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 Firefox

Memory safety bugs exist in Firefox 110. 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 prior to 111...

Astra Linux – Vulnerability in Firefox and Thunderbird

In some cases, a stale value might have been used for a global variable during WASM JIT analysis. This led to incorrect compilation and potentially exploitable crashes in the content process. This vulnerability affects Firefox 116, Firefox ESR 102.14, and Firefox ESR 115.1...

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

Mozilla developers Andrew McCreight and Gabriele Svelto reported memory safety bugs present in Thunderbird 102.4. Some of these bugs showed signs of memory corruption, and we assume that with sufficient effort, some of these bugs could have been exploited to execute arbitrary code. This...

Astra Linux – Vulnerability in Firefox and Thunderbird

Firefox was vulnerable to a heap buffer overflow in nsTextFragment due to insufficient OOM handling. This vulnerability affects Firefox ESR 115.6, Thunderbird 115.6, and Firefox 121...

Astra Linux – Vulnerability in Firefox and Thunderbird

The return registers were overwritten, which could have allowed an attacker to execute arbitrary code. Note: This issue only affected Armv7-A systems. Other operating systems were not affected. This vulnerability affects Firefox 124, Firefox ESR 115.9, and Thunderbird 115.9...

Astra Linux – Vulnerability in Firefox and Thunderbird

Additional techniques that built upon the slipstream research, combined with a malicious web page, could have exposed both hosts within an internal network as well as services running on the user’s local machine. This vulnerability affects Firefox versions earlier than 85...

Astra Linux – Vulnerability in Firefox

Mozilla developers reported memory safety bugs in Firefox 89. 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 versions of Firefox prior to 90...

Astra Linux – Vulnerability in Firefox

The HTML Sanitizer should have sanitized the href attribute of SVG use tags; however, it incorrectly did not sanitize the xlink:href attributes. This vulnerability affects Firefox versions earlier than 102...

Astra Linux – Vulnerability in Firefox

The ShmemCharMapHashEntry code was susceptible to potentially undefined behavior by bypassing the move semantics for one of its data members. This vulnerability affects Firefox versions less than 126...

Astra Linux – Vulnerability in Firefox and Thunderbird

There was no limit to the number of HTTP/2 CONTINUATION frames that could be processed. A server could exploit this to cause a memory exhaustion condition in the browser. This vulnerability affects Firefox 125, Firefox ESR 115.10, and Thunderbird 115.10...

Astra Linux – Vulnerability in Firefox

In certain cases, JIT incorrectly optimized MSubstr operations, resulting in out-of-bounds reads. This vulnerability affects Firefox versions less than 125...

Astra Linux – Vulnerability in Firefox

When network partitioning was enabled, for example as a result of Enhanced Tracking Protection settings, a TLS error page allowed users to override an error on a domain that had specified HTTP Strict Transport Security. This means that the error should not be overwritten. This issue did not affec...

Astra Linux – Vulnerability in Firefox

A use-after-free crash could occur on macOS if a Firefox update was applied to a heavily utilized system. This could lead to a exploitable crash. This vulnerability affects Firefox versions earlier than 122...

Astra Linux – Vulnerability in Firefox

When styling and rendering an oversized element, Firefox did not apply correct clipping, allowing an attacker to paint over the user interface. This vulnerability affects Firefox versions prior to 89...

Astra Linux – Vulnerability in Firefox

By causing a transition on a parent node by removing a CSS rule, an invalid property for a marker could be applied, leading to memory corruption and potentially exploitable crashes. This vulnerability affects Firefox versions less than 87...

Astra Linux – Vulnerability in Firefox

An attacker was able to insert an event handler into a privileged object, allowing arbitrary JavaScript execution in the parent process. Note: This vulnerability only affects Desktop Firefox; mobile versions of Firefox are not affected. This vulnerability applies to Firefox versions earlier than...

Astra Linux – Vulnerability in Firefox

Through a series of DOM manipulations, a message could be overlayed on top of another domain, where the attacker had control over the text but not over the HTML or formatting. This new domain would be displayed correctly in the address bar, potentially causing confusion among users. This...

Astra Linux – Vulnerability in Firefox and Thunderbird

Uninitialized memory in a canvas object could have led to an incorrect free operation, resulting in memory corruption and a potentially exploitable crash. This vulnerability affects Thunderbird 78.13, Thunderbird 91, Firefox ESR 78.13, and Firefox 91...