xlockmore 5.13 and 5.22 segfaults when using libpam-opensc and returns the underlying…
Priority MEDIUM 46CWE-306Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-306.
Summary
xlockmore 5.13 and 5.22 segfaults when using libpam-opensc and returns the underlying xsession. This allows unauthorized users access to the X session.
Why it matters now
EPSS 0.01823 78th percentileScored 2026-11-07
Public exploit Yes 2 exploit referencesTagged by NVD
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 · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:sillycycle:xlockmore:5.13:*:*:*:*:*:*:* | 5.13 | Vulnerable | Sillycycle |
| cpe:2.3:a:sillycycle:xlockmore:5.22:*:*:*:*:*:*:* | 5.22 | Vulnerable | Sillycycle |
- cpe:2.3:a:sillycycle:xlockmore:5.13:*:*:*:*:*:*:* Versions 5.13 Vulnerable ·Sillycycle
- cpe:2.3:a:sillycycle:xlockmore:5.22:*:*:*:*:*:*:* Versions 5.22 Vulnerable ·Sillycycle
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2006-0061
- 2026-10-03 Alias added: GHSA-r66v-fx69-cv5p
References
More Sillycycle Xlockmore vulnerabilities
- TI-2006-00056 xlockmore 5.13 allows potential xlock bypass when FVWM switches to the same virtual desktop as a new Gaim window. CVSS 3.1CRITICAL 9.8
- TI-2012-03864 xlockmore before 5.43 'dclock' security bypass vulnerability CVSS 3.1HIGH 7.5
Sources
- CVE-2006-0061 · CVE Program
- CVE-2006-0061 · NVD
- FIRST EPSS
- GHSA-r66v-fx69-cv5p · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences