libxar.so in xar 1.6.1 has a NULL pointer dereference in the xar_unserialize function in archive.c.
Priority MEDIUM 46CWE-476Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- 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-476.
Summary
libxar.so in xar 1.6.1 has a NULL pointer dereference in the xar_unserialize function in archive.c.
Why it matters now
EPSS 0.01951 80th 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 · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:xar_project:xar:1.6.1:*:*:*:*:*:*:* | 1.6.1 | Vulnerable | Xar Project |
- cpe:2.3:a:xar_project:xar:1.6.1:*:*:*:*:*:*:* Versions 1.6.1 Vulnerable ·Xar Project
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2017-11124
- 2026-10-03 Alias added: GHSA-6jc8-h4qw-9892
References
More Xar Project Xar vulnerabilities
- TI-2017-08185 libxar.so in xar 1.6.1 has a NULL pointer dereference in the xar_get_path function in util.c. CVSS 3.0CRITICAL 9.8
Sources
- CVE-2017-11124 · CVE Program
- CVE-2017-11124 · NVD
- FIRST EPSS
- GHSA-6jc8-h4qw-9892 · GitHub Advisory Database · CC BY 4.0
- CVE-2017-11124 · 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