CVE-2011-4623

Name	CVE-2011-4623
Description	Integer overflow in the rsCStrExtendBuf function in runtime/stringbuf.c in the imfile module in rsyslog 4.x before 4.6.6, 5.x before 5.7.4, and 6.x before 6.1.4 allows local users to cause a denial of service (daemon hang) via a large file, which triggers a heap-based buffer overflow.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
rsyslog (PTS)	jessie, jessie (lts)	8.4.2-1+deb8u3	fixed
	stretch (security), stretch (lts), stretch	8.24.0-1+deb9u3	fixed
	buster (security), buster, buster (lts)	8.1901.0-1+deb10u2	fixed
	bullseye (security), bullseye	8.2102.0-2+deb11u1	fixed
	bookworm	8.2302.0-1	fixed
	sid, trixie	8.2410.0-1	fixed

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

Package	Type	Release	Fixed Version	Urgency	Origin	Debian Bugs
rsyslog	source	(unstable)	5.7.4-1

[squeeze] - rsyslog <no-dsa> (Minor issue)