RHSA-2021:4909: Critical: nss security update
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.
Affected Software
Remediation
Event History
Frequently Asked Questions
What is the severity of RHSA-2021:4909?
The severity of RHSA-2021:4909 is classified as critical due to the memory corruption vulnerability in Network Security Services.
How do I fix RHSA-2021:4909?
To fix RHSA-2021:4909, update to the packages nss and related components to version 3.67.0-7.el8_4 or later.
What is the impact of RHSA-2021:4909?
The impact of RHSA-2021:4909 includes potential memory corruption that could allow an attacker to execute arbitrary code.
Which software versions are affected by RHSA-2021:4909?
Software versions affected by RHSA-2021:4909 include nss prior to version 3.67.0-7.el8_4.
Is there a workaround for RHSA-2021:4909?
There are no known workarounds for RHSA-2021:4909; upgrading to the patched version is recommended.