CVE-2011-3193

Name	CVE-2011-3193
Description	Heap-based buffer overflow in the Lookup_MarkMarkPos function in the HarfBuzz module (harfbuzz-gpos.c), as used by Qt before 4.7.4 and Pango, allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted font file.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
References	DLA-117-1
NVD severity	high
Debian Bugs	641738

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
pango1.0 (PTS)	stretch	1.40.5-1	fixed
	buster	1.42.4-8~deb10u1	fixed
	buster (security)	1.42.4-7~deb10u1	fixed
	bullseye, sid	1.46.2-3	fixed
qt4-x11 (PTS)	stretch	4:4.8.7+dfsg-11	fixed
	stretch (security)	4:4.8.7+dfsg-11+deb9u1	fixed
	buster	4:4.8.7+dfsg-18+deb10u1	fixed

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

Package	Type	Release	Fixed Version	Origin	Debian Bugs
pango1.0	source	(unstable)	1.28.3-1
qt4-x11	source	squeeze	4:4.6.3-4+squeeze2	DLA-117-1
qt4-x11	source	(unstable)	4:4.7.4-1		641738

affected code in pango1.0 removed earlier, but this is the version checked (lenny is affected)