All errata/sisyphus/ALT-PU-2026-3299-2
ALT-PU-2026-3299-2

Package update firefox-esr in branch sisyphus

Version140.7.1-alt1
Task#408786
Published2026-02-21
Max severityHIGH
Severity:

Closed issues (2)

BDU:2026-02014
HIGH8.8

Уязвимость компонента libvpx браузеров Mozilla Firefox, Firefox ESR и почтового клиента Thunderbird, позволяющая нарушителю вызвать отказ в обслуживании

Published: 2026-02-20Modified: 2026-05-06
CVSS 3.xHIGH 8.8
CVSS:3.x/AV:N/AC:L/PR:N/UI:R/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
References
CVE-2026-2447
HIGH8.8

Heap buffer overflow in libvpx. This vulnerability was fixed in Firefox 147.0.4, Firefox ESR 140.7.1, Firefox ESR 115.32.1, Thunderbird 140.7.2, and Thunderbird 147.0.2.

Published: 2026-02-16Modified: 2026-04-13
CVSS 3.xHIGH 8.8
CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
References