[SECURITY] [DLA 4510-1] firefox-esr security update

------------------------------------------------------------------------- Debian LTS Advisory DLA-4510-1 [email protected] https://www.debian.org/lts/security/ Emilio Pozuelo Monfort March 26, 2026 https://wiki.debian.org/LTS -...

firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 140.9, Thunderbird ESR 140.9, Firefox 149 and Thunderbird 149

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Memory safety bugs present in Firefox ESR 140.8, Thunderbird ESR 140.8, Firefox 148 and Thunderbird 148. Some of these bugs showed evidence of memory corruption and we presume th...

firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 140.9, Thunderbird ESR 140.9, Firefox 149 and Thunderbird 149

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Memory safety bugs present in Firefox ESR 140.8, Thunderbird ESR 140.8, Firefox 148 and Thunderbird 148. Some of these bugs showed evidence of memory corruption and we presume th...

Debian dla-4510 : firefox-esr - security update

The remote Debian 11 host has packages installed that are affected by multiple vulnerabilities as referenced in the dla-4510 advisory. - ------------------------------------------------------------------------- Debian LTS Advisory DLA-4510-1 [email protected]...

DLA-4510-1 firefox-esr - security update

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[SECURITY] [DSA 6178-1] firefox-esr security update

------------------------------------------------------------------------- Debian Security Advisory DSA-6178-1 [email protected] https://www.debian.org/security/ Salvatore Bonaccorso March 25, 2026 https://www.debian.org/security/faq -...

CVE-2026-4720

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Memory safety bugs present in Firefox ESR 140.8, Thunderbird ESR 140.8, Firefox 148 and Thunderbird 148. Some of these bugs showed evidence of memory corruption and we presume th...

SUSE CVE-2026-4709

Incorrect boundary conditions in the Audio/Video: GMP component. This vulnerability was fixed in Firefox 149, Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9...

SUSE CVE-2026-4717

Privilege escalation in the Netmonitor component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9...

DSA-6178-1 firefox-esr - security update

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Debian dsa-6178 : firefox-esr - security update

The remote Debian 12 / 13 host has packages installed that are affected by multiple vulnerabilities as referenced in the dsa-6178 advisory. - ------------------------------------------------------------------------- Debian Security Advisory DSA-6178-1 [email protected]...

firefox-esr-140.9.0-1.1 on GA media (moderate)

firefox-esr-140.9.0-1.1 on GA media Announcement ID: openSUSE-SU-2026:10413-1 Rating: moderate Cross-References: CVE-2025-59375 CVE-2026-4684 CVE-2026-4685 CVE-2026-4686 CVE-2026-4687 CVE-2026-4688 CVE-2026-4689 CVE-2026-4690 CVE-2026-4691 CVE-2026-4692 CVE-2026-4693 CVE-2026-4694 CVE-2026-4695...

EUVD-2026-14812

Incorrect boundary conditions in the Audio/Video: Web Codecs component. This vulnerability affects Firefox 149 and Firefox ESR 140.9...

EUVD-2026-14823

Denial-of-service in the WebRTC: Signaling component. This vulnerability affects Firefox 149 and Firefox ESR 140.9...

EUVD-2026-14853

Incorrect boundary conditions in the Graphics: Text component. This vulnerability affects Firefox 149 and Firefox ESR 140.9...

EUVD-2026-14821

JIT miscompilation in the JavaScript Engine component. This vulnerability affects Firefox 149 and Firefox ESR 140.9...

EUVD-2026-14841

Incorrect boundary conditions in the Graphics component. This vulnerability affects Firefox 149 and Firefox ESR 140.9...

EUVD-2026-14851

Undefined behavior in the WebRTC: Signaling component. This vulnerability affects Firefox 149 and Firefox ESR 140.9...

CVE-2026-4716

Incorrect boundary conditions, uninitialized memory in the JavaScript Engine component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9...

CVE-2026-4714

Incorrect boundary conditions in the Audio/Video component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9...