VDB
CVE-2019-20633
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.
EPSS 1.02% · 62.1th percentile
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
EPSS Score
1.02%
62.1th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:20.04:LTS | patch | 0, 2.7.6-6 |
| Ubuntu:16.04:LTS | patch | 2.7.5-1ubuntu0.16.04.1, 0, 2.7.5-1ubuntu0.16.04.2 |
| Ubuntu:Pro:14.04:LTS | patch | *, 0, 2.7.1-3 |
| Ubuntu:18.04:LTS | patch | 2.7.6-1, 0, 2.7.5-1build1 |
| Ubuntu:24.04:LTS | patch | 2.7.6-7build3, 2.7.6-7build2, 0 |
| Ubuntu:25.10 | patch | 2.7.6-7build3, 0, 2.8-1 |
| Ubuntu:22.04:LTS | patch | 2.7.6-7, 0, 2.7.6-7build2 |
Timeline
- Mar 25, 2020 CVE Published
- Apr 14, 2021 EPSS Score
- Jun 23, 2021 EPSS Score
- Aug 25, 2021 EPSS Score
- Dec 29, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Feb 4, 2022 EPSS Score
- Mar 2, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- May 4, 2022 EPSS Score
- Sep 9, 2022 EPSS Score
- Nov 11, 2022 EPSS Score
References
- https://ubuntu.com/security/CVE-2019-20633 third-party-advisory
- https://savannah.gnu.org/bugs/index.php?56683 third-party-advisory
- https://www.cve.org/CVERecord?id=CVE-2019-20633 third-party-advisory