Astra Linux – Vulnerability in Firefox and Thunderbird

If an AlignedBuffer is assigned to itself, the subsequent self-move operation may lead to an incorrect reference count, potentially causing a use-after-free issue. This vulnerability affects Firefox 125, Firefox ESR 115.10, and Thunderbird 115.10...

Astra Linux – Vulnerability in Firefox and 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 and Thunderbird

If an object prototype is corrupted by an attacker, they can set unwanted attributes on a JavaScript object, resulting in privileged code execution. This vulnerability affects Firefox 102, Firefox ESR 91.11, Thunderbird 102, and Thunderbird 91.11...

Astra Linux – Vulnerability in Firefox and Thunderbird

When UpdateRegExpStatics attempted to access initialStringHeap, it might have already been garbage collected before entering the function. This could potentially lead to a exploitable crash. This vulnerability affects Firefox 117, Firefox ESR 115.2, and Thunderbird 115.2...

Astra Linux – Vulnerability in Firefox and Thunderbird

When calling JS::CheckRegExpSyntax, a syntax error may be set, resulting in the call to convertToRuntimeErrorAndClear. A path within the function might attempt to allocate memory when no memory is available, causing a newly created Out of Memory exception to be misinterpreted as a syntax error...

Astra Linux – Vulnerability in Firefox and Thunderbird

Memory safety bugs exist in Firefox 116, Firefox ESR 102.14, Firefox ESR 115.1, Thunderbird 102.14, and Thunderbird 115.1. 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. Th...

Astra Linux – Vulnerability in Firefox and Thunderbird

When checking whether the Browsing Context was discarded in HttpBaseChannel, if the load group was not available, it was assumed that the Browsing Context had already been discarded. However, this assumption was not always true for private channels after the private session ended. This...

Astra Linux – Vulnerability in Firefox and Thunderbird

Through the use of reportValidity and window.open, a plain-text validation message could be displayed on another origin, potentially causing confusion for users and allowing for spoofing attacks. This vulnerability affects Firefox 93, Thunderbird 91.2, and Firefox ESR 91.2...

Astra Linux – Vulnerability in Firefox and Thunderbird

Mozilla developers and community members Nika Layzell, Andrew McCreight, Gabriele Svelto, and the Mozilla Fuzzing Team reported memory safety bugs in Thunderbird 91.7. Some of these bugs exhibited signs of memory corruption, and we assume that with sufficient effort, some of these bugs could have...

Astra Linux – Vulnerability in Firefox and Thunderbird

When importing resources using Web Workers, error messages would differentiate between application/javascript responses and non-script responses. This could have been exploited to obtain information across origins. This vulnerability affects Firefox 126, Firefox ESR 115.11, and Thunderbird 115.11...

Astra Linux – Vulnerability in Firefox and Thunderbird

Mozilla developer Nika Layzell and the Mozilla Fuzzing Team reported memory safety bugs in Firefox 103 and Firefox ESR 102.1. 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...

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

When storing and re-accessing data on a networking channel, the length of buffers may have been confused, resulting in an out-of-bounds memory read. This vulnerability affects Firefox 123, Firefox ESR 115.8, and Thunderbird 115.8...

Astra Linux – Vulnerability in Firefox and Thunderbird

Memory safety bugs exist in Firefox 122, Firefox ESR 115.7, and Thunderbird 115.7. 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 Thunderbird, Firefox

A website could have obscured the full-screen 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 116, Firefox ESR 115.2, and Thunderbi...

Astra Linux – Vulnerability in Firefox and Thunderbird

Memory safety bugs exist in Firefox 115, Firefox ESR 115.0, and Thunderbird 115.0. 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 bug in the calculation of popup notification delays could have allowed an attacker to trick a user into granting permissions. This vulnerability affects Firefox 116, Firefox ESR 102.14, and Firefox ESR 115.1...

Astra Linux – Vulnerability in Firefox and Thunderbird

When the number of cookies per domain was exceeded in document.cookie, the actual cookie jar sent to the host was no longer consistent with the expected state of the cookie jar. This could result in requests being sent with some cookies missing. This vulnerability affects Firefox 116, Firefox ESR...

Astra Linux – Vulnerability in Firefox and Thunderbird

In some cases, an untrusted input stream was copied to a stack buffer without checking its size. This resulted in a potentially exploitable crash, which could have led to a sandbox escape. This vulnerability affects Firefox 116, Firefox ESR 102.14, and Firefox ESR 115.1...

Astra Linux – Vulnerability in Thunderbird, Firefox

Mozilla developers Randell Jesup, Valentin Gosu, Olli Pettay, and the Mozilla Fuzzing Team reported memory safety bugs in Thunderbird 102.5. 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...