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USN-4452-1: libvirt vulnerability

4 August 2020

libvirt could be made to run programs as an administrator.

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Releases

Packages

  • libvirt - Libvirt virtualization toolkit

Details

Trent Shea working with Trend Micro┬┤s Zero Day Initiative, discovered that
the libvirt package set incorrect permissions on the UNIX domain socket. A
local attacker could use this issue to access libvirt and escalate
privileges.

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 20.04

After a standard system update you need to reboot your computer to make
all the necessary changes.

References