Astra Linux – Vulnerability in Firefox and Thunderbird

If a custom mouse cursor is specified in CSS, under certain circumstances the cursor might be drawn over the browser UI, potentially causing confusion for users or leading to spoofing attacks. This vulnerability affects Firefox ESR 102.5, Thunderbird 102.5, and Firefox 107...

Astra Linux – Vulnerability in Firefox and Thunderbird

JIT compilation errors in the JavaScript Engine component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9...

Astra Linux – Vulnerability in Thunderbird, Firefox

Memory safety bugs exist in Firefox 136, Thunderbird 136, Firefox ESR 128.8, and Thunderbird 128.8. 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 has be...

Astra Linux – Vulnerability in Firefox and Thunderbird

Memory corruption in the networking stack could have led to a potentially exploitable crash. This vulnerability affects Firefox 125, Firefox ESR 115.12, and Thunderbird 115.12...

Astra Linux – Vulnerability in Firefox and Thunderbird

In a memory-out-of-memory scenario, an allocation might fail, but the free function would still be called on the pointer afterward, leading to memory corruption. This vulnerability affects Firefox 128, Firefox ESR 115.13, Thunderbird 115.13, and Thunderbird 128...

Astra Linux – Vulnerability in Firefox and Thunderbird

A type checking bug could have resulted in invalid code being compiled. This vulnerability affects Firefox 113, Firefox ESR 102.11, and Thunderbird 102.11...

Astra Linux – Vulnerability in Firefox and Thunderbird

Memory safety bugs exist in Firefox 111 and Firefox ESR 102.9. Some of these bugs exhibited signs of memory corruption, and we assume that with sufficient effort, some of these bugs could have been exploited to execute arbitrary code. This vulnerability affects Firefox 112, Focus for Android 112,...

Astra Linux – Vulnerability in Thunderbird, Firefox

Navigation was allowed when dragging a URL from a cross-origin iframe into the same tab, which could lead to website spoofing attacks. This vulnerability affects Firefox 109, Firefox ESR 102.7, and Thunderbird 102.7...

Astra Linux – Vulnerability in Thunderbird

The encrypted subject of an email message may be incorrectly and permanently assigned to another arbitrary email message in Thunderbird’s local cache. As a result, when replying to the contaminated email message, the user may accidentally expose the confidential subject to a third party. While th...

Astra Linux – Vulnerability in Firefox and Thunderbird

If a website sets a large custom cursor, portions of the cursor may overlap with the permission dialog, potentially causing confusion for users and leading to unexpected granting of permissions. This vulnerability affects Firefox 123, Firefox ESR 115.8, and Thunderbird 115.8...

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 Thunderbird...

Astra Linux – Vulnerability in Firefox, Thunderbird

On some systems—depending on the graphics settings and drivers—it was possible to exploit a vulnerability that allowed for reading data outside the bounds of the allocated memory space, thereby leaking memory data into the images created on the canvas element. This vulnerability affects Firefox...

Astra Linux – Vulnerability in Firefox, Thunderbird

The black fade animation when exiting fullscreen is roughly the same duration as the delay in permission prompts during the anti-clickjacking process. It was possible to take advantage of this fact to surprise users by tempting them to click on the permission grant button before it appeared. This...

Astra Linux – Vulnerability in Firefox and Thunderbird

When using X11, text selected by the page using the Selection API is erroneously copied into the primary selection, a temporary storage similar to the clipboard. This bug only affects Firefox on X11. Other systems are unaffected. This vulnerability affects Firefox versions earlier than 120, Firef...

Astra Linux – Vulnerability in Firefox and Thunderbird

Relative URLs that start with three slashes were incorrectly parsed. The “path-traversal” /../ part in the path could be used to override the specified host. This could lead to security issues in websites. This vulnerability affects Firefox 120, Firefox ESR 115.5.0, and Thunderbird 115.5...

Astra Linux – Vulnerability in Firefox, Thunderbird

It was possible to cause the use of a MessagePort after it had already been freed, which could potentially lead to an exploitable crash. This vulnerability affects Firefox 120, Firefox ESR 115.5.0, and Thunderbird 115.5...

Astra Linux – Vulnerability in Firefox and Thunderbird

Poor management of ownership led to a “use-after-free” vulnerability in ReadableByteStreams. This vulnerability affects Firefox 120, Firefox ESR 115.5.0, and Thunderbird 115.5...

Astra Linux – Vulnerability in Firefox and Thunderbird

The concurrent use of the URL parser with non-UTF-8 data was not thread-safe. This could lead to a “use-after-free” condition, resulting in a potentially exploitable crash. This vulnerability affects Firefox ESR 102.3, Thunderbird 102.3, and Firefox 105...

Astra Linux – Vulnerability in Firefox and Thunderbird

An attacker could have sent a message to the parent process, with the contents being used to index into a JavaScript object twice. This would lead to prototype pollution, and ultimately, attacker-controlled JavaScript would execute in the privileged parent process. This vulnerability affects...

Astra Linux – Vulnerability in Firefox and Thunderbird

A type check was missing when handling fonts in PDF.js, which would allow arbitrary JavaScript execution within the PDF.js context. This vulnerability affects Firefox 126, Firefox ESR 115.11, and Thunderbird 115.11...