CVE-2024-56596 jfs: fix array-index-out-of-bounds in jfs_readdir
A local attacker can cause a denial of service in the Linux kernel by exploiting an array index out-of-bounds error in the JFS filesystem.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2024-56596?
CVE-2024-56596 is a high-severity vulnerability in Linux kernel, published on 27 Dec 2024. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
In the Linux kernel, the following vulnerability has been resolved:
jfs: fix array-index-out-of-bounds in jfs_readdir
The stbl might contain some invalid values. Added a check to return error code in that case.
Weakness: CWE-129
Which versions are affected by CVE-2024-56596?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2024-56596?
Apply the vendor's patch.
Is CVE-2024-56596 being exploited?
There is no known exploitation of CVE-2024-56596 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as BELL-CVE-2024-56596, DEBIAN-CVE-2024-56596, GHSA-p6p2-g83c-783v, UBUNTU-CVE-2024-56596.