UBUNTU-CVE-2018-6764

Advisory lineage Upstream: 1 Downstream: 1
Upstream
CVE-2018-6764
Downstream
USN-3576-1
Published: 07 Feb 2018, 00:00
Last modified:22 Apr 2026, 12:02

Vulnerability Summary

Overall Risk (default)
medium
31/100
CVSS Score
7.8 HIGH
3.0 (osv_ubuntu)
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

07 Feb 2018, 00:00
Published
Vulnerability first disclosed
22 Apr 2026, 12:02
Last Modified
Vulnerability information updated

Description

util/virlog.c in libvirt does not properly determine the hostname on LXC container startup, which allows local guest OS users to bypass an intended container protection mechanism and execute arbitrary commands via a crafted NSS module.

CVSS Metrics

  • v3.0•HIGH•Score: 7.8CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Systems

  • ubuntu•libvirt

    < 1.3.1-1ubuntu10.19

References (3)