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RHSA-2021:4932: Red Hat Security Advisory: nss security update

An update for nss is now available for Red Hat Enterprise Linux 7.4 Advanced Update Support. Red Hat Product Security has rated this update as having a security impact of Critical. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.

Related CVEs:

CVE-2021-43527: nss: Memory corruption in decodeECorDsaSignature with DSA signatures (and RSA-PSS)

4 years ago

Red Hat Security Data

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Issued:

2021-12-06

Updated:

2021-12-06

RHSA-2021:4932 - Security Advisory

Overview
Updated Packages

Synopsis

Critical: nss security update

Type/Severity

Security Advisory: Critical

Red Hat Insights patch analysis

Identify and remediate systems affected by this advisory.

View affected systems

Topic

An update for nss is now available for Red Hat Enterprise Linux 7.4 Advanced Update Support.

Red Hat Product Security has rated this update as having a security impact of Critical. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Description

Network Security Services (NSS) is a set of libraries designed to support the cross-platform development of security-enabled client and server applications.

Security Fix(es):

nss: Memory corruption in decodeECorDsaSignature with DSA signatures (and RSA-PSS) (CVE-2021-43527)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

After installing this update, applications using NSS (for example, Firefox) must be restarted for this update to take effect.

Affected Products