Astra Linux – Vulnerability in Firefox

Bypass of mitigation mechanisms in the Networking: Cache component. This vulnerability has been fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8...

CVE-2026-12324

Incorrect boundary conditions in the Graphics: CanvasWebGL component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12...

CVE-2026-12313

Information disclosure, sandbox escape in the Security: Process Sandboxing component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12...

CVE-2026-12290

Memory safety bug fixed in Firefox 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12...

Astra Linux – Vulnerability in Firefox and Thunderbird

If an attacker could find a way to trigger a specific code path in SafeRefPtr, it could cause a crash or potentially be used to execute malicious code. This vulnerability affects Firefox 124, Firefox ESR 115.9, and Thunderbird 115.9...

Astra Linux – Vulnerability in Thunderbird, Firefox

A web page could trick users into setting that site as the default handler for a custom URL protocol. This vulnerability was fixed in Firefox 136, Firefox ESR 128.8, Thunderbird 136, and Thunderbird 128.8...

Astra Linux – Vulnerability in Firefox and Thunderbird

Mozilla developers reported memory safety bugs in Firefox 92 and Firefox ESR 91.1. Some of these bugs exhibited signs of memory corruption, and we assume that with sufficient effort, some of these bugs could have been exploited to execute arbitrary code. This vulnerability affects Firefox version...

Astra Linux – Vulnerability in Firefox and Thunderbird

The origin of an external protocol handler prompt could have been obscured using a data: URL within an iframe. This vulnerability affects Firefox 132, Firefox ESR 128.4, Thunderbird 128.4, and Thunderbird 132...

Astra Linux – Vulnerability in Firefox

Thunderbird ignored paths when checking the validity of navigations in a frame. This vulnerability was fixed in Firefox 141, Firefox ESR 140.1, Thunderbird 141, and Thunderbird 140.1...

Astra Linux – Vulnerability in Firefox and Thunderbird

An attacker could have placed a datalist element to obscure the address bar. This vulnerability affects Firefox 113, Firefox ESR 102.11, and Thunderbird 102.11...

Astra Linux – Vulnerability in Firefox and Thunderbird

A clickjacking vulnerability could have been exploited to trick users into revealing their saved payment card details to a malicious page. This vulnerability has been fixed in Firefox 139, Firefox ESR 128.11, Thunderbird 139, and Thunderbird 128.11...

Astra Linux – Vulnerability in Firefox and Thunderbird

Mozilla developers Andrew McCreight, Gabriele Svelto, Tom Ritter, and the Mozilla Fuzzing Team reported memory safety bugs in Firefox 99 and Firefox ESR 91.8. Some of these bugs exhibited signs of memory corruption, and we assume that with sufficient effort, some of these bugs could have been...

Astra Linux – Vulnerability in Firefox and Thunderbird

A website configured to initiate a specially crafted WebTransport session could cause the Firefox process to crash, resulting in a denial-of-service condition. This vulnerability affects Firefox 131, Firefox ESR 128.3, Thunderbird 128.3, and Thunderbird 131...

Astra Linux – Vulnerability in Thunderbird, Firefox

Memory safety bugs exist in Firefox 134, Thunderbird 134, Firefox ESR 115.19, Firefox ESR 128.6, Thunderbird 115.19, and Thunderbird 128.6. Some of these bugs exhibited signs of memory corruption, and we assume that with sufficient effort, some of these bugs could have been exploited to execute...

Astra Linux – Vulnerability in Firefox and Thunderbird

Use-after-free in the WebRTC: Audio/Video component. This vulnerability was fixed in Firefox 145, Firefox ESR 140.5, Thunderbird 145, and Thunderbird 140.5...

Astra Linux – Vulnerability in Firefox and Thunderbird

When receiving rendering data via IPC mStream, it might have been destroyed during initialization, which could lead to a use-after-free condition and potentially cause a crash. This vulnerability affects Firefox 117, Firefox ESR 102.15, Firefox ESR 115.2, Thunderbird 102.15, and Thunderbird 115.2...

Astra Linux – Vulnerability in Firefox and Thunderbird

An attacker was able to cause memory corruption in the GMP process, which handles encrypted media. This process is also highly sandboxed, but it operates with slightly different privileges compared to the content process. This vulnerability has been fixed in Firefox 142, Firefox ESR 115.27, Firef...

Astra Linux – Vulnerability in Firefox and Thunderbird

A malicious website could have learned the size of a cross-origin resource that supported Range requests. This vulnerability affects Thunderbird 91.10, Firefox 101, and Firefox ESR 91.10...

Astra Linux – Vulnerability in Firefox and Thunderbird

Drivers are not always robust against extremely large draw calls, and in some cases, this scenario could lead to crashes. This vulnerability affects Firefox 119, Firefox ESR 115.4, and Thunderbird 115.4.1...

firefox: thunderbird: Memory safety bugs fixed in Firefox ESR 115.35, Firefox ESR 140.10, Thunderbird ESR 140.10, Firefox 150 and Thunderbird 150

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 115.34, Firefox ESR 140.9, Thunderbird ESR 140.9, Firefox 149 and Thunderbird 149. Some of these bugs showed evidence of memory corrupti...