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 (attack range: remote)
Debian Bugs	641738

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
pango1.0 (PTS)	jessie	1.36.8-3	fixed
	stretch	1.40.5-1	fixed
	buster	1.42.0-1	fixed
	sid	1.42.1-1	fixed
qt4-x11 (PTS)	jessie	4:4.8.6+git64-g5dc8b2b+dfsg-3+deb8u1	fixed
	stretch	4:4.8.7+dfsg-11	fixed
	buster, sid	4:4.8.7+dfsg-17	fixed

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

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

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