CVE catalog
CVE-2019-9923
tar: CVE-2019-9923
- Severity
- High · CVSS 7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 3.13% · Oct 25, 2026
pax_decode_header in sparse.c in GNU Tar before 1.32 had a NULL pointer dereference when parsing certain archives that have malformed extended headers.
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 | tar | sid | 1.35+dfsg-7 | fixed |
| Debian | tar | forky | 1.35+dfsg-6 | fixed |
| Debian | tar | trixie | 1.35+dfsg-3.1 | fixed |
| Debian | tar | bookworm | 1.34+dfsg-1.2+deb12u1 | fixed |
| Cpe | tar | Not reported | 1.32 | fixed |
| Cpe | leap | Not reported | Not reported | unknown |
| Ubuntu | tar | pro | 1.26+dfsg-8 | vulnerable |
| Ubuntu | tar | pro | 1.27-3 | vulnerable |
| Ubuntu | tar | pro | 1.27-4 | vulnerable |
| Ubuntu | tar | pro | 1.27.1-1 | vulnerable |
| Ubuntu | tar | pro | 1.27.1-1ubuntu0.1 | vulnerable |
| Ubuntu | tar | pro | 1.27.1-1ubuntu0.1+esm1 | fixed |
| Ubuntu | tar | 16.04 | 1.27.1-2 | vulnerable |
| Ubuntu | tar | 16.04 | 1.28-2ubuntu1 | vulnerable |
| Ubuntu | tar | 16.04 | 1.28-2.1 | vulnerable |
| Ubuntu | tar | 16.04 | 1.28-2.1ubuntu0.1 | vulnerable |
| Ubuntu | tar | 16.04 | 1.28-2.1ubuntu0.2 | fixed |
| Ubuntu | tar | 18.04 | 1.29b-2 | vulnerable |
| Ubuntu | tar | 18.04 | 1.29b-2ubuntu0.1 | vulnerable |
| Ubuntu | tar | 18.04 | 1.29b-2ubuntu0.2 | fixed |
| Ubuntu | tar | 20.04 | 1.30+dfsg-6 | vulnerable |
| Ubuntu | tar | 20.04 | 1.30+dfsg-7 | vulnerable |
| Ubuntu | tar | 20.04 | 1.30+dfsg-7ubuntu0.20.04.1 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | tar | source | sid | 1.32+dfsg-1 | unimportant | Not reported | [925286] |
| Debian | tar | source | forky | 1.32+dfsg-1 | unimportant | Not reported | [925286] |
| Debian | tar | source | trixie | 1.32+dfsg-1 | unimportant | Not reported | [925286] |
| Debian | tar | source | bookworm | 1.32+dfsg-1 | unimportant | Not reported | [925286] |
| Cpe | tar | cpe | Not reported | 1.32 | Not reported | NVD-CVE-2019-9923 | Not reported |
| Ubuntu | tar | deb | pro | 1.27.1-1ubuntu0.1+esm1 | Not reported | UBUNTU-CVE-2019-9923 | Not reported |
| Ubuntu | tar | deb | 16.04 | 1.28-2.1ubuntu0.2 | Not reported | UBUNTU-CVE-2019-9923 | Not reported |
| Ubuntu | tar | deb | 18.04 | 1.29b-2ubuntu0.2 | Not reported | UBUNTU-CVE-2019-9923 | Not reported |
| Ubuntu | tar | deb | 20.04 | 1.30+dfsg-7ubuntu0.20.04.1 | Not reported | UBUNTU-CVE-2019-9923 | Not reported |
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [tar]Fixed
Details (2)
1.34+dfsg-1.2+deb12u1· amd64 · bookwormFixed · Fixed:
1.32+dfsg-1dsa · tar · debian · bookworm
1.34+dfsg-1.2+deb12u1· arm64 · bookwormFixed · Fixed:
1.32+dfsg-1dsa · tar · debian · bookworm
- [tar-scripts]Fixed
Source package: [tar]
Details (2)
1.34+dfsg-1.2+deb12u1· amd64 · bookwormFixed · Fixed:
1.32+dfsg-1dsa · tar · debian · bookworm
1.34+dfsg-1.2+deb12u1· arm64 · bookwormFixed · Fixed:
1.32+dfsg-1dsa · tar · debian · bookworm
Observed:
References
- [https://ftp.suse.com/pub/projects/security/csaf/suse-su-2019_0926-1.json]
- [https://nvd.nist.gov/vuln/detail/CVE-2019-9923]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2019-9923]
- [https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2024/icsa-24-284-16.json]
- [https://security-tracker.debian.org/tracker/CVE-2019-9923]
[CISA cybersecurity advisories] · [Debian Security Tracker] · [FIRST EPSS] · [National Vulnerability Database (NVD)] · [OSV Package Vulnerability Database] · [SUSE security advisories and VEX]