CVE-2011-2211 Privilege escalation in n/a
Local attackers can exploit a pointer error in the Linux kernel on Alpha platforms to write to kernel memory and gain elevated privileges.
- 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-2011-2211?
CVE-2011-2211 is a high-severity vulnerability in Linux kernel, published on 13 Jun 2012. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
The osf_wait4 function in arch/alpha/kernel/osf_sys.c in the Linux kernel before 2.6.39.4 on the Alpha platform uses an incorrect pointer, which allows local users to gain privileges by writing a certain integer value to kernel memory.
Weakness: CWE-264
Which versions are affected by CVE-2011-2211?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2011-2211?
Upgrade to a fixed version.
Is CVE-2011-2211 being exploited?
There is no known exploitation of CVE-2011-2211 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as GHSA-6cqh-9qmc-hpcr.