Descriptionlisp/emacs-lisp/find-gc.el in GNU Emacs 24.3 and earlier allows local users to overwrite arbitrary files via a symlink attack on a temporary file under /tmp/esrc/.
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)
NVD severitylow (attack range: local)
Debian Bugs747100

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
emacs23 (PTS)wheezy23.4+1-4vulnerable
wheezy (security)23.4+1-4+deb7u1vulnerable
emacs24 (PTS)jessie (security), jessie24.4+1-5+deb8u1fixed
stretch (security), stretch24.5+1-11+deb9u1fixed
xemacs21-packages (PTS)jessie2009.02.17.dfsg.2-2fixed
buster, sid, stretch2009.02.17.dfsg.2-4fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
xemacs21-packagessource(unstable)(not affected)


[wheezy] - emacs23 <no-dsa> (Minor issue)
[squeeze] - emacs23 <no-dsa> (Minor issue)
- xemacs21-packages <not-affected> (Vulnerable code not present)

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