CVE-2015-1803

NameCVE-2015-1803
DescriptionThe bdfReadCharacters function in bitmap/bdfread.c in X.Org libXfont before 1.4.9 and 1.5.x before 1.5.1 does not properly handle character bitmaps it cannot read, which allows remote authenticated users to cause a denial of service (NULL pointer dereference and crash) and possibly execute arbitrary code via a crafted BDF font file.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SuSE, Mageia, GitHub code/issues, web search, more)
ReferencesDLA-183-1, DSA-3194-1
NVD severityhigh (attack range: remote)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
libxfont (PTS)wheezy1:1.4.5-5fixed
wheezy (security)1:1.4.5-5+deb7u1fixed
jessie1:1.5.1-1fixed
jessie (security)1:1.5.1-1+deb8u1fixed
stretch1:2.0.1-3fixed
stretch (security)1:2.0.1-3+deb9u1fixed
buster, sid1:2.0.1-4fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
libxfontsource(unstable)1:1.5.1-1high
libxfontsourcesqueeze1:1.4.1-5+deb6u1highDLA-183-1
libxfontsourcewheezy1:1.4.5-5highDSA-3194-1

Notes

http://lists.x.org/archives/xorg-announce/2015-March/002550.html

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