Astra Linux – Vulnerability in Thunderbird, Firefox

When importing an SPKI RSA public key as an ECDSA P-256 key, the key is handled incorrectly, causing the tab to crash. This vulnerability affects Firefox 110, Thunderbird 102.8, and Firefox ESR 102.8...

Astra Linux – Vulnerability in Firefox and Thunderbird

Memory safety bugs exist in Firefox ESR 115.28, Firefox ESR 140.3, Thunderbird ESR 140.3, Firefox 143, and Thunderbird 143. 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...

Astra Linux – Vulnerability in Firefox

A memory safety bug has been fixed in Firefox 152. This vulnerability was addressed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12...

Astra Linux – Vulnerability in Firefox and Thunderbird

Using XMLHttpRequest, an attacker could identify installed applications by probing error messages related to loading external protocols. This vulnerability affects Thunderbird version 91.4.0, Firefox ESR version 91.4.0, and Firefox version 95...

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

Mitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12...

CVE-2026-92022

Use-after-free in the DOM: HTML Parser component. This vulnerability was fixed in Firefox 156, Firefox ESR 115.41, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, Thunderbird 140.16, and Thunderbird 153.3...

CVE-2026-92028

Use-after-free in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 156, Firefox ESR 115.41, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, Thunderbird 140.16, and Thunderbird 153.3...

Astra Linux – Vulnerability in Firefox and Thunderbird

Another issue in the Storage: IndexedDB component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10...

Astra Linux – Vulnerability in Firefox and Thunderbird

Incorrect boundary conditions in the Libraries component of NSS. This vulnerability was fixed in Firefox 150, Firefox ESR 115.35, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10...

Astra Linux – Vulnerability in Firefox and Thunderbird

Privilege escalation in the Security component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11...

Astra Linux – Vulnerability in Firefox and Thunderbird

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

Astra Linux – Vulnerability in Firefox and Thunderbird

Privilege escalation in the Graphics: WebRender component. This vulnerability was fixed in Firefox 150, Firefox ESR 115.35, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10...

Astra Linux – Vulnerability in Firefox and Thunderbird

If a Blob URL is loaded through some unusual user interaction, it may have been loaded by the system principal, granting additional privileges that should not be granted to web content. This vulnerability affects Firefox ESR 78.10, Thunderbird 78.10, and Firefox 88...

Astra Linux – Vulnerability in Firefox and Thunderbird

It was possible to create specific XSLT markup that could bypass the iframe sandbox. This vulnerability affects Firefox ESR versions prior to 91.5, Firefox versions prior to 96, and Thunderbird versions prior to 91.5...

Astra Linux – Vulnerability in Firefox

Privilege escalation in the Graphics: WebRender component. 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

Sandbox escape in the Profile Backup component. This vulnerability was fixed in Firefox 150.0.3, Firefox ESR 115.36, Firefox ESR 140.11, and Thunderbird 140.11...

Astra Linux – Vulnerability in Firefox and Thunderbird

Another issue with the JavaScript Engine component. This vulnerability was fixed in Firefox 150.0.3, Firefox ESR 115.36, Firefox ESR 140.11, and Thunderbird 140.11...

Astra Linux – Vulnerability in Firefox and Thunderbird

A use-after-free might have occurred when an HTTP2 session object was released on a different thread, resulting in memory corruption and potentially exploitable crashes. This vulnerability affects Firefox 93, Thunderbird 91.3, and Firefox ESR 91.3...

Astra Linux – Vulnerability in Firefox and Thunderbird

A website could have obscured the fullscreen notification by using a URL that was processed by an external program, such as a mailto URL. This could have caused confusion among users and potentially led to spoofing attacks. This vulnerability affects Firefox 115, Firefox ESR 102.13, and Thunderbi...