Mozilla -- Privilege escalation

https://bugzilla.mozilla.org/showbug.cgi?id=2017857 reports: Privilege escalation in the Networking component...

firefox: thunderbird: Mitigation bypass in the Networking: HTTP component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Mitigation bypass in the Networking: HTTP component...

firefox: thunderbird: Mitigation bypass in the Networking: HTTP component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Mitigation bypass in the Networking: HTTP component...

firefox: thunderbird: Mitigation bypass in the Networking: HTTP component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Mitigation bypass in the Networking: HTTP component...

firefox: thunderbird: Mitigation bypass in the Networking: HTTP component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Mitigation bypass in the Networking: HTTP component...

firefox: thunderbird: Mitigation bypass in the Networking: HTTP component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Mitigation bypass in the Networking: HTTP component...

firefox: thunderbird: Mitigation bypass in the Networking: HTTP component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Mitigation bypass in the Networking: HTTP component...

firefox: thunderbird: Mitigation bypass in the Networking: HTTP component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Mitigation bypass in the Networking: HTTP component...

Security update for MozillaFirefox

This update for MozillaFirefox fixes the following issues: Update to Firefox 140.9.0 ESR MFSA 2026-22, bsc1260083: CVE-2026-4684: Race condition, use-after-free in the Graphics: WebRender component CVE-2026-4685: Incorrect boundary conditions in the Graphics: Canvas2D component CVE-2026-4686:...

firefox: thunderbird: Mitigation bypass in the Networking: HTTP component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Mitigation bypass in the Networking: HTTP component...

firefox: thunderbird: Mitigation bypass in the Networking: HTTP component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Mitigation bypass in the Networking: HTTP component...

CVE-2026-4700

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Mitigation bypass in the Networking: HTTP component...

SUSE CVE-2026-4700

Mitigation bypass in the Networking: HTTP component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9...

EUVD-2026-14817

Mitigation bypass in the Networking: HTTP component. This vulnerability affects Firefox 149 and Firefox ESR 140.9...

MGASA-2026-0053 Updated thunderbird packages fix security vulnerabilities

Incorrect boundary conditions in the WebRTC: Audio/Video component. CVE-2026-2757 Use-after-free in the JavaScript: GC component. CVE-2026-2758 Incorrect boundary conditions in the Graphics: ImageLib component. CVE-2026-2759 Sandbox escape due to incorrect boundary conditions in the Graphics:...

firefox: thunderbird: Same-origin policy bypass in the Networking: JAR component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Same-origin policy bypass in the Networking: JAR component...

firefox: thunderbird: Same-origin policy bypass in the Networking: JAR component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Same-origin policy bypass in the Networking: JAR component...

firefox: thunderbird: Same-origin policy bypass in the Networking: JAR component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Same-origin policy bypass in the Networking: JAR component...

kernel: Linux kernel: Use-after-free in teql queueing discipline can lead to privilege escalation

A flaw was found in the Linux kernel's networking component. A local attacker with low privileges could exploit a design issue in the teql queueing discipline, which is responsible for managing network traffic. By sending specially crafted network packets, an attacker could trigger a use-after-fr...

firefox: thunderbird: Incorrect boundary conditions in the Networking: JAR component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Incorrect boundary conditions in the Networking: JAR component...