What’s Vulnerable › Vulnerabilities

CVE-2018-6951

• Severity: high (CVSS 7.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 8.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-02-13 · updated 2026-06-17
• Weakness: CWE-476

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.

Affected products

• Canonical Ubuntu Linux: 14.04, 16.04, 17.10
• GNU patch: through 2.7.6

References

• http://www.securityfocus.com/bid/103044
• https://git.savannah.gnu.org/cgit/patch.git/commit/?id=f290f48a621867084884bfff87f8093c15195e6a
• https://savannah.gnu.org/bugs/index.php?53132
• https://security.gentoo.org/glsa/201904-17
• https://usn.ubuntu.com/3624-1/
• http://www.securityfocus.com/bid/103044
• https://git.savannah.gnu.org/cgit/patch.git/commit/?id=f290f48a621867084884bfff87f8093c15195e6a
• https://savannah.gnu.org/bugs/index.php?53132
• https://security.gentoo.org/glsa/201904-17
• https://usn.ubuntu.com/3624-1/

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