Home / mailings [gentoo-announce] [ GLSA 202405-23 ] U-Boot tools: double free vulnerability
Posted on 08 May 2024
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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 ">=dev-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
security@gentoo.org 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
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