Astra Linux – vulnerability in Firefox and Thunderbird

Memory safety bugs present in Firefox ESR 115.36, Firefox ESR 140.11, Thunderbird ESR 140.11, Firefox 151 and Thunderbird 151. Some of these bugs showed evidence of memory corruption; we assume that with sufficient effort, some of them could have been exploited to execute arbitrary code. This...

Astra Linux – vulnerability in Firefox and Thunderbird

DOM mitigation bypass: Security component. This vulnerability has been fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11...

Astra Linux – vulnerability in Firefox and Thunderbird

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

Astra Linux – vulnerability in Firefox

Due to unexpected data type conversions, a use-after-free might have occurred when interacting with the font cache. We assume that with sufficient effort, this could have been exploited to execute arbitrary code. This vulnerability affects Firefox 88...

Astra Linux – Vulnerability in Firefox and Thunderbird

Mozilla developers reported memory safety bugs in Firefox 91 and Firefox ESR 78.13. 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 ESR...

Astra Linux – vulnerability in Firefox

The MediaError message property should remain consistent to prevent leakage of information regarding cross-origin resources; however, for a same-site cross-origin resource, the message might have leaked data that could enable XS-Leaks attacks. This vulnerability affects Firefox versions earlier...

Astra Linux – Vulnerability in Thunderbird

A use-after-free in WebGL extensions could lead to a potentially exploitable crash. This vulnerability affects Firefox 107, Firefox ESR 102.6, and Thunderbird 102.6...

Astra Linux – Vulnerability in Firefox

Memory safety bugs exist in Firefox 109 and Firefox ESR 102.7. 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 versions less than 110 and...

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 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

The Remote Agent, used in WebDriver, did not validate the Host or Origin headers. This could have allowed websites to connect back locally to the user’s browser to control it. This bug only affected Firefox when WebDriver was enabled, which is not the default configuration.. This vulnerability...

Astra Linux – Vulnerability in Firefox and Thunderbird

A malicious devtools extension could have been used to escalate privileges. This vulnerability affects Firefox 122, Firefox ESR 115.7, and Thunderbird 115.7...

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 Firefox, 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 nss

When converting coordinates from projective to affine, the modular inversion was not performed in constant time, allowing for a timing-based side channel attack. This vulnerability affects Firefox versions less than 80, as well as Firefox for Android versions less than 80...

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, 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...

SUSE CVE-2026-16360

Memory safety bugs present in Thunderbird ESR 140.12 and Thunderbird 152. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 153, Firefox ESR 115.38,...

EUVD-2026-46251

Memory safety bugs present in Firefox ESR 115.37, Firefox ESR 140.12 and Firefox 152. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 153, Firefox...

PT-2026-61873

Name of the Vulnerable Software and Affected Versions Thunderbird ESR versions prior to 140.13 Firefox ESR versions prior to 115.38 Firefox ESR versions prior to 140.13 Description Memory safety bugs exist that may lead to memory corruption. These issues could potentially be exploited to execute...