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Gentoo Linux Security Advisory                           GLSA 202008-08
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                                           https://security.gentoo.org/
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 Severity: Normal
    Title: Mozilla Network Security Service (NSS): Multiple
           vulnerabilities
     Date: August 19, 2020
     Bugs: #734986
       ID: 202008-08

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Synopsis
========

NSS has multiple information disclosure vulnerabilities when handling
secret key material.

Background
==========

The Mozilla Network Security Service (NSS) is a library implementing
security features like SSL v.2/v.3, TLS, PKCS #5, PKCS #7, PKCS #11,
PKCS #12, S/MIME and X.509 certificates.

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

    -------------------------------------------------------------------
     Package              /     Vulnerable     /            Unaffected
    -------------------------------------------------------------------
  1  dev-libs/nss                  < 3.55                     >= 3.55

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

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

Impact
======

An attacker may be able to obtain information about secret key
material.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All NSS users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=dev-libs/nss-3.55"

References
==========

[ 1 ] CVE-2020-12400
      https://nvd.nist.gov/vuln/detail/CVE-2020-12400
[ 2 ] CVE-2020-12401
      https://nvd.nist.gov/vuln/detail/CVE-2020-12401
[ 3 ] CVE-2020-12403
      https://nvd.nist.gov/vuln/detail/CVE-2020-12403

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

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

 https://security.gentoo.org/glsa/202008-08

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 2020 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


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