CVE-2011-1677 Denial of service in n/a

Medium 4.6 Published 10 Apr 2011 Updated 6 Aug 2024

Local attackers can cause a denial of service by leaving stale lock files after failed mount attempts in util-linux.

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-2011-1677?

CVE-2011-1677 is a medium-severity denial of service vulnerability in n/a, published on 10 Apr 2011. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

mount in util-linux 2.19 and earlier does not remove the /etc/mtab~ lock file after a failed attempt to add a mount entry, which has unspecified impact and local attack vectors.

Which versions are affected by CVE-2011-1677?

It affects 1 product.

Products include Linux Util-Linux.

How do I fix CVE-2011-1677?

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-2011-1677 being exploited?

There is no known exploitation of CVE-2011-1677 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2011-1677, GHSA-q7wr-jxh9-9p6h.