
CVE catalog
CVE-2023-26917
libyang vulnerabilities
- Severity
- Medium
- Published
- Source
- [NVD] · [CVE record]
- EPSS
- 0.89% · Oct 25, 2026
libyang from v2.0.164 to v2.1.30 was discovered to contain a NULL pointer dereference via the function lysp_stmt_validate_value at lys_parse_mem.c.
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 | libyang2 | bookworm | 2.1.30-2 | vulnerable |
| Ubuntu | libyang2 | noble | Not reported | vulnerable |
| Ubuntu | libyang2 | noble | 2.1.30-2.1ubuntu0.1 | fixed |
| Ubuntu | libyang-tools | noble | 2.1.30-2.1ubuntu0.1 | fixed |
| Ubuntu | libyang2-dev | noble | 2.1.30-2.1ubuntu0.1 | fixed |
| Ubuntu | libyang2-tools | noble | 2.1.30-2.1ubuntu0.1 | fixed |
| Ubuntu | libyang2t64 | noble | 2.1.30-2.1ubuntu0.1 | fixed |
| Ubuntu | libyang2 | 24.04 | 2.1.30-2 | vulnerable |
| Ubuntu | libyang2 | 24.04 | 2.1.30-2.1 | vulnerable |
| Ubuntu | libyang2 | 24.04 | 2.1.30-2.1build1 | vulnerable |
| Ubuntu | libyang2 | 24.04 | 2.1.30-2.1ubuntu0.1 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | libyang2 | source | bookworm | (unfixed) | not yet assigned | Not reported | [1034724] |
| Ubuntu | libyang2 | deb | noble | 2.1.30-2.1ubuntu0.1 | Not reported | Not reported | Not reported |
| Ubuntu | libyang-tools | deb | noble | 2.1.30-2.1ubuntu0.1 | Not reported | Not reported | Not reported |
| Ubuntu | libyang2-dev | deb | noble | 2.1.30-2.1ubuntu0.1 | Not reported | Not reported | Not reported |
| Ubuntu | libyang2-tools | deb | noble | 2.1.30-2.1ubuntu0.1 | Not reported | Not reported | Not reported |
| Ubuntu | libyang2t64 | deb | noble | 2.1.30-2.1ubuntu0.1 | Not reported | Not reported | Not reported |
| Ubuntu | libyang2 | deb | 24.04 | 2.1.30-2.1ubuntu0.1 | Not reported | UBUNTU-CVE-2023-26917 | Not reported |
Notes
[bookworm] libyang2: Minor issue
OpenFactory catalog packages
Matching against OpenFactory catalog package versions is in progress.
References
- [https://osv.dev/vulnerability/DEBIAN-CVE-2023-26917]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2023-26917]
- [https://security-tracker.debian.org/tracker/CVE-2023-26917]
- [https://ubuntu.com/security/notices/USN-7752-1]
[Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [Ubuntu Security Notices (USN)]