Astra Linux – Vulnerability in Firefox and Thunderbird

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...

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...

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

In some cases, video frames may have been leaked between their origins. This vulnerability affects Firefox 132, Firefox ESR 128.4, Firefox ESR 115.17, Thunderbird 128.4, and Thunderbird 132...

Astra Linux – Vulnerability in Firefox and Thunderbird

Information disclosure in the Networking: Cache component. This vulnerability was fixed in Firefox 143, Firefox ESR 140.3, Thunderbird 143, and Thunderbird 140.3...

Astra Linux – Vulnerability in Firefox

A type confusion bug in WebAssembly could be exploited by an attacker to potentially execute malicious code. This vulnerability affects Firefox 129, Firefox ESR 128.1, and Thunderbird 128.1...

Astra Linux – Vulnerability in Thunderbird, Firefox

A race condition could have led to private browsing tabs being opened in regular browsing windows. This could have resulted in a potential privacy breach. This vulnerability has been fixed in Firefox 135, Firefox ESR 128.7, Thunderbird 128.7, and Thunderbird 135...

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

The truncation of a long URL could have allowed for origin spoofing in a permission prompt. This vulnerability affects Firefox 132, Firefox ESR 128.4, Thunderbird 128.4, and Thunderbird 132...

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

The Enhanced Tracking Protection’s Strict mode may have inadvertently allowed a CSP frame-src bypass and DOM-based XSS attacks through the Google SafeFrame shim in the Web Compatibility extension. This issue could have exposed users to malicious frames disguised as legitimate content. This...

Astra Linux – Vulnerability in Firefox

JIT compilation errors in the JavaScript Engine: JIT component. This vulnerability has been fixed in Firefox 145 and Thunderbird 145...

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

Bypass of the same-origin policy in the Layout component. This vulnerability has been fixed in Firefox 143, Firefox ESR 140.3, Thunderbird 143, and Thunderbird 140.3...

Astra Linux – Vulnerability in Firefox and Thunderbird

A double-free issue could occur in secpkcs7decoderstartdecrypt, when handling an error path. Under certain conditions, the same symmetric key might be freed twice, potentially leading to memory corruption. This vulnerability affects Firefox 133, Thunderbird 133, Firefox ESR 128.7, and Thunderbird...

Astra Linux – Vulnerability in Firefox and Thunderbird

A compromised content process could have allowed for the arbitrary loading of cross-origin pages. This vulnerability affects Firefox 131, Firefox ESR 128.3, Firefox ESR 115.16, Thunderbird 128.3, and Thunderbird 131...

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...

Astra Linux – Vulnerability in Thunderbird, Firefox

An attacker could have exploited a use-after-free issue through the Custom Highlight API, resulting in a potentially exploitable crash. This vulnerability has been fixed in Firefox 135, Firefox ESR 115.20, Firefox ESR 128.7, Thunderbird 128.7, and Thunderbird 135...

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...