An Apache Tomcat security update has been released for Gentoo Linux.

GLSA 202208-34 : Apache Tomcat: Multiple Vulnerabilities

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Gentoo Linux Security Advisory GLSA 202208-34
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  https://security.gentoo.org/
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Severity: Low
Title: Apache Tomcat: Multiple Vulnerabilities
Date: August 21, 2022
Bugs: #773571, #801916, #818160, #855971
ID: 202208-34

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

Background
=========
Apache Tomcat is a Servlet-3.0/JSP-2.2 Container.

Affected packages
================
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 www-servers/tomcat < 8.5.82:8.5 >= 8.5.82:8.5
< 9.0.65:9 >= 9.0.65:9
< 10.0.23:10 >= 10.0.23:10

Description
==========
Multiple vulnerabilities have been discovered in Apache Tomcat. 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 Apache Tomcat 10.x users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=www-servers/tomcat-10.0.23:10"

All Apache Tomcat 9.x users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=www-servers/tomcat-9.0.65:9"

All Apache Tomcat 8.5.x users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=www-servers/tomcat-8.5.82:8.5"

References
=========
[ 1 ] CVE-2021-25122
  https://nvd.nist.gov/vuln/detail/CVE-2021-25122
[ 2 ] CVE-2021-25329
  https://nvd.nist.gov/vuln/detail/CVE-2021-25329
[ 3 ] CVE-2021-30639
  https://nvd.nist.gov/vuln/detail/CVE-2021-30639
[ 4 ] CVE-2021-30640
  https://nvd.nist.gov/vuln/detail/CVE-2021-30640
[ 5 ] CVE-2021-33037
  https://nvd.nist.gov/vuln/detail/CVE-2021-33037
[ 6 ] CVE-2021-42340
  https://nvd.nist.gov/vuln/detail/CVE-2021-42340
[ 7 ] CVE-2022-34305
  https://nvd.nist.gov/vuln/detail/CVE-2022-34305

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

  https://security.gentoo.org/glsa/202208-34

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