CVE catalog
CVE-2026-2644
minisat2: CVE-2026-2644
- Severity
- Low · CVSS 3.3
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 0.25% · Oct 25, 2026
A weakness has been identified in niklasso minisat up to 2.2.0. This issue affects the function Solver::value in the library core/SolverTypes.h of the component DIMACS File Parser. This manipulation of the argument variable index with the input 2147483648 causes out-of-bounds read. The attack needs to be launched locally. The exploit has been made available to the public and could be used for attacks. The project was informed of the problem early through an issue report but has not responded yet.
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 | minisat2 | sid | 1:2.2.1-8 | vulnerable |
| Debian | minisat2 | forky | 1:2.2.1-8 | vulnerable |
| Debian | minisat2 | trixie | 1:2.2.1-8 | vulnerable |
| Debian | minisat2 | bookworm | 1:2.2.1-5 | vulnerable |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | minisat2 | source | sid | (unfixed) | unimportant | Not reported | Not reported |
| Debian | minisat2 | source | forky | (unfixed) | unimportant | Not reported | Not reported |
| Debian | minisat2 | source | trixie | (unfixed) | unimportant | Not reported | Not reported |
| Debian | minisat2 | source | bookworm | (unfixed) | unimportant | Not reported | Not reported |
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [minisat]Affected
Source package: [minisat2]
Details (2)
1:2.2.1-5+b3· amd64 · bookwormAffected
dsa · minisat2 · debian · bookworm; dsa · minisat2 · debian · 12
1:2.2.1-5+b3· arm64 · bookwormAffected
dsa · minisat2 · debian · bookworm; dsa · minisat2 · debian · 12
- [minisat2]Affected
Source package: [minisat2]
Details (2)
1:2.2.1-5+b3· amd64 · bookwormAffected
dsa · minisat2 · debian · bookworm; dsa · minisat2 · debian · 12
1:2.2.1-5+b3· arm64 · bookwormAffected
dsa · minisat2 · debian · bookworm; dsa · minisat2 · debian · 12
[Debian 13 (Trixie)]
Observed:
References
- [https://osv.dev/vulnerability/DEBIAN-CVE-2026-2644]
- [https://security-tracker.debian.org/tracker/CVE-2026-2644]
- [https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-2644.json]
[Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX]