All errata/sisyphus/ALT-PU-2017-2703-2
ALT-PU-2017-2703-2

Package update thunderbird in branch sisyphus

Version52.5.0-alt1
Published2026-03-07
Max severityCRITICAL
Severity:

Closed issues (6)

BDU:2021-00023
MEDIUM6.5

Уязвимость интерфейса Resource Timing API браузеров Firefox, Firefox ESR и почтового клиента Thunderbird, позволяющая нарушителю получить несанкционированный доступ к защищаемой информации

Published: 2021-01-13
CVSS 3.xMEDIUM 6.5
CVSS:3.x/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
CVSS 2.0HIGH 7.1
CVSS:2.0/AV:N/AC:M/Au:N/C:C/I:N/A:N
BDU:2021-00024
CRITICAL9.8

Уязвимость реализации объекта «PressShell» браузеров Firefox, Firefox ESR и почтового клиента Thunderbird, позволяющая нарушителю вызвать отказ в обслуживании

Published: 2021-01-13
CVSS 3.xCRITICAL 9.8
CVSS:3.x/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0CRITICAL 10.0
CVSS:2.0/AV:N/AC:L/Au:N/C:C/I:C/A:C
BDU:2021-00051
CRITICAL9.8

Уязвимость браузеров Firefox, Firefox ESR и почтового клиента Thunderbird, связанная c выходом операции за границы буфера в памяти, позволяющая нарушителю выполнить произвольный код

Published: 2021-01-13
CVSS 3.xCRITICAL 9.8
CVSS:3.x/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0CRITICAL 10.0
CVSS:2.0/AV:N/AC:L/Au:N/C:C/I:C/A:C
CVE-2017-7826
CRITICAL9.8

Memory safety bugs were reported in Firefox 56 and Firefox ESR 52.4. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploited to run arbitrary code. This vulnerability affects Firefox < 57, Firefox ESR < 52.5, and Thunderbird < 52.5.

Published: 2018-06-11Modified: 2025-11-25
CVSS 2.0CRITICAL 10.0
CVSS:2.0/AV:N/AC:L/Au:N/C:C/I:C/A:C
CVSS 3.xCRITICAL 9.8
CVSS:3.x/CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
References
CVE-2017-7828
CRITICAL9.8

A use-after-free vulnerability can occur when flushing and resizing layout because the "PressShell" object has been freed while still in use. This results in a potentially exploitable crash during these operations. This vulnerability affects Firefox < 57, Firefox ESR < 52.5, and Thunderbird < 52.5.

Published: 2018-06-11Modified: 2025-11-25
CVSS 2.0HIGH 7.5
CVSS:2.0/AV:N/AC:L/Au:N/C:P/I:P/A:P
CVSS 3.xCRITICAL 9.8
CVSS:3.x/CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVE-2017-7830
MEDIUM6.5

The Resource Timing API incorrectly revealed navigations in cross-origin iframes. This is a same-origin policy violation and could allow for data theft of URLs loaded by users. This vulnerability affects Firefox < 57, Firefox ESR < 52.5, and Thunderbird < 52.5.

Published: 2018-06-11Modified: 2025-11-25
CVSS 2.0MEDIUM 4.3
CVSS:2.0/AV:N/AC:M/Au:N/C:P/I:N/A:N
CVSS 3.xMEDIUM 6.5
CVSS:3.x/CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N