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USN-5584-1: Schroot vulnerability

29 August 2022

Schroot could be made to denial of service if certain schroot names are used.



  • schroot - Execute commands in a chroot environment


It was discovered that Schroot incorrectly handled certain Schroot names.
An attacker could possibly use this issue to break schroot's internal
state causing a denial of service.

Update instructions

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

Ubuntu 22.04
Ubuntu 20.04
Ubuntu 18.04
Ubuntu 16.04

In general, a standard system update will make all the necessary changes.