CVE-2011-0431 Denial of service in n/a
Attackers can cause a denial of service in OpenAFS kernel modules by exploiting improper error handling in the lock function.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2011-0431?
CVE-2011-0431 is a medium-severity denial of service vulnerability in n/a, published on 18 Feb 2011. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
The afs_linux_lock function in afs/LINUX/osi_vnodeops.c in the kernel module in OpenAFS 1.4.14, 1.4.12, 1.4.7, and possibly other versions does not properly handle errors, which allows attackers to cause a denial of service via unknown vectors. NOTE: some of these details are obtained from third party information.
Weakness: CWE-20
Which versions are affected by CVE-2011-0431?
It affects 1 product.
Products include Openafs Openafs.
How do I fix CVE-2011-0431?
Apply the vendor's patch.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2011-0431 being exploited?
There is no known exploitation of CVE-2011-0431 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as DEBIAN-CVE-2011-0431, GHSA-2gc9-pwg3-hg5r.