CVE-2007-4137

NameCVE-2007-4137
DescriptionOff-by-one error in the QUtf8Decoder::toUnicode function in Trolltech Qt 3 allows context-dependent attackers to cause a denial of service (crash) via a crafted Unicode string that triggers a heap-based buffer overflow. NOTE: Qt 4 has the same error in the QUtf8Codec::convertToUnicode function, but it is not exploitable.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDSA-1426-1
Debian Bugs442780

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
qt4-x11 (PTS)jessie, jessie (lts)4:4.8.6+git64-g5dc8b2b+dfsg-3+deb8u5fixed
stretch (security)4:4.8.7+dfsg-11+deb9u3fixed
stretch (lts), stretch4:4.8.7+dfsg-11+deb9u4fixed
buster (security), buster, buster (lts)4:4.8.7+dfsg-18+deb10u2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
qt-x11-freesourcesarge3:3.3.4-3sarge3DSA-1426-1
qt-x11-freesourceetch3:3.3.7-4etch1DSA-1426-1
qt-x11-freesource(unstable)3:3.3.7-8medium442780
qt4-x11source(unstable)(not affected)

Notes

- qt4-x11 <not-affected> (Not exploitable according to upstream)
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