Gentoo Linux Security Advisory 202007-49 ≈ Packet Storm
Gentoo Linux Security Advisory GLSA 202007-49
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https://security.gentoo.org/
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Severity: Low
Title: Mozilla Network Security Service (NSS): Information
disclosure
Date: July 27, 2020
Bugs: #726842
ID: 202007-49
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Synopsis
=======
NSS has an information disclosure vulnerability when handling DSA keys.
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
================
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Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 dev-libs/nss < 3.52.1 >= 3.52.1
Description
==========
NSS was found to not always perform constant-time operations when
working with DSA key material.
Impact
=====
An attacker may be able to obtain information about a DSA private key.
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 ">Þv-libs/nss-3.52.1"
References
=========
[ 1 ] CVE-2020-12399
https://nvd.nist.gov/vuln/detail/CVE-2020-12399
Availability
===========
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
https://security.gentoo.org/glsa/202007-49
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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