CVE-2023-52640 fs/ntfs3: Fix oob in ntfs_listxattr
An out-of-bounds write in the Linux kernel NTFS3 driver allows attackers to cause a denial of service or potentially execute code.
- 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-2023-52640?
CVE-2023-52640 is a high-severity memory corruption vulnerability in Linux kernel, published on 3 Apr 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:
fs/ntfs3: Fix oob in ntfs_listxattr
The length of name cannot exceed the space occupied by ea.
Weakness: CWE-129
Which versions are affected by CVE-2023-52640?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2023-52640?
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-2023-52640 being exploited?
There is no known exploitation of CVE-2023-52640 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as BELL-CVE-2023-52640, DEBIAN-CVE-2023-52640, GHSA-79xc-34g5-49p2, UBUNTU-CVE-2023-52640.