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Gentoo Linux Security Advisory                           GLSA 202210-13
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                                           https://security.gentoo.org/
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 Severity: Normal
    Title: libgcrypt: Multiple Vulnerabilities
     Date: October 31, 2022
     Bugs: #766213, #795480, #811900
       ID: 202210-13

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

Background
=========
libgcrypt is a general purpose cryptographic library derived out of
GnuPG.

Affected packages
================
    -------------------------------------------------------------------
     Package              /     Vulnerable     /            Unaffected
    -------------------------------------------------------------------
  1  dev-libs/libgcrypt         < 1.9.4                      >= 1.9.4

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

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=dev-libs/libgcrypt-1.9.4"

References
=========
[ 1 ] CVE-2021-33560
      https://nvd.nist.gov/vuln/detail/CVE-2021-33560
[ 2 ] CVE-2021-40528
      https://nvd.nist.gov/vuln/detail/CVE-2021-40528

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

 https://security.gentoo.org/glsa/202210-13

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/