CVE-2018-6951

NameCVE-2018-6951
DescriptionAn issue was discovered in GNU patch through 2.7.6. There is a segmentation fault, associated with a NULL pointer dereference, leading to a denial of service in the intuit_diff_type function in pch.c, aka a "mangled rename" issue.
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 severitymedium

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
patch (PTS)jessie2.7.5-1+deb8u1vulnerable
jessie (security)2.7.5-1+deb8u3vulnerable
stretch (security), stretch2.7.5-1+deb9u2vulnerable
buster, buster (security)2.7.6-3+deb10u1vulnerable
bullseye, sid2.7.6-6vulnerable

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
patchsource(unstable)(unfixed)unimportant

Notes

https://git.savannah.gnu.org/cgit/patch.git/commit/?id=f290f48a621867084884bfff87f8093c15195e6a
https://savannah.gnu.org/bugs/index.php?53132
Crash in CLI tool, no security impact

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