CVE-2024-41016 ocfs2: strict bound check before memcmp in ocfs2_xattr_find_entry()
A missing bound check in the OCFS2 filesystem allows crafted images to cause out-of-bounds memory access, potentially leading to system crashes.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2024-41016?
CVE-2024-41016 is a high-severity memory corruption vulnerability in Linux kernel, published on 29 Jul 2024. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
In the Linux kernel, the following vulnerability has been resolved:
ocfs2: strict bound check before memcmp in ocfs2_xattr_find_entry()
xattr in ocfs2 maybe 'non-indexed', which saved with additional space requested. It's better to check if the memory is out of bound before memcmp, although this possibility mainly comes from crafted poisonous images.
Which versions are affected by CVE-2024-41016?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2024-41016?
Apply the vendor's patch.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2024-41016 being exploited?
There is no known exploitation of CVE-2024-41016 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as BELL-CVE-2024-41016, DEBIAN-CVE-2024-41016, GHSA-r7gc-73mm-jqxm, UBUNTU-CVE-2024-41016.