A PostSRSd security update has been released for Gentoo Linux.

GLSA 202107-08 : PostSRSd: Denial of service

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Gentoo Linux Security Advisory GLSA 202107-08
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  https://security.gentoo.org/
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Severity: Normal
Title: PostSRSd: Denial of service
Date: July 06, 2021
Bugs: #760821, #793674
ID: 202107-08

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Synopsis
========

Multiple vulnerabilities in PostSRSd could lead to a Denial of Service
condition.

Background
==========

PostSRSd is a Postfix sender rewriting scheme daemon

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

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Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 mail-filter/postsrsd < 1.11 >= 1.11

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

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

Impact
======

An attacker could cause a possible Denial of Service condition.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All postsrsd users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=mail-filter/postsrsd-1.11"

References
==========

[ 1 ] CVE-2020-35573
  https://nvd.nist.gov/vuln/detail/CVE-2020-35573
[ 2 ] CVE-2021-35525
  https://nvd.nist.gov/vuln/detail/CVE-2021-35525

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

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

  https://security.gentoo.org/glsa/202107-08

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
security@gentoo.org or alternatively, you may file a bug at
  https://bugs.gentoo.org.

License
=======

Copyright 2021 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