CVE-2010-4249 Denial of service in n/a
Local attackers can cause a system hang via crafted socket operations in the Linux kernel, requiring a kernel upgrade to mitigate.
- 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-2010-4249?
CVE-2010-4249 is a medium-severity denial of service vulnerability in Fedoraproject Fedora, published on 29 Nov 2010. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
The wait_for_unix_gc function in net/unix/garbage.c in the Linux kernel before 2.6.37-rc3-next-20101125 does not properly select times for garbage collection of inflight sockets, which allows local users to cause a denial of service (system hang) via crafted use of the socketpair and sendmsg system calls for SOCK_SEQPACKET sockets.
Weakness: CWE-400
Which versions are affected by CVE-2010-4249?
It affects 2 products.
Products include Fedoraproject Fedora, Linux kernel.
How do I fix CVE-2010-4249?
Upgrade to a fixed version.
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-2010-4249 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2010-4249 exists.
Public exploit code: 1 Exploit-DB entry.
Other vulnerabilities in Fedoraproject Fedora
Sources
Also known as GHSA-g6g8-jgp3-m382.