CVE-2013-1792 Race condition in n/a
Local attackers can crash the Linux kernel via a race condition in keyring operations using crafted keyctl system calls.
- 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-2013-1792?
CVE-2013-1792 is a medium-severity vulnerability in Linux kernel, published on 22 Mar 2013. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Race condition in the install_user_keyrings function in security/keys/process_keys.c in the Linux kernel before 3.8.3 allows local users to cause a denial of service (NULL pointer dereference and system crash) via crafted keyctl system calls that trigger keyring operations in simultaneous threads.
Weakness: CWE-362
Which versions are affected by CVE-2013-1792?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2013-1792?
Upgrade to a fixed version.
Is CVE-2013-1792 being exploited?
There is no known exploitation of CVE-2013-1792 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as DEBIAN-CVE-2013-1792, GHSA-h378-c87p-mg3h.