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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.

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Releases

Packages

  • schroot - Execute commands in a chroot environment

Details

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.

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 22.04
Ubuntu 20.04
Ubuntu 18.04
Ubuntu 16.04

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

References

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Further reading