CVE catalog
CVE-2019-20633
patch: CVE-2019-20633
- Severity
- Low · CVSS 3.3
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 1.02% · Oct 25, 2026
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.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | patch | sid | 2.8.1-1 | not affected |
| Debian | patch | forky | 2.8.1-1 | not affected |
| Debian | patch | trixie | 2.8-2 | not affected |
| Debian | patch | bookworm | 2.7.6-7 | not affected |
| Alpine | patch | 3.11 | 2.7.6-r7 | fixed |
| Alpine | patch | 3.12 | 2.7.6-r7 | fixed |
| Alpine | patch | 3.13 | 2.7.6-r7 | fixed |
| Alpine | patch | 3.14 | 2.7.6-r7 | fixed |
| Alpine | patch | 3.15 | 2.7.6-r7 | fixed |
| Alpine | patch | 3.16 | 2.7.6-r7 | fixed |
| Alpine | patch | 3.17 | 2.7.6-r7 | fixed |
| Alpine | patch | 3.18 | 2.7.6-r7 | fixed |
| Alpine | patch | 3.19 | 2.7.6-r7 | fixed |
| Alpine | patch | 3.20 | 2.7.6-r7 | fixed |
| Alpine | patch | 3.21 | 2.7.6-r7 | fixed |
| Alpine | patch | 3.22 | 2.7.6-r7 | fixed |
| Alpine | patch | 3.23 | 2.7.6-r7 | fixed |
| Alpine | patch | 3.24 | 2.7.6-r7 | fixed |
| Suse | patch | linux micro 6.0 | 2.7.6-3.1 | fixed |
| Opensuse | patch | tumbleweed | 2.7.6-8.1 | fixed |
| Suse | patch | linux enterprise module for basesystem 15 sp5 | 2.7.6-150000.5.6.1 | fixed |
| Suse | patch | linux enterprise module for basesystem 15 sp6 | 2.7.6-150000.5.6.1 | fixed |
| Opensuse | patch | leap 15.5 | 2.7.6-150000.5.6.1 | fixed |
| Opensuse | patch | leap 15.6 | 2.7.6-150000.5.6.1 | fixed |
| Suse | patch | linux enterprise server 12 sp5 | 2.7.5-8.11.1 | fixed |
| Suse | patch | linux enterprise server for sap applications 12 sp5 | 2.7.5-8.11.1 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | patch | source | sid | Not affected | unimportant | Not reported | Not reported |
| Debian | patch | source | forky | Not affected | unimportant | Not reported | Not reported |
| Debian | patch | source | trixie | Not affected | unimportant | Not reported | Not reported |
| Debian | patch | source | bookworm | Not affected | unimportant | Not reported | Not reported |
| Alpine | patch | apk | 3.11 | 2.7.6-r7 | Not reported | ALPINE-CVE-2019-20633 | Not reported |
| Alpine | patch | apk | 3.12 | 2.7.6-r7 | Not reported | ALPINE-CVE-2019-20633 | Not reported |
| Alpine | patch | apk | 3.13 | 2.7.6-r7 | Not reported | ALPINE-CVE-2019-20633 | Not reported |
| Alpine | patch | apk | 3.14 | 2.7.6-r7 | Not reported | ALPINE-CVE-2019-20633 | Not reported |
| Alpine | patch | apk | 3.15 | 2.7.6-r7 | Not reported | ALPINE-CVE-2019-20633 | Not reported |
| Alpine | patch | apk | 3.16 | 2.7.6-r7 | Not reported | ALPINE-CVE-2019-20633 | Not reported |
| Alpine | patch | apk | 3.17 | 2.7.6-r7 | Not reported | ALPINE-CVE-2019-20633 | Not reported |
| Alpine | patch | apk | 3.18 | 2.7.6-r7 | Not reported | ALPINE-CVE-2019-20633 | Not reported |
| Alpine | patch | apk | 3.19 | 2.7.6-r7 | Not reported | ALPINE-CVE-2019-20633 | Not reported |
| Alpine | patch | apk | 3.20 | 2.7.6-r7 | Not reported | ALPINE-CVE-2019-20633 | Not reported |
| Alpine | patch | apk | 3.21 | 2.7.6-r7 | Not reported | ALPINE-CVE-2019-20633 | Not reported |
| Alpine | patch | apk | 3.22 | 2.7.6-r7 | Not reported | ALPINE-CVE-2019-20633 | Not reported |
| Alpine | patch | apk | 3.23 | 2.7.6-r7 | Not reported | ALPINE-CVE-2019-20633 | Not reported |
| Alpine | patch | apk | 3.24 | 2.7.6-r7 | Not reported | ALPINE-CVE-2019-20633 | Not reported |
| Suse | patch | rpm | linux micro 6.0 | 2.7.6-3.1 | Not reported | SUSE-SU-2025:20075-1 | Not reported |
| Opensuse | patch | rpm | tumbleweed | 2.7.6-8.1 | Not reported | OPENSUSE-SU-2024:14239-1 | Not reported |
| Suse | patch | rpm | linux enterprise module for basesystem 15 sp5 | 2.7.6-150000.5.6.1 | Not reported | SUSE-SU-2024:2780-1 | Not reported |
| Suse | patch | rpm | linux enterprise module for basesystem 15 sp6 | 2.7.6-150000.5.6.1 | Not reported | SUSE-SU-2024:2780-1 | Not reported |
| Opensuse | patch | rpm | leap 15.5 | 2.7.6-150000.5.6.1 | Not reported | SUSE-SU-2024:2780-1 | Not reported |
| Opensuse | patch | rpm | leap 15.6 | 2.7.6-150000.5.6.1 | Not reported | SUSE-SU-2024:2780-1 | Not reported |
| Suse | patch | rpm | linux enterprise server 12 sp5 | 2.7.5-8.11.1 | Not reported | SUSE-SU-2024:2704-1 | Not reported |
| Suse | patch | rpm | linux enterprise server for sap applications 12 sp5 | 2.7.5-8.11.1 | Not reported | SUSE-SU-2024:2704-1 | Not reported |
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [patch]Not affected
Details (2)
2.7.6-7· amd64 · bookwormNot affected
dsa · patch · debian · bookworm
2.7.6-7· arm64 · bookwormNot affected
dsa · patch · debian · bookworm
[openSUSE Tumbleweed]
Observed:
References
- [https://ftp.suse.com/pub/projects/security/csaf/suse-su-2024_2704-1.json]
- [https://osv.dev/vulnerability/ALPINE-CVE-2019-20633]
- [https://osv.dev/vulnerability/SUSE-SU-2024:2704-1]
- [https://osv.dev/vulnerability/SUSE-SU-2024:2780-1]
- [https://osv.dev/vulnerability/SUSE-SU-2025:20075-1]
- [https://osv.dev/vulnerability/openSUSE-SU-2024:14239-1]
- [https://security-tracker.debian.org/tracker/CVE-2019-20633]
- [https://security.access.redhat.com/data/csaf/v2/vex/2019/cve-2019-20633.json]
- [https://wid.cert-bund.de/.well-known/csaf/white/2025/wid-sec-w-2025-0225.json]
[CERT-Bund public advisories] · [Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX]