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
stretch (security)2:1.6.4-3+deb9u4fixed
buster, buster (security)2:1.6.7-1+deb10u2fixed
bullseye2:1.7.2-1fixed
bookworm, sid2:1.7.2-2fixed
xdm (PTS)bookworm, buster, bullseye, stretch, sid1:1.1.11-3fixed
xorg-server (PTS)stretch2:1.19.2-1+deb9u5fixed
stretch (security)2:1.19.2-1+deb9u8fixed
buster, buster (security)2:1.20.4-1+deb10u3fixed
bookworm, bullseye, sid2:1.20.11-1fixed
xterm (PTS)stretch327-2vulnerable
stretch (security)327-2+deb9u2vulnerable
buster344-1+deb10u1vulnerable
bullseye366-1vulnerable
bookworm, sid369-1vulnerable
xtrans (PTS)buster, stretch1.3.5-1fixed
bookworm, 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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