CVE-2006-7051 Denial of service in n/a
Local attackers can exhaust kernel memory by creating excessive POSIX timers, causing denial of service or killing other processes.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2006-7051?
CVE-2006-7051 is a medium-severity denial of service vulnerability in Linux kernel, published on 24 Feb 2007. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
The sys_timer_create function in posix-timers.c for Linux kernel 2.6.x allows local users to cause a denial of service (memory consumption) and possibly bypass memory limits or cause other processes to be killed by creating a large number of posix timers, which are allocated in kernel memory but are not treated as part of the process' memory.
Which versions are affected by CVE-2006-7051?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2006-7051?
No fix has been published for CVE-2006-7051 yet. Limit exposure of the affected software until one is available.
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-2006-7051 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2006-7051 exists.
Public exploit code: 1 Exploit-DB entry.
Other vulnerabilities in Linux kernel
Sources
Also known as GHSA-f3g2-mvp2-3pxr.