CVE catalog
CVE-2023-29420
bzip3: CVE-2023-29420
- Severity
- Medium
- Published
- Source
- [NVD] · [CVE record]
- EPSS
- 0.89% · Oct 25, 2026
An issue was discovered in libbzip3.a in bzip3 before 1.2.3. There is a crash caused by an invalid memmove in bz3_decode_block.
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 | bzip3 | sid | 1.5.4-1 | fixed |
| Debian | bzip3 | forky | 1.5.4-1 | fixed |
| Debian | bzip3 | trixie | 1.5.1-1 | fixed |
| Debian | bzip3 | bookworm | 1.2.2-2 | fixed |
| Ubuntu | bzip3 | 24.04 | 1.3.1-1 | vulnerable |
| Ubuntu | bzip3 | 24.04 | 1.3.2-1 | vulnerable |
| Ubuntu | bzip3 | 24.04 | 1.4.0-1 | vulnerable |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | bzip3 | source | sid | 1.2.2-2 | not yet assigned | Not reported | [1034177] |
| Debian | bzip3 | source | forky | 1.2.2-2 | not yet assigned | Not reported | [1034177] |
| Debian | bzip3 | source | trixie | 1.2.2-2 | not yet assigned | Not reported | [1034177] |
| Debian | bzip3 | source | bookworm | 1.2.2-2 | not yet assigned | Not reported | [1034177] |
OpenFactory catalog packages
Matching against OpenFactory catalog package versions is in progress.
References
- [https://osv.dev/vulnerability/DEBIAN-CVE-2023-29420]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2023-29420]
- [https://security-tracker.debian.org/tracker/CVE-2023-29420]
- [https://wid.cert-bund.de/.well-known/csaf/white/2023/wid-sec-w-2023-0913.json]
[CERT-Bund public advisories] · [Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database]