GLSA 202210-11: schroot: Denial of Service

http://security.gentoo.org/

Severity:	low
Title:	schroot: Denial of Service
Date:	10/31/2022
Bugs:	#867016
ID:	202210-11

Synopsis

A vulnerability has been discovered in schroot which could result in denial of service of the schroot service.

Background

schroot is a utility to execute commands in a chroot environment.

Affected packages

Package	Vulnerable	Unaffected	Architecture(s)
dev-util/schroot	< 1.6.13_p2	>= 1.6.13_p2	All supported architectures

Description

schroot is unecessarily permissive in rules regarding chroot and session names.

Impact

A crafted chroot or session name can break the internal state of the schroot service, leading to denial of service.

Workaround

There is no known workaround at this time.

Resolution

All schroot users should upgrade to the latest version:

          # emerge --sync
          # emerge --ask --oneshot --verbose ">=dev-util/schroot-1.6.13"

References

CVE-2022-2787

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: http://security.gentoo.org/glsa/glsa-202210-11.xml

Concerns?

Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org.