USN-5312-1: HAProxy vulnerability
3 March 2022
HAProxy could be made to stop responding if it received specially crafted network traffic.
Releases
Packages
- haproxy - fast and reliable load balancing reverse proxy
Details
It was discovered that HAProxy incorrectly handled certain headers. A
remote attacker could possibly use this issue to cause HAProxy to stop
responding, resulting in a denial of service.
Update instructions
The problem can be corrected by updating your system to the following package versions:
Ubuntu 21.10
Ubuntu 20.04
In general, a standard system update will make all the necessary changes.