CVE-2023-53313 md/raid10: fix wrong setting of max_corr_read_errors
An integer overflow in the Linux kernel's RAID10 module allows local attackers to cause a denial of service by writing invalid values to max_read_errors.
- 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-2023-53313?
CVE-2023-53313 is a medium-severity vulnerability in Linux kernel, published on 16 Sep 2025. 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:
md/raid10: fix wrong setting of max_corr_read_errors
There is no input check when echo md/max_read_errors and overflow might occur. Add check of input number.
Which versions are affected by CVE-2023-53313?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2023-53313?
Apply the vendor's patch.
Is CVE-2023-53313 being exploited?
There is no known exploitation of CVE-2023-53313 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as BELL-CVE-2023-53313, DEBIAN-CVE-2023-53313, GHSA-gf26-xhmp-hwvx, UBUNTU-CVE-2023-53313.