Astra Linux – Vulnerability in Firefox and Thunderbird

Mozilla developers Ashley Hale and the Mozilla Fuzzing Team reported memory safety bugs in Firefox 105 and Firefox ESR 102.3. 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 and Thunderbird

Uninitialized memory in the JavaScript Engine component. This vulnerability was fixed in Firefox 142, Firefox ESR 128.14, Firefox ESR 140.2, Thunderbird 142, Thunderbird 128.14, and Thunderbird 140.2...

Astra Linux – Vulnerability in Firefox and Thunderbird

Memory safety bugs exist in Firefox 126, Firefox ESR 115.11, and Thunderbird 115.11. 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...

Astra Linux – Vulnerability in Firefox and Thunderbird

By sending a specially crafted push message, a remote server could have terminated the parent process, causing the browser to become unresponsive. This vulnerability affects Firefox 132, Firefox ESR 128.4, Thunderbird 128.4, and Thunderbird 132...

Astra Linux – Vulnerability in Firefox

Potential race conditions in IndexedDB could have caused memory corruption, resulting in a potentially exploitable crash. This vulnerability affects Firefox 132 and Thunderbird 132...

Astra Linux – Vulnerability in Firefox and Thunderbird

Incomplete handling of WebAssembly exceptions could lead to a use-after-free vulnerability. This vulnerability affects Firefox 129, Firefox ESR 115.14, Firefox ESR 128.1, Thunderbird 128.1, and Thunderbird 115.14...

Astra Linux – Vulnerability in Firefox and Thunderbird

A potentially exploitable type confusion could occur when looking up a property name on an object used as the with environment. This vulnerability affects Firefox 130, Firefox ESR 128.2, Firefox ESR 115.15, Thunderbird 128.2, and Thunderbird 115.15...

Astra Linux – Vulnerability in Firefox

An attacker could write data to the user’s clipboard by bypassing the user prompt during a certain sequence of navigation events. This vulnerability affects Firefox 129, Firefox ESR 128.3, and Thunderbird 128.3...

Astra Linux – Vulnerability in Firefox and Thunderbird

A potential memory corruption vulnerability could be triggered if an attacker had the ability to cause a “Out-of-Memory” exception at a specific moment during JIT compilation. This vulnerability affects Firefox 131, Firefox ESR 128.3, Thunderbird 128.3, and Thunderbird 131...

Astra Linux – Vulnerability in Firefox and Thunderbird

A crafted URL containing Arabic script and whitespace characters could potentially hide the true origin of the page, leading to a potential spoofing attack. This vulnerability affects Firefox 133, Firefox ESR 128.5, Thunderbird 133, and Thunderbird 128.5...

Astra Linux – Vulnerability in Firefox and Thunderbird

When segmenting specially crafted text, segmentation may corrupt memory, leading to a potentially exploitable crash. This vulnerability has been fixed in Firefox 134, Firefox ESR 128.6, Thunderbird 134, and Thunderbird 128.6...

Astra Linux – Vulnerability in Thunderbird

Thunderbird processes the X-Mozilla-External-Attachment-URL header to handle attachments that can be hosted externally. When an email is opened, Thunderbird accesses the specified URL to determine the file size, and navigates to the attachment when the user clicks on it. Since the URL is not...

Astra Linux – Vulnerability in Firefox and Thunderbird

Memory safety bugs exist in Firefox ESR 140.2, Thunderbird ESR 140.2, Firefox 142, and Thunderbird 142. 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 ha...

Astra Linux – Vulnerability in Firefox and Thunderbird

During process shutdown, a document could cause a use-after-free of a languages service object, resulting in memory corruption and potentially exploitable crashes. This vulnerability affects Firefox 93, Thunderbird 91.2, and Firefox ESR 91.2...

Astra Linux – Vulnerability in Firefox and Thunderbird

Through a series of maneuvers, Firefox could have entered fullscreen mode without notifying or warning the user. This could lead to spoofing attacks on the browser interface, including phishing attempts. This vulnerability affects Firefox versions earlier than 94, Thunderbird versions earlier tha...

Astra Linux – Vulnerability in Thunderbird

Thunderbird unexpectedly enabled JavaScript in the composition area. The JavaScript execution context was limited to this area and did not receive Chrome-level privileges; however, it could be used as a stepping stone for further attacks involving other vulnerabilities. This vulnerability affects...

Astra Linux – Vulnerability in Thunderbird

Previously, Firefox for macOS and Linux would download temporary files to a user-specific directory in /tmp. However, this behavior was changed so that the files were downloaded to /tmp, where they could be affected by other local users. This behavior has been reverted to the original,...

Astra Linux – Vulnerability in Firefox and Thunderbird

Documents in deeply-nested cross-origin browsing contexts may have obtained permissions granted to the top-level origin, bypassing the existing prompts and wrongly inheriting the top-level permissions. This vulnerability affects Thunderbird 91.9, Firefox ESR 91.9, and Firefox 100...

Astra Linux – Vulnerability in Firefox and Thunderbird

Mozilla developers Andrew McCreight, Nicolas B. Pierron, and the Mozilla Fuzzing Team reported memory safety bugs in Firefox 100 and Firefox ESR 91.9. Some of these bugs exhibited signs of memory corruption, and we assume that with sufficient effort, some of these bugs could have been exploited t...

Astra Linux – Vulnerability in Firefox and Thunderbird

When combining CSS properties for overflow and transform, the mouse cursor may interact with coordinates that differ from those displayed. This vulnerability affects Firefox ESR 102.1, Firefox ESR 91.12, Firefox 103, Thunderbird 102.1, and Thunderbird 91.12...