Severity: High
Title: Apptainer: Privilege Escalation
Date: November 25, 2023
Bugs: #905091
ID: 202311-13

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Synopsis
=======
A privilege escalation vulnerability has been discoverd in Apptainer.

Background
=========
Apptainer is the container system for secure high-performance computing.

Affected packages
================
Package Vulnerable Unaffected
------------------------ ------------ ------------
app-containers/apptainer < 1.1.8 >= 1.1.8

Description
==========
A vulnerability has been discovered in Apptainer. Please review the CVE
identifier referenced below for details.

Impact
=====
There is an ext4 use-after-free flaw that is exploitable in vulnerable
versions.

Workaround
=========
There is no known workaround at this time.

Resolution
=========
All Apptainer users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=app-containers/apptainer-1.1.8"

References
=========
[ 1 ] CVE-2023-30549
https://nvd.nist.gov/vuln/detail/CVE-2023-30549

Availability
===========
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:

https://security.gentoo.org/glsa/202311-13

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
[email protected] or alternatively, you may file a bug at
https://bugs.gentoo.org.

License
======
Copyright 2023 Gentoo Foundation, Inc; referenced text
belongs to its owner(s).

The contents of this document are licensed under the
Creative Commons - Attribution / Share Alike license.

https://creativecommons.org/licenses/by-sa/2.5