VDB
ALPINE-CVE-2019-20633
ALPINE-CVE-2019-20633
PUBLISHED
CVSS 5.5 MEDIUM
GNU patch through 2.7.6 contains a free(p_line[p_end]) Double Free vulnerability in the function another_hunk in pch.c that can cause a denial of service via a crafted patch file. NOTE: this issue exists because of an incomplete fix for CVE-2018-6952.
Risk Scores
CVSS 3.1
5.5
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Alpine:v3.22 | patch | 0, 0, 2.6-r0 |
| Alpine:v3.16 | patch | 0, 2.5.9-r0, 2.6-r0 |
| Alpine:v3.17 | patch | 0, 0, 2.5.9-r0 |
| Alpine:v3.14 | patch | 0, 0, 0 |
| Alpine:v3.19 | patch | 0, 2.5.9-r0, 2.6-r0 |
| Alpine:v3.18 | patch | 2.5.9-r0, 0, 0 |
| Alpine:v3.23 | patch | 0, 0, 2.7-r0 |
| Alpine:v3.21 | patch | 2.5.9-r0, 0, 0 |
| Alpine:v3.24 | patch | 0, 0 |
| Alpine:v3.20 | patch | 2.6.1-r0, 0, 2.5.9-r0 |
| Alpine:v3.11 | patch | 0, 2.6.1-r2, 2.7-r0 |
| Alpine:v3.12 | patch | 2.6.1-r1, 2.6.1-r2, 2.6.1-r3 |
| Alpine:v3.13 | patch | 2.6.1-r2, 2.7.6-r6, 2.6.1-r0 |
| Alpine:v3.15 | patch | 2.7.3-r0, 2.6-r0, 2.6.1-r0 |
Timeline
- Mar 25, 2020 CVE Published
- Apr 30, 2026 Distribution Patch
- Jun 9, 2026 CVE Updated