menu option, that file may not have been saved with the `.download` file extension. This could have led to the user inadvertently running a malicious executable. This vulnerability was fixed in Firefox 140 and Thunderbird 140.
Modified: 2026-04-13
CVE-2025-6436
Memory safety bugs present in Firefox 139 and Thunderbird 139. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 140 and Thunderbird 140.
Modified: 2026-04-13
CVE-2025-8027
On 64-bit platforms IonMonkey-JIT only wrote 32 bits of the 64-bit return value space on the stack. Baseline-JIT, however, read the entire 64 bits. This vulnerability was fixed in Firefox 141, Firefox ESR 115.26, Firefox ESR 128.13, Firefox ESR 140.1, Thunderbird 141, Thunderbird 128.13, and Thunderbird 140.1.
- https://bugzilla.mozilla.org/show_bug.cgi?id=1968423
- https://www.mozilla.org/security/advisories/mfsa2025-56/
- https://www.mozilla.org/security/advisories/mfsa2025-57/
- https://www.mozilla.org/security/advisories/mfsa2025-58/
- https://www.mozilla.org/security/advisories/mfsa2025-59/
- https://www.mozilla.org/security/advisories/mfsa2025-61/
- https://www.mozilla.org/security/advisories/mfsa2025-62/
- https://www.mozilla.org/security/advisories/mfsa2025-63/
- https://lists.debian.org/debian-lts-announce/2025/07/msg00016.html
Modified: 2026-04-13
CVE-2025-8028
On arm64, a WASM `br_table` instruction with a lot of entries could lead to the label being too far from the instruction causing truncation and incorrect computation of the branch address. This vulnerability was fixed in Firefox 141, Firefox ESR 115.26, Firefox ESR 128.13, Firefox ESR 140.1, Thunderbird 141, Thunderbird 128.13, and Thunderbird 140.1.
- https://bugzilla.mozilla.org/show_bug.cgi?id=1971581
- https://www.mozilla.org/security/advisories/mfsa2025-56/
- https://www.mozilla.org/security/advisories/mfsa2025-57/
- https://www.mozilla.org/security/advisories/mfsa2025-58/
- https://www.mozilla.org/security/advisories/mfsa2025-59/
- https://www.mozilla.org/security/advisories/mfsa2025-61/
- https://www.mozilla.org/security/advisories/mfsa2025-62/
- https://www.mozilla.org/security/advisories/mfsa2025-63/
- https://lists.debian.org/debian-lts-announce/2025/07/msg00016.html
Modified: 2026-04-13
CVE-2025-8029
Thunderbird executed `javascript:` URLs when used in `object` and `embed` tags. This vulnerability was fixed in Firefox 141, Firefox ESR 128.13, Firefox ESR 140.1, Thunderbird 141, Thunderbird 128.13, and Thunderbird 140.1.
- https://bugzilla.mozilla.org/show_bug.cgi?id=1928021
- https://www.mozilla.org/security/advisories/mfsa2025-56/
- https://www.mozilla.org/security/advisories/mfsa2025-58/
- https://www.mozilla.org/security/advisories/mfsa2025-59/
- https://www.mozilla.org/security/advisories/mfsa2025-61/
- https://www.mozilla.org/security/advisories/mfsa2025-62/
- https://www.mozilla.org/security/advisories/mfsa2025-63/
- https://lists.debian.org/debian-lts-announce/2025/07/msg00016.html
Modified: 2026-04-13
CVE-2025-8030
Insufficient escaping in the “Copy as cURL” feature could potentially be used to trick a user into executing unexpected code. This vulnerability was fixed in Firefox 141, Firefox ESR 128.13, Firefox ESR 140.1, Thunderbird 141, Thunderbird 128.13, and Thunderbird 140.1.
- https://bugzilla.mozilla.org/show_bug.cgi?id=1968414
- https://www.mozilla.org/security/advisories/mfsa2025-56/
- https://www.mozilla.org/security/advisories/mfsa2025-58/
- https://www.mozilla.org/security/advisories/mfsa2025-59/
- https://www.mozilla.org/security/advisories/mfsa2025-61/
- https://www.mozilla.org/security/advisories/mfsa2025-62/
- https://www.mozilla.org/security/advisories/mfsa2025-63/
- https://lists.debian.org/debian-lts-announce/2025/07/msg00016.html
Modified: 2026-04-13
CVE-2025-8031
The `username:password` part was not correctly stripped from URLs in CSP reports potentially leaking HTTP Basic Authentication credentials. This vulnerability was fixed in Firefox 141, Firefox ESR 128.13, Firefox ESR 140.1, Thunderbird 141, Thunderbird 128.13, and Thunderbird 140.1.
- https://bugzilla.mozilla.org/show_bug.cgi?id=1971719
- https://www.mozilla.org/security/advisories/mfsa2025-56/
- https://www.mozilla.org/security/advisories/mfsa2025-58/
- https://www.mozilla.org/security/advisories/mfsa2025-59/
- https://www.mozilla.org/security/advisories/mfsa2025-61/
- https://www.mozilla.org/security/advisories/mfsa2025-62/
- https://www.mozilla.org/security/advisories/mfsa2025-63/
- https://lists.debian.org/debian-lts-announce/2025/07/msg00016.html
Modified: 2026-04-13
CVE-2025-8032
XSLT document loading did not correctly propagate the source document which bypassed its CSP. This vulnerability was fixed in Firefox 141, Firefox ESR 128.13, Firefox ESR 140.1, Thunderbird 141, Thunderbird 128.13, and Thunderbird 140.1.
- https://bugzilla.mozilla.org/show_bug.cgi?id=1974407
- https://www.mozilla.org/security/advisories/mfsa2025-56/
- https://www.mozilla.org/security/advisories/mfsa2025-58/
- https://www.mozilla.org/security/advisories/mfsa2025-59/
- https://www.mozilla.org/security/advisories/mfsa2025-61/
- https://www.mozilla.org/security/advisories/mfsa2025-62/
- https://www.mozilla.org/security/advisories/mfsa2025-63/
- https://lists.debian.org/debian-lts-announce/2025/07/msg00016.html
Modified: 2026-04-13
CVE-2025-8033
The JavaScript engine did not handle closed generators correctly and it was possible to resume them leading to a nullptr deref. This vulnerability was fixed in Firefox 141, Firefox ESR 115.26, Firefox ESR 128.13, Firefox ESR 140.1, Thunderbird 141, Thunderbird 128.13, and Thunderbird 140.1.
- https://bugzilla.mozilla.org/show_bug.cgi?id=1973990
- https://www.mozilla.org/security/advisories/mfsa2025-56/
- https://www.mozilla.org/security/advisories/mfsa2025-57/
- https://www.mozilla.org/security/advisories/mfsa2025-58/
- https://www.mozilla.org/security/advisories/mfsa2025-59/
- https://www.mozilla.org/security/advisories/mfsa2025-61/
- https://www.mozilla.org/security/advisories/mfsa2025-62/
- https://www.mozilla.org/security/advisories/mfsa2025-63/
- https://lists.debian.org/debian-lts-announce/2025/07/msg00016.html
Modified: 2026-04-13
CVE-2025-8034
Memory safety bugs present in Firefox ESR 115.25, Firefox ESR 128.12, Thunderbird ESR 128.12, Firefox ESR 140.0, Thunderbird ESR 140.0, Firefox 140 and Thunderbird 140. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 141, Firefox ESR 115.26, Firefox ESR 128.13, Firefox ESR 140.1, Thunderbird 141, Thunderbird 128.13, and Thunderbird 140.1.
- https://bugzilla.mozilla.org/show_bug.cgi?id=1970422
- https://www.mozilla.org/security/advisories/mfsa2025-56/
- https://www.mozilla.org/security/advisories/mfsa2025-57/
- https://www.mozilla.org/security/advisories/mfsa2025-58/
- https://www.mozilla.org/security/advisories/mfsa2025-59/
- https://www.mozilla.org/security/advisories/mfsa2025-61/
- https://www.mozilla.org/security/advisories/mfsa2025-62/
- https://www.mozilla.org/security/advisories/mfsa2025-63/
- https://lists.debian.org/debian-lts-announce/2025/07/msg00016.html
Modified: 2026-04-13
CVE-2025-8035
Memory safety bugs present in Firefox ESR 128.12, Thunderbird ESR 128.12, Firefox ESR 140.0, Thunderbird ESR 140.0, Firefox 140 and Thunderbird 140. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 141, Firefox ESR 128.13, Firefox ESR 140.1, Thunderbird 141, Thunderbird 128.13, and Thunderbird 140.1.
- https://bugzilla.mozilla.org/show_bug.cgi?id=1975961
- https://www.mozilla.org/security/advisories/mfsa2025-56/
- https://www.mozilla.org/security/advisories/mfsa2025-58/
- https://www.mozilla.org/security/advisories/mfsa2025-59/
- https://www.mozilla.org/security/advisories/mfsa2025-61/
- https://www.mozilla.org/security/advisories/mfsa2025-62/
- https://www.mozilla.org/security/advisories/mfsa2025-63/
- https://lists.debian.org/debian-lts-announce/2025/07/msg00016.html
Modified: 2026-04-13
CVE-2025-8036
Thunderbird cached CORS preflight responses across IP address changes. This allowed circumventing CORS with DNS rebinding. This vulnerability was fixed in Firefox 141, Firefox ESR 140.1, Thunderbird 141, and Thunderbird 140.1.
- https://bugzilla.mozilla.org/show_bug.cgi?id=1960834
- https://www.mozilla.org/security/advisories/mfsa2025-56/
- https://www.mozilla.org/security/advisories/mfsa2025-59/
- https://www.mozilla.org/security/advisories/mfsa2025-61/
- https://www.mozilla.org/security/advisories/mfsa2025-63/
- https://www.kb.cert.org/vuls/id/652514
Modified: 2026-04-13
CVE-2025-8037
Setting a nameless cookie with an equals sign in the value shadowed other cookies. Even if the nameless cookie was set over HTTP and the shadowed cookie included the `Secure` attribute. This vulnerability was fixed in Firefox 141, Firefox ESR 140.1, Thunderbird 141, and Thunderbird 140.1.
Modified: 2026-04-13
CVE-2025-8038
Thunderbird ignored paths when checking the validity of navigations in a frame. This vulnerability was fixed in Firefox 141, Firefox ESR 140.1, Thunderbird 141, and Thunderbird 140.1.
Modified: 2026-04-13
CVE-2025-8039
In some cases search terms persisted in the URL bar even after navigating away from the search page. This vulnerability was fixed in Firefox 141, Firefox ESR 140.1, Thunderbird 141, and Thunderbird 140.1.
Modified: 2026-04-13
CVE-2025-8040
Memory safety bugs present in Firefox ESR 140.0, Thunderbird ESR 140.0, Firefox 140 and Thunderbird 140. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 141, Firefox ESR 140.1, Thunderbird 141, and Thunderbird 140.1.
Modified: 2026-04-13
CVE-2025-8043
Focus incorrectly truncated URLs towards the beginning instead of around the origin. This vulnerability was fixed in Firefox 141.
Modified: 2026-04-13
CVE-2025-8044
Memory safety bugs present in Firefox 140 and Thunderbird 140. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 141 and Thunderbird 141.
Modified: 2026-04-22
CVE-2026-6746
Use-after-free in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 150, Firefox ESR 115.35, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.
- https://bugzilla.mozilla.org/show_bug.cgi?id=2014596
- https://www.mozilla.org/security/advisories/mfsa2026-30/
- https://www.mozilla.org/security/advisories/mfsa2026-31/
- https://www.mozilla.org/security/advisories/mfsa2026-32/
- https://www.mozilla.org/security/advisories/mfsa2026-33/
- https://www.mozilla.org/security/advisories/mfsa2026-34/
Modified: 2026-04-22
CVE-2026-6747
Use-after-free in the WebRTC component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.
Modified: 2026-04-22
CVE-2026-6748
Uninitialized memory in the Audio/Video: Web Codecs component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.
Modified: 2026-04-22
CVE-2026-6749
Information disclosure due to uninitialized memory in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox 150, Firefox ESR 115.35, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.
- https://bugzilla.mozilla.org/show_bug.cgi?id=2022610
- https://www.mozilla.org/security/advisories/mfsa2026-30/
- https://www.mozilla.org/security/advisories/mfsa2026-31/
- https://www.mozilla.org/security/advisories/mfsa2026-32/
- https://www.mozilla.org/security/advisories/mfsa2026-33/
- https://www.mozilla.org/security/advisories/mfsa2026-34/
Modified: 2026-04-24
CVE-2026-6750
Privilege escalation in the Graphics: WebRender component. This vulnerability was fixed in Firefox 150, Firefox ESR 115.35, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.
- https://bugzilla.mozilla.org/show_bug.cgi?id=2023407
- https://www.mozilla.org/security/advisories/mfsa2026-30/
- https://www.mozilla.org/security/advisories/mfsa2026-31/
- https://www.mozilla.org/security/advisories/mfsa2026-32/
- https://www.mozilla.org/security/advisories/mfsa2026-33/
- https://www.mozilla.org/security/advisories/mfsa2026-34/
Modified: 2026-04-22
CVE-2026-6754
Use-after-free in the JavaScript Engine component. This vulnerability was fixed in Firefox 150, Firefox ESR 115.35, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.
- https://bugzilla.mozilla.org/show_bug.cgi?id=2027541
- https://www.mozilla.org/security/advisories/mfsa2026-30/
- https://www.mozilla.org/security/advisories/mfsa2026-31/
- https://www.mozilla.org/security/advisories/mfsa2026-32/
- https://www.mozilla.org/security/advisories/mfsa2026-33/
- https://www.mozilla.org/security/advisories/mfsa2026-34/
Modified: 2026-04-22
CVE-2026-6761
Privilege escalation in the Networking component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.
Modified: 2026-04-22
CVE-2026-6765
Information disclosure in the Form Autofill component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.
Modified: 2026-04-22
CVE-2026-6766
Incorrect boundary conditions in the Libraries component in NSS. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.
Modified: 2026-04-22
CVE-2026-6769
Privilege escalation in the Debugger component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.
Modified: 2026-04-22
CVE-2026-6770
Other issue in the Storage: IndexedDB component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.
Modified: 2026-04-22
CVE-2026-6772
Incorrect boundary conditions in the Libraries component in NSS. This vulnerability was fixed in Firefox 150, Firefox ESR 115.35, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.
- https://bugzilla.mozilla.org/show_bug.cgi?id=2026089
- https://www.mozilla.org/security/advisories/mfsa2026-30/
- https://www.mozilla.org/security/advisories/mfsa2026-31/
- https://www.mozilla.org/security/advisories/mfsa2026-32/
- https://www.mozilla.org/security/advisories/mfsa2026-33/
- https://www.mozilla.org/security/advisories/mfsa2026-34/
Modified: 2026-04-22
CVE-2026-6776
Incorrect boundary conditions in the WebRTC: Networking component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.
