CVE-2011-3194

Name	CVE-2011-3194
Description	Buffer overflow in the TIFF reader in gui/image/qtiffhandler.cpp in Qt 4.7.4 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via the TIFFTAG_SAMPLESPERPIXEL tag in a greyscale TIFF image with multiple samples per pixel.
Source	CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
References	DLA-117-1
Debian Bugs	641738

Vulnerable and fixed packages

The table below lists information on source packages.

Source Package	Release	Version	Status
qt4-x11 (PTS)	jessie, jessie (lts)	4:4.8.6+git64-g5dc8b2b+dfsg-3+deb8u5	fixed
	stretch (security)	4:4.8.7+dfsg-11+deb9u3	fixed
	stretch (lts), stretch	4:4.8.7+dfsg-11+deb9u4	fixed
	buster	4:4.8.7+dfsg-18+deb10u1	fixed
	buster (security)	4:4.8.7+dfsg-18+deb10u2	fixed

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

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