Astra Linux – Vulnerability in Firefox and Thunderbird

A out-of-bounds read could have led to a exploitable crash during HTML parsing using the DOMParser in low-memory situations. This vulnerability affects Firefox 116, Firefox ESR 102.14, and Firefox ESR 115.1...

Astra Linux – Vulnerability in Firefox and Thunderbird

During iframe navigation, certain pages did not have their FeaturePolicy fully initialized, resulting in a bypass that allowed device permissions to be leaked into untrusted sub-documents. This vulnerability affects Firefox ESR 102.3, Thunderbird 102.3, and Firefox 105...

Astra Linux – Vulnerability in Firefox and Thunderbird

When Responsive Design Mode was enabled, it used references to objects that had previously been freed. We assume that with sufficient effort, this could have been exploited to execute arbitrary code. This vulnerability affects Firefox ESR 78.10, Thunderbird 78.10, and Firefox 88...

Astra Linux – Vulnerability in Firefox and Thunderbird

A read operation outside of its bound range could have caused a crash in the RLBox Expat driver. This vulnerability affects Firefox 113, Firefox ESR 102.11, and Thunderbird 102.11...

Astra Linux – Vulnerability in Firefox and Thunderbird

If a document creates a sandboxed iframe without allow-scripts, and then appends an element to the iframe’s document that has a JavaScript event handler—the event handler will still be executed despite the iframe being in a sandbox. This vulnerability affects Firefox versions earlier than 97,...

Astra Linux – Vulnerability in Firefox and Thunderbird

Memory safety bugs exist in Firefox 119, Firefox ESR 115.4, and Thunderbird 115.4. 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 and Thunderbird

A WebGL framebuffer was not initialized early enough, resulting in memory corruption and an out-of-bound write. This vulnerability affects Firefox ESR 78.10, Thunderbird 78.10, and Firefox 88...

Astra Linux – Vulnerability in Firefox

The timing of a button click that causes a pop-up to disappear was approximately the same duration as the delay in permission prompts to prevent clickjacking attacks. This fact could be used to surprise users by forcing them to click where the permission grant button was about to appear. This...

Astra Linux – Vulnerability in Firefox and Thunderbird

The WebGL DrawElementsInstanced method was vulnerable to a heap buffer overflow when used on systems with the Mesa VM driver. This issue could allow an attacker to perform remote code execution and sandbox escape. This vulnerability affects Firefox ESR 115.6, Thunderbird 115.6, and Firefox 121...

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

When invoking protocol handlers for external protocols, a supplied parameter URL containing spaces was not properly escaped. This vulnerability affects Thunderbird 91.4.0, Firefox ESR 91.4.0, and Firefox 95...

Astra Linux – Vulnerability in Firefox and Thunderbird

Using techniques based on slipstream research, a malicious webpage could scan both the hosts of an internal network and the services running on the user’s local machine, using WebRTC connections. This vulnerability affects Firefox ESR 78.9, Firefox 87, and Thunderbird 78.9...

Astra Linux – Vulnerability in Firefox and Thunderbird

If the Content Security Policy blocks frame navigation, the full destination of a redirect served within the frame is reported in the violation report; instead of just the original frame URI. This could be used to disclose sensitive information contained in such URIs. This vulnerability affects...

Astra Linux – Vulnerability in Firefox and Thunderbird

The iframe sandbox rules were not correctly applied to XSLT stylesheets, allowing an iframe to bypass restrictions such as executing scripts or navigating the top-level frame. This vulnerability affects Firefox 94, Thunderbird 91.3, and Firefox ESR 91.3...

Astra Linux – Vulnerability in Firefox and Thunderbird

A missing delay in the timing of the pointer lock mechanism could have allowed a malicious page to trick users into granting permissions. This vulnerability affects Firefox 124, Firefox ESR 115.9, and Thunderbird 115.9...

Astra Linux – Vulnerability in Firefox and Thunderbird

On arm64, WASM code might result in incorrect assembly generation, leading to a register allocation issue and potentially a exploitable crash. This vulnerability affects Thunderbird 91.10, Firefox 101, and Firefox ESR 91.10...

Astra Linux – Vulnerability in Firefox and Thunderbird

Certain types of allocations lacked annotations that, if the Garbage Collector was in a specific state, could have led to memory corruption and potentially exploitable crashes. This vulnerability affects Firefox 106, Firefox ESR 102.4, and Thunderbird 102.4...

Astra Linux – Vulnerability in Firefox and Thunderbird

When importing resources using Web Workers, error messages would distinguish the difference between application/javascript responses and non-script responses. This vulnerability could have been exploited to obtain information across origins. This issue affects Firefox versions earlier than 97,...

Astra Linux – Vulnerability in Thunderbird, Firefox

A poorly handled security check during the creation of a WebSocket in a WebWorker caused the Content Security Policy’s connect-src header to be ignored. This could lead to connections being made to restricted origins from within WebWorkers. This vulnerability affects Firefox 109, Firefox ESR 102....

Astra Linux – Vulnerability in Firefox and Thunderbird

A out-of-bounds read can occur during the decoding of H264 videos. This can lead to a potentially exploitable crash. This vulnerability affects Firefox ESR 102.3, Thunderbird 102.3, and Firefox 105...