Design/Logic Flaw

Certain network request objects were freed too early when releasing a network request handle. This could have lead to a use-after-free causing a potentially exploitable crash. This vulnerability affects Firefox ESR 91.5, Firefox 96, and Thunderbird 91.5...

Design/Logic Flaw

A malicious webpage could have caused an out-of-bounds write in WebGL, leading to memory corruption and a potentially exploitable crash. This vulnerability affects Thunderbird 91.10, Firefox 101, and Firefox ESR 91.10...

Design/Logic Flaw

An out-of-bounds read can occur when decoding H264 video. This results in a potentially exploitable crash. This vulnerability affects Firefox ESR 102.3, Thunderbird 102.3, and Firefox 105...

Code injection

Concurrent use of the URL parser with non-UTF-8 data was not thread-safe. This could lead to a use-after-free causing a potentially exploitable crash. This vulnerability affects Firefox ESR 102.3, Thunderbird 102.3, and Firefox 105...

Design/Logic Flaw

If an attacker loaded a font using FontFace on a background worker, a use-after-free could have occurred, leading to a potentially exploitable crash. This vulnerability affects Firefox 107...

Code injection

The garbage collector could have been aborted in several states and zones and GCRuntime::finishCollection may not have been called, leading to a use-after-free and potentially exploitable crash. This vulnerability affects Firefox ESR 102.5, Thunderbird 102.5, and Firefox 107...

Memory corruption

An optimization in WebGL was incorrect in some cases, and could have led to memory corruption and a potentially exploitable crash. Note: This advisory was added on December 13th, 2022 after we better understood the impact of the issue. The fix was included in the original release of Firefox 106...

Design/Logic Flaw

A missing check related to tex units could have led to a use-after-free and potentially exploitable crash.Note: This advisory was added on December 13th, 2022 after we better understood the impact of the issue. The fix was included in the original release of Firefox 105. This vulnerability affect...

CVE-2021-4128

When transitioning in and out of fullscreen mode, a graphics object was not correctly protected; resulting in memory corruption and a potentially exploitable crash.This bug only affects Firefox on MacOS. Other operating systems are unaffected.. This vulnerability affects Firefox 95...

CVE-2022-40961

During startup, a graphics driver with an unexpected name could lead to a stack-buffer overflow causing a potentially exploitable crash.This issue only affects Firefox for Android. Other operating systems are not affected.. This vulnerability affects Firefox 105...

UBUNTU-CVE-2022-46881

An optimization in WebGL was incorrect in some cases, and could have led to memory corruption and a potentially exploitable crash. Note: This advisory was added on December 13th, 2022 after we better understood the impact of the issue. The fix was included in the original release of Firefox 106...

Stack overflow

During startup, a graphics driver with an unexpected name could lead to a stack-buffer overflow causing a potentially exploitable crash.This issue only affects Firefox for Android. Other operating systems are not affected.. This vulnerability affects Firefox 105...

Memory corruption

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

Design/Logic Flaw

An attacker could have caused a use-after-free by forcing a text reflow in an SVG object leading to a potentially exploitable crash. This vulnerability affects Firefox 98, Firefox ESR 91.7, and Thunderbird 91.7...

Design/Logic Flaw

In unusual circumstances, an individual thread may outlive the thread's manager during shutdown. This could have led to a use-after-free causing a potentially exploitable crash. This vulnerability affects Firefox 98...

Design/Logic Flaw

When inserting text while in edit mode, some characters might have lead to out-of-bounds memory access causing a potentially exploitable crash. This vulnerability affects Firefox ESR 91.5, Firefox 96, and Thunderbird 91.5...

Design/Logic Flaw

If a compromised content process sent an unexpected number of WebAuthN Extensions in a Register command to the parent process, an out of bounds write would have occurred leading to memory corruption and a potentially exploitable crash. This vulnerability affects Thunderbird 91.8, Firefox 99, and...

Heap overflow

Applying a CSS filter effect could have accessed out of bounds memory. This could have lead to a heap-buffer-overflow causing a potentially exploitable crash. This vulnerability affects Firefox ESR 91.5, Firefox 96, and Thunderbird 91.5...

Code injection

Session history navigations may have led to a use-after-free and potentially exploitable crash. This vulnerability affects Firefox 102, Firefox ESR 91.11, Thunderbird 102, and Thunderbird 91.11...

Design/Logic Flaw

Inconsistent data in instruction and data cache when creating wasm code could lead to a potentially exploitable crash.This bug only affects Firefox on ARM64 platforms.. This vulnerability affects Firefox ESR 102.3, Thunderbird 102.3, and Firefox 105...