CVE-2024-4775 Memory corruption in Firefox
Missing iterator stop condition in Firefox profiler allows invalid memory access, potentially leading to code execution or crashes when the profiler is active.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2024-4775?
CVE-2024-4775 is a medium-severity memory corruption vulnerability in Mozilla Firefox, published on 14 May 2024. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
An iterator stop condition was missing when handling WASM code in the built-in profiler, potentially leading to invalid memory access and undefined behavior. *Note:* This issue only affects the application when the profiler is running. This vulnerability affects Firefox < 126.
Weakness: CWE-431
Which versions are affected by CVE-2024-4775?
It affects 1 product.
Products include Mozilla Firefox.
How do I fix CVE-2024-4775?
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-2024-4775 being exploited?
There is no known exploitation of CVE-2024-4775 in the wild and no public exploit code.
Other vulnerabilities in Mozilla Firefox
Sources
Also known as GHSA-68c9-wp52-fpg7, UBUNTU-CVE-2024-4775.