CVE-2013-2128 Denial of service in n/a
Local users can crash the Linux kernel via a crafted splice system call on a TCP socket due to improper skb consumption.
- 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-2013-2128?
CVE-2013-2128 is a medium-severity denial of service vulnerability in Linux kernel, published on 7 Jun 2013. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
The tcp_read_sock function in net/ipv4/tcp.c in the Linux kernel before 2.6.34 does not properly manage skb consumption, which allows local users to cause a denial of service (system crash) via a crafted splice system call for a TCP socket.
Weakness: CWE-400
Which versions are affected by CVE-2013-2128?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2013-2128?
Apply the vendor's patch.
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-2013-2128 being exploited?
There is no known exploitation of CVE-2013-2128 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as DEBIAN-CVE-2013-2128, GHSA-4hpj-g79q-h8h5.