CVE-2018-6951

Name: CVE-2018-6951
Creator: NVD / NIST
Published: 2018-02-13T19:29:00.51+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 8.58%

Last modified Jun 17, 2026

CVE-2018-6951 is a vulnerability of currently unknown severity. An 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.. EPSS estimates a 8.58% chance of exploitation in the next 30 days.

Description

An 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.

Metrics

EPSS Probability

8.58%

94.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-476

Affected Software

Vendor	Product	Versions
Gnu	Patch	<= 2.7.6
Canonical	Ubuntu Linux	14.04
Canonical	Ubuntu Linux	16.04
Canonical	Ubuntu Linux	17.10

References

http://www.securityfocus.com/bid/103044Third Party Advisory, VDB Entry
https://git.savannah.gnu.org/cgit/patch.git/commit/?id=f290f48a621867084884bfff87f8093c15195e6aPatch, Vendor Advisory
https://savannah.gnu.org/bugs/index.php?53132Issue Tracking, Vendor Advisory
https://security.gentoo.org/glsa/201904-17
https://usn.ubuntu.com/3624-1/Third Party Advisory
http://www.securityfocus.com/bid/103044Third Party Advisory, VDB Entry
https://git.savannah.gnu.org/cgit/patch.git/commit/?id=f290f48a621867084884bfff87f8093c15195e6aPatch, Vendor Advisory
https://savannah.gnu.org/bugs/index.php?53132Issue Tracking, Vendor Advisory
https://security.gentoo.org/glsa/201904-17
https://usn.ubuntu.com/3624-1/Third Party Advisory

Timeline

Published: Feb 13, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-6951?

How severe is CVE-2018-6951?

Severity scoring for CVE-2018-6951 is pending analysis. The EPSS model estimates a 8.58% probability of exploitation in the next 30 days.

How do I fix CVE-2018-6951?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-6951?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST