CVE-2006-4447

NameCVE-2006-4447
DescriptionX.Org and XFree86, including libX11, xdm, xf86dga, xinit, xload, xtrans, and xterm, does not check the return values for setuid and seteuid calls when attempting to drop privileges, which might allow local users to gain privileges by causing those calls to fail, such as by exceeding a ulimit.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
ReferencesDSA-1193-1
NVD severityhigh

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
libx11 (PTS)stretch2:1.6.4-3+deb9u1fixed
buster2:1.6.7-1fixed
bullseye, sid2:1.6.9-2fixed
xdm (PTS)bullseye, sid, buster, stretch1:1.1.11-3fixed
xorg-server (PTS)stretch2:1.19.2-1+deb9u5fixed
stretch (security)2:1.19.2-1+deb9u4fixed
buster2:1.20.4-1fixed
bullseye, sid2:1.20.8-2fixed
xterm (PTS)stretch327-2vulnerable
buster344-1vulnerable
bullseye356-2vulnerable
sid357-1vulnerable
xtrans (PTS)buster, stretch1.3.5-1fixed
bullseye, sid1.4.0-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
libx11source(unstable)2:1.0.0-7unimportant
xbase-clientssource(unstable)1:7.1.ds-2unimportant
xdmsource(unstable)1:1.0.5-1unimportant
xfree86sourcesarge4.3.0.dfsg.1-14sarge2DSA-1193-1
xorg-serversource(unstable)1:1.0.2-9low
xtermsource(unstable)(unfixed)unimportant
xtranssource(unstable)1.0.0-6unimportant

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