CVE-2024-50179 ceph: remove the incorrect Fw reference check when dirtying pages
A logic error in the Linux kernel's Ceph filesystem handling could lead to system instability or crashes during direct I/O operations.
- 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-2024-50179?
CVE-2024-50179 is a medium-severity vulnerability in Linux kernel, published on 8 Nov 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:
ceph: remove the incorrect Fw reference check when dirtying pages
When doing the direct-io reads it will also try to mark pages dirty, but for the read path it won't hold the Fw caps and there is case will it get the Fw reference.
Which versions are affected by CVE-2024-50179?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2024-50179?
Apply the vendor's patch.
Is CVE-2024-50179 being exploited?
There is no known exploitation of CVE-2024-50179 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as AZL-53799, BELL-CVE-2024-50179, DEBIAN-CVE-2024-50179, GHSA-98xj-43wv-fx2j, UBUNTU-CVE-2024-50179.