All errata/sisyphus/ALT-PU-2025-5827-3
ALT-PU-2025-5827-3

Package update firefox-esr in branch sisyphus

Version128.9.0-alt1
Task#382269
Published2026-02-04
Max severityHIGH
Severity:

Closed issues (6)

BDU:2025-04986
HIGH8.1

Уязвимость браузеров Mozilla Firefox, Firefox ESR и почтового клиента Thunderbird, связанная с использованием памяти после ее освобождения, позволяющая нарушителю выполнить произвольный код

Published: 2025-04-28Modified: 2026-03-04
CVSS 3.xHIGH 8.1
CVSS:3.x/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0HIGH 7.6
CVSS:2.0/AV:N/AC:H/Au:N/C:C/I:C/A:C
References
BDU:2025-05195
MEDIUM6.5

Уязвимость браузера Mozilla Firefox и почтового клиента Thunderbird, позволяющая нарушителю выполнить произвольный код

Published: 2025-05-05Modified: 2026-03-04
CVSS 3.xMEDIUM 6.5
CVSS:3.x/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
CVSS 2.0MEDIUM 6.4
CVSS:2.0/AV:N/AC:L/Au:N/C:N/I:P/A:P
References
BDU:2025-07528
HIGH7.3

Уязвимость браузера Mozilla Firefox и почтового клиента Thunderbird, связанная с обходом аутентификации посредством спуфинга, позволяющая нарушителю проводить спуфинг-атаки

Published: 2025-06-25Modified: 2026-03-04
CVSS 3.xHIGH 7.3
CVSS:3.x/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
CVSS 2.0HIGH 7.5
CVSS:2.0/AV:N/AC:L/Au:N/C:P/I:P/A:P
References
CVE-2025-3028
MEDIUM6.5

JavaScript code running while transforming a document with the XSLTProcessor could lead to a use-after-free. This vulnerability was fixed in Firefox 137, Firefox ESR 115.22, Firefox ESR 128.9, Thunderbird 137, and Thunderbird 128.9.

Published: 2025-04-01Modified: 2026-04-13
CVSS 3.xMEDIUM 6.5
CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
References
CVE-2025-3029
HIGH7.3

A crafted URL containing specific Unicode characters could have hidden the true origin of the page, resulting in a potential spoofing attack. This vulnerability was fixed in Firefox 137, Firefox ESR 128.9, Thunderbird 137, and Thunderbird 128.9.

Published: 2025-04-01Modified: 2026-04-13
CVSS 3.xHIGH 7.3
CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
References
CVE-2025-3030
HIGH8.1

Memory safety bugs present in Firefox 136, Thunderbird 136, Firefox ESR 128.8, and Thunderbird 128.8. 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 137, Firefox ESR 128.9, Thunderbird 137, and Thunderbird 128.9.

Published: 2025-04-01Modified: 2026-04-13
CVSS 3.xHIGH 8.1
CVSS:3.x/CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
References