CVE-2018-6952

high
Published — · Modified —
CVSS v3
CVSS v2
VIR risk
8.0

Description

A double free exists in the another_hunk function in pch.c in GNU patch through 2.7.6.

Predictions

Exploit likelihood
20%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2018-6952

vendor Authored 2026-05-27

Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2018-6952.html

vendor Authored 2026-05-27

Vendor advisory: arch — https://security.archlinux.org/ASA-201810-8

vendor Authored 2026-05-27

Vendor advisory: arch — https://security.archlinux.org/ASA-201811-14

OS impact

OSVersionStatusFixed in
arch archfixed2.7.6-7
suse slesaffected
debian debianbookwormaffected
debian debianbullseyeaffected
debian debianforkyaffected
debian debiansidaffected
debian debiantrixieaffected

References

Verify integrity in audit chain (admin only). AS-IS.