A Puma security update has been released for Gentoo Linux.

GLSA 202208-28 : Puma: Multiple Vulnerabilities

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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