CVE-2011-1479 Use after free in n/a
Local attackers can crash the Linux kernel via a double free in the inotify subsystem, requiring a patch to prevent 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-2011-1479?
CVE-2011-1479 is a medium-severity use after free vulnerability in Linux kernel, published on 21 Jun 2012. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Double free vulnerability in the inotify subsystem in the Linux kernel before 2.6.39 allows local users to cause a denial of service (system crash) via vectors involving failed attempts to create files. NOTE: this vulnerability exists because of an incorrect fix for CVE-2010-4250.
Weakness: CWE-399
Which versions are affected by CVE-2011-1479?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2011-1479?
Apply the vendor's patch.
Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.
Is CVE-2011-1479 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2011-1479 exists.
Public exploit code: 1 Exploit-DB entry.
Other vulnerabilities in Linux kernel
Sources
Also known as GHSA-54wm-cw9m-9pfm.