USN-1800-1: HAProxy vulnerabilities
15 April 2013
HAProxy could be made to crash or run programs if it received specially crafted network traffic.
- haproxy - fast and reliable load balancing reverse proxy
It was discovered that HAProxy incorrectly handled configurations where
global.tune.bufsize was set to a value higher than the default. A remote
attacker could use this issue to cause a denial of service, or possibly
execute arbitrary code. (CVE-2012-2942)
Yves Lafon discovered that HAProxy incorrectly handled HTTP keywords in TCP
inspection rules when HTTP keep-alive is enabled. A remote attacker could
use this issue to cause a denial of service, or possibly execute arbitrary
The problem can be corrected by updating your system to the following package versions:
In general, a standard system update will make all the necessary changes.