Security Vulnerabilities fixed in nss RHSA-2021:0538

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: 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) 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 NSS_SDB_USE_CACHE not set, after curl access https, dentry increase but never released - consider alternative algorithm for benchmarking ACCESS call in sdb_measureAccess [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) 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 NSS_SDB_USE_CACHE not set, after curl access https, dentry increase but never released - consider alternative algorithm for benchmarking ACCESS call in sdb_measureAccess [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 Applications

nss

CVE References

CVE-2020-6829 CVE-2020-12403 CVE-2020-12400

Other References

https://access.redhat.com/errata/RHSA-2021:0538