Buffer overflow in the git_pkt_parse_line function in transports/smart_pkt.c in the Git…
Priority MEDIUM 49CWE-119Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-119 and the CVSS impact.
Summary
Buffer overflow in the git_pkt_parse_line function in transports/smart_pkt.c in the Git Smart Protocol support in libgit2 before 0.24.6 and 0.25.x before 0.25.1 allows remote attackers to have unspecified impact via a crafted non-flush packet.
Why it matters now
EPSS 0.03955 90th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:libgit2_project:libgit2:*:*:*:*:*:*:*:* | up to 0.24.5 | Vulnerable | Libgit2 Project |
| cpe:2.3:a:libgit2_project:libgit2:0.25.0:*:*:*:*:*:*:* | 0.25.0 | Vulnerable | Libgit2 Project |
| cpe:2.3:a:libgit2_project:libgit2:0.25.0:rc1:*:*:*:*:*:* | 0.25.0 rc1 | Vulnerable | Libgit2 Project |
| cpe:2.3:a:libgit2_project:libgit2:0.25.0:rc2:*:*:*:*:*:* | 0.25.0 rc2 | Vulnerable | Libgit2 Project |
- cpe:2.3:a:libgit2_project:libgit2:*:*:*:*:*:*:*:* Versions up to 0.24.5 Vulnerable ·Libgit2 Project
- cpe:2.3:a:libgit2_project:libgit2:0.25.0:*:*:*:*:*:*:* Versions 0.25.0 Vulnerable ·Libgit2 Project
- cpe:2.3:a:libgit2_project:libgit2:0.25.0:rc1:*:*:*:*:*:* Versions 0.25.0 rc1 Vulnerable ·Libgit2 Project
- cpe:2.3:a:libgit2_project:libgit2:0.25.0:rc2:*:*:*:*:*:* Versions 0.25.0 rc2 Vulnerable ·Libgit2 Project
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2016-10128
- 2026-10-03 Alias added: GHSA-23v5-3rr6-rp4h
References
Patch 5
- https://libgit2.github.com/security/
- https://github.com/libgit2/libgit2/commit/66e3774d279672ee51c3b54545a79d20d1ada834
- https://github.com/libgit2/libgit2/commit/4ac39c76c0153d1ee6889a0984c39e97731684b2
- [oss-security] 20170110 CVE Request: two security fixes in libgit2 0.25.1, 0.24.6
- [oss-security] 20170110 Re: CVE Request: two security fixes in libgit2 0.25.1, 0.24.6
More Libgit2 Project Libgit2 vulnerabilities
- TI-2016-08205 The Git Smart Protocol support in libgit2 before 0.24.6 and 0.25.x before 0.25.1 allows… CVSS 3.0HIGH 7.5
- TI-2016-08206 The http_connect function in transports/http.c in libgit2 before 0.24.6 and 0.25.x before… CVSS 3.0MEDIUM 5.9
- TI-2016-07041 The git_oid_nfmt function in commit.c in libgit2 before 0.24.3 allows remote attackers to… CVSS 3.0MEDIUM 5.5
- TI-2016-07040 The git_commit_message function in oid.c in libgit2 before 0.24.3 allows remote attackers… CVSS 3.0MEDIUM 5.5
Sources
- CVE-2016-10128 · CVE Program
- CVE-2016-10128 · NVD
- FIRST EPSS
- GHSA-23v5-3rr6-rp4h · GitHub Advisory Database · CC BY 4.0
- CVE-2016-10128 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences