CVE-2018-6951 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,...
HighCVSS 7.5
EPSS 8.4%
- Published
- Updated
- Exploit status
- No public exploit known
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
| Product | Affected versions | Fixed in |
|---|---|---|
| debian/patch(Debian:12) | All versions | No fix listed |
| debian/patch(Debian:12) | = 2.7.6-7 | No fix listed |
| debian/patch(Debian:12) | = 2.8-1 | No fix listed |
| debian/patch(Debian:12) | = 2.8-2 | No fix listed |
| debian/patch(Debian:13) | All versions | No fix listed |
| debian/patch(Debian:13) | = 2.8-2 | No fix listed |
| debian/patch(Debian:14) | All versions | No fix listed |
| debian/patch(Debian:14) | = 2.8-2 | No fix listed |
| GNU patch | <= 2.7.6 | No fix listed |
| Canonical Ubuntu Linux | = 14.04 | No fix listed |
| Canonical Ubuntu Linux | = 16.04 | No fix listed |
| Canonical Ubuntu Linux | = 17.10 | No fix listed |
| alpine/patch(Alpine:v3.10) | < 2.7.6-r2 | 2.7.6-r2 |
| alpine/patch(Alpine:v3.11) | < 2.7.6-r2 | 2.7.6-r2 |
| alpine/patch(Alpine:v3.12) | < 2.7.6-r2 | 2.7.6-r2 |
| alpine/patch(Alpine:v3.13) | < 2.7.6-r2 | 2.7.6-r2 |
| alpine/patch(Alpine:v3.14) | < 2.7.6-r2 | 2.7.6-r2 |
| alpine/patch(Alpine:v3.15) | < 2.7.6-r2 | 2.7.6-r2 |
| alpine/patch(Alpine:v3.16) | < 2.7.6-r2 | 2.7.6-r2 |
| alpine/patch(Alpine:v3.17) | < 2.7.6-r2 | 2.7.6-r2 |
| alpine/patch(Alpine:v3.18) | < 2.7.6-r2 | 2.7.6-r2 |
| alpine/patch(Alpine:v3.19) | < 2.7.6-r2 | 2.7.6-r2 |
| alpine/patch(Alpine:v3.20) | < 2.7.6-r2 | 2.7.6-r2 |
| alpine/patch(Alpine:v3.21) | < 2.7.6-r2 | 2.7.6-r2 |
| alpine/patch(Alpine:v3.22) | < 2.7.6-r2 | 2.7.6-r2 |
Show 8 more
| Product | Affected versions | Fixed in |
|---|---|---|
| alpine/patch(Alpine:v3.23) | < 2.7.6-r2 | 2.7.6-r2 |
| alpine/patch(Alpine:v3.24) | < 2.7.6-r2 | 2.7.6-r2 |
| alpine/patch(Alpine:v3.4) | < 2.7.5-r2 | 2.7.5-r2 |
| alpine/patch(Alpine:v3.5) | < 2.7.5-r2 | 2.7.5-r2 |
| alpine/patch(Alpine:v3.6) | < 2.7.5-r2 | 2.7.5-r2 |
| alpine/patch(Alpine:v3.7) | < 2.7.5-r2 | 2.7.5-r2 |
| alpine/patch(Alpine:v3.8) | < 2.7.6-r2 | 2.7.6-r2 |
| alpine/patch(Alpine:v3.9) | < 2.7.6-r2 | 2.7.6-r2 |
References
- Debian Security Tracker CVE-2018-6951 vendor-advisory
- 103044 third-party-advisory vdb-entry
- git.savannah.gnu.org patch vendor-advisory
- savannah.gnu.org issue-tracking vendor-advisory
- GLSA-201904-17 vendor-advisory
- USN-3624-1 third-party-advisory vendor-advisory
- security.alpinelinux.org vendor-advisory