CVE-2013-2232 Denial of service in n/a
Local attackers can crash the Linux kernel by using an IPv6 socket to connect to an IPv4 interface, causing a 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-2013-2232?
CVE-2013-2232 is a medium-severity denial of service vulnerability in Linux kernel, published on 4 Jul 2013. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
The ip6_sk_dst_check function in net/ipv6/ip6_output.c in the Linux kernel before 3.10 allows local users to cause a denial of service (system crash) by using an AF_INET6 socket for a connection to an IPv4 interface.
Weakness: CWE-20
Which versions are affected by CVE-2013-2232?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2013-2232?
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-2013-2232 being exploited?
There is no known exploitation of CVE-2013-2232 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as DEBIAN-CVE-2013-2232, GHSA-rrc6-3p6m-fxc6.