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Gentoo Linux Security Advisory                           GLSA 202208-28
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                                           https://security.gentoo.org/
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 Severity: Low
    Title: Puma: Multiple Vulnerabilities
     Date: August 14, 2022
     Bugs: #794034, #817893, #833155, #836431
       ID: 202208-28

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Synopsis
=======
Multiple vulnerabilities have been discovered in Puma, the worst of
which could result in denial of service.

Background
=========
Puma is a simple, fast, threaded, and highly concurrent HTTP 1.1 server
for Ruby/Rack.

Affected packages
================
    -------------------------------------------------------------------
     Package              /     Vulnerable     /            Unaffected
    -------------------------------------------------------------------
  1  www-servers/puma           < 5.6.4                      >= 5.6.4

Description
==========
Multiple vulnerabilities have been discovered in Puma. 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 Puma users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=www-servers/puma-5.6.4"

References
=========
[ 1 ] CVE-2021-29509
      https://nvd.nist.gov/vuln/detail/CVE-2021-29509
[ 2 ] CVE-2021-41136
      https://nvd.nist.gov/vuln/detail/CVE-2021-41136
[ 3 ] CVE-2022-23634
      https://nvd.nist.gov/vuln/detail/CVE-2022-23634
[ 4 ] CVE-2022-24790
      https://nvd.nist.gov/vuln/detail/CVE-2022-24790

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

 https://security.gentoo.org/glsa/202208-28

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 2022 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