CVE-2013-2175

Name	CVE-2013-2175
Description	HAProxy 1.4 before 1.4.24 and 1.5 before 1.5-dev19, when configured to use hdr_ip or other "hdr_*" functions with a negative occurrence count, allows remote attackers to cause a denial of service (negative array index usage and crash) via an HTTP header with a certain number of values, related to the MAX_HDR_HISTORY variable.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
References	DSA-2711-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
haproxy (PTS)	jessie, jessie (lts)	1.5.8-3+deb8u4	fixed
	stretch (security)	1.7.5-2+deb9u1	fixed
	stretch (lts), stretch	1.7.5-2+deb9u2	fixed
	buster (security), buster, buster (lts)	1.8.19-1+deb10u5	fixed
	bullseye (security), bullseye	2.2.9-2+deb11u6	fixed
	bookworm (security), bookworm	2.6.12-1+deb12u1	fixed
	sid, trixie	2.9.11-1	fixed

The information below is based on the following data on fixed versions.

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
haproxy	source	squeeze	1.4.8-1+squeeze1		DSA-2711-1
haproxy	source	(unstable)	1.4.24-1