RHSA-2021:0538: Moderate: nss security and bug fix 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: Side channel attack on ECDSA signature generation (CVE-2020-6829) nss: P-384 and P-521 implementation uses a side-channel vulnerable modular inversion function (CVE-2020-12400) nss: CHACHA20-POLY1305 decryption with undersized tag leads to out-of-bounds read (CVE-2020-12403) 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.Bug Fix(es): Support key wrap/unwrap with RSA-OAEP (BZ#1896431) 1536bit group from RFC3526 is allowed in FIPS mode when in policy DH-MIN is set to be lower than 1536 (BZ#1896432) when NSSSDBUSECACHE not set, after curl access https, dentry increase but never released - consider alternative algorithm for benchmarking ACCESS call in sdbmeasureAccess [rhel-8] (BZ#1896933) Policy should allow overriding library defaults (BZ#1898702) KDF-self-tests-induced changes for nss in RHEL 8.4 (BZ#1898953) nss: non-blocksize requests to IKEv1 KDF returns bogus output (BZ#1904408)
Affected Software
Remediation
Event History
Frequently Asked Questions
What is the severity of RHSA-2021:0538?
The severity of RHSA-2021:0538 is categorized as important.
How do I fix RHSA-2021:0538?
To fix RHSA-2021:0538, update to the package version 3.53.1-17.el8_3 or later.
What vulnerabilities are addressed in RHSA-2021:0538?
RHSA-2021:0538 addresses security issues including a side channel attack on ECDSA signature generation (CVE-2020-6829).
Which software packages are affected by RHSA-2021:0538?
Affected packages include nss, nss-debuginfo, nss-devel, and various nss-softokn packages.
When was the RHSA-2021:0538 advisory issued?
The RHSA-2021:0538 advisory was issued on April 13, 2021.