CVE-2022-40961 Memory corruption in Firefox
A stack-buffer overflow in the graphics driver during startup allows attackers to cause a crash or potentially execute code on Firefox for Android.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2022-40961?
CVE-2022-40961 is a medium-severity memory corruption vulnerability in Mozilla Firefox, published on 22 Dec 2022. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
During startup, a graphics driver with an unexpected name could lead to a stack-buffer overflow causing a potentially exploitable crash.<br>*This issue only affects Firefox for Android. Other operating systems are not affected.*. This vulnerability affects Firefox < 105.
Weakness: CWE-787
Which versions are affected by CVE-2022-40961?
It affects 1 product.
Products include Mozilla Firefox.
How do I fix CVE-2022-40961?
Upgrade to a fixed version.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2022-40961 being exploited?
There is no known exploitation of CVE-2022-40961 in the wild and no public exploit code.
Other vulnerabilities in Mozilla Firefox
Sources
Also known as GHSA-7526-6xhc-xh2w.