CVE-2024-1441 Libvirt: off-by-one error in udevlistinterfacesbystatus()
An off-by-one error in libvirt allows unprivileged clients to crash the daemon via crafted data, causing denial of service.
- 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-2024-1441?
CVE-2024-1441 is a medium-severity vulnerability in Red Hat Enterprise Linux 6, published on 11 Mar 2024. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
An off-by-one error flaw was found in the udevListInterfacesByStatus() function in libvirt when the number of interfaces exceeds the size of the `names` array. This issue can be reproduced by sending specially crafted data to the libvirt daemon, allowing an unprivileged client to perform a denial of service attack by causing the libvirt daemon to crash.
Weakness: CWE-193
Which versions are affected by CVE-2024-1441?
Linux distribution packages (1)
libvirt openSUSE:Tumbleweed | All versions | 10.1.0-1.1 |
How do I fix CVE-2024-1441?
Apply the vendor's patch.
Is CVE-2024-1441 being exploited?
There is no known exploitation of CVE-2024-1441 in the wild and no public exploit code.
Public exploit code: 1 proofs of concept on GitHub.
Sources
Also known as AZL-35848, AZL-38602, BELL-CVE-2024-1441, DEBIAN-CVE-2024-1441, GHSA-2cj9-wjmr-5w57, UBUNTU-CVE-2024-1441 and 1 more.