RHSA-2020:3280: Moderate: nss and nspr security, bug fix, and enhancement update

First published: Mon Aug 03 2020(Updated: )

Network Security Services (NSS) is a set of libraries designed to support the cross-platform development of security-enabled client and server applications.<br>Netscape Portable Runtime (NSPR) provides platform independence for non-GUI operating system facilities.<br>The following packages have been upgraded to a later upstream version: nss (3.53.1), nspr (4.25.0). (BZ#1809549, BZ#1809550)<br>Security Fix(es):<br><li> nss: UAF in sftk_FreeSession due to improper refcounting (CVE-2019-11756)</li> <li> nss: Check length of inputs for cryptographic primitives (CVE-2019-17006)</li> <li> nss: Side channel vulnerabilities during RSA key generation (CVE-2020-12402)</li> <li> nss: TLS 1.3 HelloRetryRequest downgrade request sets client into invalid state (CVE-2019-17023)</li> 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.<br>Bug Fix(es):<br><li> Install of update of nss.x86_64 adds i686 into transaction (BZ#1663187)</li> <li> NSS does not set downgrade sentinel in ServerHello.random for TLS 1.0 and TLS 1.1 (BZ#1691409)</li> <li> TLS Keying Material Exporter is unsupported by command line tools (BZ#1691454)</li> <li> TLS_AES_256_GCM_SHA384 is not marked as FIPS compatible (BZ#1711375)</li> <li> Make TLS 1.3 work in FIPS mode (BZ#1724250)</li> <li> NSS rejects records with large padding with SHA384 HMAC (BZ#1750921)</li> <li> NSS missing IKEv1 Quick Mode KDF (BZ#1809637)</li> <li> Name Constraints validation: CN treated as DNS name even when syntactically invalid as DNS name (BZ#1825270)</li> <li> FIPS needs nss to restrict valid dh primes to those primes that are approved. (BZ#1854564)</li> <li> nss needs to comply to the new SP800-56A rev 3 requirements (BZ#1855825)</li> Enhancement(s):<br><li> [RFE] nss should use AES for storage of keys (BZ#1723819)</li>

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