Ubuntu 16.04 LTS / 18.04 LTS / 18.10 : xorg-server, xorg-server-hwe-16.04 vulnerability (USN-3802-1)
High Nessus Plugin ID 118492
SynopsisThe remote Ubuntu host is missing one or more security-related
DescriptionNarendra Shinde discovered that the X.Org X server incorrectly handled
certain command line parameters when running as root with the legacy
wrapper. When certain graphics drivers are being used, a local
attacker could possibly use this issue to overwrite arbitrary files
and escalate privileges.
Note that Tenable Network Security has extracted the preceding
description block directly from the Ubuntu security advisory. Tenable
has attempted to automatically clean and format it as much as possible
without introducing additional issues.
SolutionUpdate the affected xserver-xorg-core and / or