Debian Security Advisory

DLA-3388-1 keepalived -- LTS security update

Date Reported:
10 Apr 2023
Affected Packages:
Security database references:
In Mitre's CVE dictionary: CVE-2021-44225.
More information:

A flaw was found in keepalived, a failover and monitoring daemon for LVS clusters, where an improper authentication vulnerability allows an unprivileged user to change properties that could lead to an access-control bypass.

For Debian 10 buster, this problem has been fixed in version 1:2.0.10-1+deb10u1.

We recommend that you upgrade your keepalived packages.

For the detailed security status of keepalived please refer to its security tracker page at:

Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: