CVE-2009-1388 Race condition in n/a
Local users can cause a system deadlock and denial of service by exploiting a race condition between ptrace and coredump operations in the Linux kernel.
- 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-2009-1388?
CVE-2009-1388 is a medium-severity vulnerability in Linux kernel, published on 5 Jul 2009. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
The ptrace_start function in kernel/ptrace.c in the Linux kernel 2.6.18 does not properly handle simultaneous execution of the do_coredump function, which allows local users to cause a denial of service (deadlock) via vectors involving the ptrace system call and a coredumping thread.
Weakness: CWE-667
Which versions are affected by CVE-2009-1388?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2009-1388?
Apply the vendor's patch.
Is CVE-2009-1388 being exploited?
There is no known exploitation of CVE-2009-1388 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as GHSA-674m-p5v7-mcqp.