Gentoo Linux Security Advisory 202405-23

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Gentoo Linux Security Advisory GLSA 202405-23
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https://security.gentoo.org/
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Severity: Normal
Title: U-Boot tools: double free vulnerability
Date: May 08, 2024
Bugs: #717000
ID: 202405-23

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Synopsis
=======
A vulnerability has been discovered in U-Boot tools which can lead to
execution of arbitary code.

Background
=========
U-Boot tools provides utiiities for working with Das U-Boot.

Affected packages
================
Package Vulnerable Unaffected
————————- ———— ————
dev-embedded/u-boot-tools < 2020.04 >= 2020.04

Description
==========
A vulnerability has been discovered in U-Boot tools. Please review the
CVE identifier referenced below for details.

Impact
=====
In Das U-Boot a double free has been found in the cmd/gpt.c
do_rename_gpt_parts() function. Double freeing may result in a write-
what-where condition, allowing an attacker to execute arbitrary code.

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

Resolution
=========
All U-Boot tools users should upgrade to the latest version:

# emerge –sync
# emerge –ask –oneshot –verbose “>Þv-embedded/u-boot-tools-2020.04”

References
=========
[ 1 ] CVE-2020-8432
https://nvd.nist.gov/vuln/detail/CVE-2020-8432

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

https://security.gentoo.org/glsa/202405-23

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 2024 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