Debian Security Advisory

DSA-5102-1 haproxy -- security update

Date Reported:
13 Mar 2022
Affected Packages:
Security database references:
In Mitre's CVE dictionary: CVE-2022-0711.
More information:

A flaw was discovered in the way HAProxy, a fast and reliable load balancing reverse proxy, processes HTTP responses containing the "Set-Cookie2" header, which can result in an unbounded loop, causing a denial of service.

For the stable distribution (bullseye), this problem has been fixed in version 2.2.9-2+deb11u3.

We recommend that you upgrade your haproxy packages.

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