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Gentoo Linux Security Advisory GLSA 202301-08
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https://security.gentoo.org/
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Severity: Normal
Title: Mbed TLS: Multiple Vulnerabilities
Date: January 11, 2023
Bugs: #857813, #829660, #801376, #778254, #764317, #740108, #730752
ID: 202301-08

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Synopsis
========

Multiple vulnerabilities have been discovered in Mbed TLS, the worst of
which could result in arbitrary code execution.

Background
==========

Mbed TLS (previously PolarSSL) is an “easy to understand, use, integrate
and expand” implementation of the TLS and SSL protocols and the
respective cryptographic algorithms and support code required.

Affected packages
=================

-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 net-libs/mbedtls < 2.28.1 >= 2.28.1

Description
===========

Multiple vulnerabilities have been discovered in Mbed TLS. Please review
the CVE identifiers referenced below for details.

Impact
======

Please review the referenced CVE identifiers for details.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All Mbed TLS users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=net-libs/mbedtls-2.28.1"

References
==========

[ 1 ] CVE-2020-16150
https://nvd.nist.gov/vuln/detail/CVE-2020-16150
[ 2 ] CVE-2020-36421
https://nvd.nist.gov/vuln/detail/CVE-2020-36421
[ 3 ] CVE-2020-36422
https://nvd.nist.gov/vuln/detail/CVE-2020-36422
[ 4 ] CVE-2020-36423
https://nvd.nist.gov/vuln/detail/CVE-2020-36423
[ 5 ] CVE-2020-36424
https://nvd.nist.gov/vuln/detail/CVE-2020-36424
[ 6 ] CVE-2020-36425
https://nvd.nist.gov/vuln/detail/CVE-2020-36425
[ 7 ] CVE-2020-36426
https://nvd.nist.gov/vuln/detail/CVE-2020-36426
[ 8 ] CVE-2020-36475
https://nvd.nist.gov/vuln/detail/CVE-2020-36475
[ 9 ] CVE-2020-36476
https://nvd.nist.gov/vuln/detail/CVE-2020-36476
[ 10 ] CVE-2020-36477
https://nvd.nist.gov/vuln/detail/CVE-2020-36477
[ 11 ] CVE-2020-36478
https://nvd.nist.gov/vuln/detail/CVE-2020-36478
[ 12 ] CVE-2021-43666
https://nvd.nist.gov/vuln/detail/CVE-2021-43666
[ 13 ] CVE-2021-44732
https://nvd.nist.gov/vuln/detail/CVE-2021-44732
[ 14 ] CVE-2021-45450
https://nvd.nist.gov/vuln/detail/CVE-2021-45450
[ 15 ] CVE-2022-35409
https://nvd.nist.gov/vuln/detail/CVE-2022-35409

Availability
============

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

https://security.gentoo.org/glsa/202301-08

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
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