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Gentoo Linux Security Advisory GLSA 202401-12
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https://security.gentoo.org/
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Severity: Low
Title: Synapse: Multiple Vulnerabilities
Date: January 07, 2024
Bugs: #914765, #916609
ID: 202401-12

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Synopsis
========

Multiple vulnerabilites have been found in Synapse, the worst of which
could result in information leaks.

Background
==========

Synapse is a Matrix homeserver written in Python/Twisted.

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

Package Vulnerable Unaffected
-------------- ------------ ------------
net-im/synapse < 1.96.0 >= 1.96.0

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

Multiple vulnerabilities have been discovered in Synapse. 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 Synapse users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=net-im/synapse-1.96.0"

References
==========

[ 1 ] CVE-2023-41335
https://nvd.nist.gov/vuln/detail/CVE-2023-41335
[ 2 ] CVE-2023-42453
https://nvd.nist.gov/vuln/detail/CVE-2023-42453
[ 3 ] CVE-2023-43796
https://nvd.nist.gov/vuln/detail/CVE-2023-43796
[ 4 ] CVE-2023-45129
https://nvd.nist.gov/vuln/detail/CVE-2023-45129

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

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

https://security.gentoo.org/glsa/202401-12

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