CVE-2008-2544 Privilege escalation in n/a
Mounting /proc in a chroot environment silently enables read-write mode, allowing attackers to bypass chroot restrictions and modify files outside the jail.
- 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-2008-2544?
CVE-2008-2544 is a medium-severity vulnerability in Linux kernel, published on 27 May 2021. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Mounting /proc filesystem via chroot command silently mounts it in read-write mode. The user could bypass the chroot environment and gain write access to files, he would never have otherwise.
Weakness: CWE-668
Which versions are affected by CVE-2008-2544?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2008-2544?
Apply the vendor's patch.
Is CVE-2008-2544 being exploited?
There is no known exploitation of CVE-2008-2544 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as DEBIAN-CVE-2008-2544, GHSA-w2v4-mpj8-9x8m, ROOT-OS-DEBIAN-12-CVE-2008-2544.