CVE-2018-6951
Published: August 31, 2023Last modified: July 22, 2025
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.
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 7.5 |
| Attack Vector | NETWORK |
| Attack complexity | LOW |
| Privileges required | NONE |
| User interaction | NONE |
| Scope | UNCHANGED |
| Confidentiality | NONE |
| Integrity impact | NONE |
| Availability impact | HIGH |
| Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | patch | Not affected (2.7.6-r9) |
| Stream | patch | Not affected (2.7.6-r10) | |
| Hardened Containers | 23 LTS | patch | Not affected (2.7.6-r9) |
| Stream | patch | Not affected (2.7.6-r10) |