CVE-2007-2437

NameCVE-2007-2437
DescriptionThe X render (Xrender) extension in X.org X Window System 7.0, 7.1, and 7.2, with Xserver 1.3.0 and earlier, allows remote authenticated users to cause a denial of service (daemon crash) via crafted values to the (1) XRenderCompositeTrapezoids and (2) XRenderAddTraps functions, which trigger a divide-by-zero error.
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)
Debian Bugs422936

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
xorg-server (PTS)stretch2:1.19.2-1+deb9u5fixed
stretch (security)2:1.19.2-1+deb9u9fixed
buster, buster (security)2:1.20.4-1+deb10u4fixed
bullseye (security), bullseye2:1.20.11-1+deb11u1fixed
bookworm, sid2:21.1.3-2fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
xorg-serversource(unstable)2:1.3.0.0.dfsg-4unimportant422936

Notes

etch vulnerable (patch below applies)
git url to fix the issue
http://gitweb.freedesktop.org/?p=xorg/xserver.git;a=commitdiff;h=71fc5b3e9309182978ead676965d65ca93a4e3b9
Not considered a security problem, only exploitable by authenticated users
If an attacker convinces such a user to run his exploit code blindly she could
just as well provide a binary which does more harm

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