CVE-2018-6764

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.

Category

7.8
CVSS
Severity: High
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.04%
Vendor Advisory debian.org Vendor Advisory redhat.com Vendor Advisory ubuntu.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://www.debian.org/security/2018/dsa-4137 third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2018:3113 third party advisory vendor advisory
https://www.redhat.com/archives/libvir-list/2018-February/msg00239.html mailing list third party advisory patch
http://www.ubuntu.com/usn/USN-3576-1 third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2018-6764?
CVE-2018-6764 has been scored as a high severity vulnerability.
How to fix CVE-2018-6764?
To fix CVE-2018-6764, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2018-6764 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2018-6764 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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