RHSA-2021:4903 — Security Advisory
Red Hat Security Advisory: nss security update
Severity
CriticalRed Hat Product Security
Products
Official CSAF product identity
Published · December 2, 2021
Updated · November 2, 2026
Topic
An update for nss is now available for Red Hat Enterprise Linux 8.
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.