Hash: SHA256
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Red Hat Security Advisory
Synopsis: Moderate: nss security and bug fix update
Advisory ID: RHSA-2021:1384-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2021:1384
Issue date: 2021-04-27
CVE Names: CVE-2020-25648
=====================================================================
1. Summary:
An update for nss is now available for Red Hat Enterprise Linux 7.
Red Hat Product Security has rated this update as having a
security impact
of Moderate. 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.
2. Relevant releases/architectures:
Red Hat Enterprise Linux Client (v. 7) - x86_64
Red Hat Enterprise Linux Client Optional (v. 7) - x86_64
Red Hat Enterprise Linux ComputeNode (v. 7) - x86_64
Red Hat Enterprise Linux ComputeNode Optional (v. 7) - x86_64
Red Hat Enterprise Linux Server (v. 7) - ppc64, ppc64le, s390x,
x86_64
Red Hat Enterprise Linux Server Optional (v. 7) - ppc64, ppc64le,
s390x, x86_64
Red Hat Enterprise Linux Workstation (v. 7) - x86_64
Red Hat Enterprise Linux Workstation Optional (v. 7) - x86_64
3. 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: TLS 1.3 CCS flood remote DoS Attack (CVE-2020-25648)
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):
* FTBFS: Paypal Cert expired (BZ#1883973)
* FTBFS: IKE CLASS_1563 fails gtest (BZ#1884793)
* Cannot compile code with nss headers and
-Werror=strict-prototypes
(BZ#1885321)
* CA HSM ncipher token disabled after RHEL-7.9 update (BZ#1932193)
4. Solution:
For details on how to apply this update, which includes the
changes
described in this advisory, refer to:
https://access.redhat.com/articles/11258
After installing this update, applications using NSS (for
example, Firefox)
must be restarted for this update to take effect.
5. Bugs fixed (https://bugzilla.redhat.com/):
1883973 - FTBFS: Paypal Cert expired [rhel-7.9.z]
1884793 - FTBFS: IKE CLASS_1563 fails gtest [rhel-7.9.z]
1885321 - Cannot compile code with nss headers and
-Werror=strict-prototypes
1887319 - CVE-2020-25648 nss: TLS 1.3 CCS flood remote DoS
Attack
6. Package List:
Red Hat Enterprise Linux Client (v. 7):
Source:
nss-3.53.1-7.el7_9.src.rpm
x86_64:
nss-3.53.1-7.el7_9.i686.rpm
nss-3.53.1-7.el7_9.x86_64.rpm
nss-debuginfo-3.53.1-7.el7_9.i686.rpm
nss-debuginfo-3.53.1-7.el7_9.x86_64.rpm
nss-sysinit-3.53.1-7.el7_9.x86_64.rpm
nss-tools-3.53.1-7.el7_9.x86_64.rpm
Red Hat Enterprise Linux Client Optional (v. 7):
x86_64:
nss-debuginfo-3.53.1-7.el7_9.i686.rpm
nss-debuginfo-3.53.1-7.el7_9.x86_64.rpm
nss-devel-3.53.1-7.el7_9.i686.rpm
nss-devel-3.53.1-7.el7_9.x86_64.rpm
nss-pkcs11-devel-3.53.1-7.el7_9.i686.rpm
nss-pkcs11-devel-3.53.1-7.el7_9.x86_64.rpm
Red Hat Enterprise Linux ComputeNode (v. 7):
Source:
nss-3.53.1-7.el7_9.src.rpm
x86_64:
nss-3.53.1-7.el7_9.i686.rpm
nss-3.53.1-7.el7_9.x86_64.rpm
nss-debuginfo-3.53.1-7.el7_9.i686.rpm
nss-debuginfo-3.53.1-7.el7_9.x86_64.rpm
nss-sysinit-3.53.1-7.el7_9.x86_64.rpm
nss-tools-3.53.1-7.el7_9.x86_64.rpm
Red Hat Enterprise Linux ComputeNode Optional (v. 7):
x86_64:
nss-debuginfo-3.53.1-7.el7_9.i686.rpm
nss-debuginfo-3.53.1-7.el7_9.x86_64.rpm
nss-devel-3.53.1-7.el7_9.i686.rpm
nss-devel-3.53.1-7.el7_9.x86_64.rpm
nss-pkcs11-devel-3.53.1-7.el7_9.i686.rpm
nss-pkcs11-devel-3.53.1-7.el7_9.x86_64.rpm
Red Hat Enterprise Linux Server (v. 7):
Source:
nss-3.53.1-7.el7_9.src.rpm
ppc64:
nss-3.53.1-7.el7_9.ppc.rpm
nss-3.53.1-7.el7_9.ppc64.rpm
nss-debuginfo-3.53.1-7.el7_9.ppc.rpm
nss-debuginfo-3.53.1-7.el7_9.ppc64.rpm
nss-devel-3.53.1-7.el7_9.ppc.rpm
nss-devel-3.53.1-7.el7_9.ppc64.rpm
nss-sysinit-3.53.1-7.el7_9.ppc64.rpm
nss-tools-3.53.1-7.el7_9.ppc64.rpm
ppc64le:
nss-3.53.1-7.el7_9.ppc64le.rpm
nss-debuginfo-3.53.1-7.el7_9.ppc64le.rpm
nss-devel-3.53.1-7.el7_9.ppc64le.rpm
nss-sysinit-3.53.1-7.el7_9.ppc64le.rpm
nss-tools-3.53.1-7.el7_9.ppc64le.rpm
s390x:
nss-3.53.1-7.el7_9.s390.rpm
nss-3.53.1-7.el7_9.s390x.rpm
nss-debuginfo-3.53.1-7.el7_9.s390.rpm
nss-debuginfo-3.53.1-7.el7_9.s390x.rpm
nss-devel-3.53.1-7.el7_9.s390.rpm
nss-devel-3.53.1-7.el7_9.s390x.rpm
nss-sysinit-3.53.1-7.el7_9.s390x.rpm
nss-tools-3.53.1-7.el7_9.s390x.rpm
x86_64:
nss-3.53.1-7.el7_9.i686.rpm
nss-3.53.1-7.el7_9.x86_64.rpm
nss-debuginfo-3.53.1-7.el7_9.i686.rpm
nss-debuginfo-3.53.1-7.el7_9.x86_64.rpm
nss-devel-3.53.1-7.el7_9.i686.rpm
nss-devel-3.53.1-7.el7_9.x86_64.rpm
nss-sysinit-3.53.1-7.el7_9.x86_64.rpm
nss-tools-3.53.1-7.el7_9.x86_64.rpm
Red Hat Enterprise Linux Server Optional (v. 7):
ppc64:
nss-debuginfo-3.53.1-7.el7_9.ppc.rpm
nss-debuginfo-3.53.1-7.el7_9.ppc64.rpm
nss-pkcs11-devel-3.53.1-7.el7_9.ppc.rpm
nss-pkcs11-devel-3.53.1-7.el7_9.ppc64.rpm
ppc64le:
nss-debuginfo-3.53.1-7.el7_9.ppc64le.rpm
nss-pkcs11-devel-3.53.1-7.el7_9.ppc64le.rpm
s390x:
nss-debuginfo-3.53.1-7.el7_9.s390.rpm
nss-debuginfo-3.53.1-7.el7_9.s390x.rpm
nss-pkcs11-devel-3.53.1-7.el7_9.s390.rpm
nss-pkcs11-devel-3.53.1-7.el7_9.s390x.rpm
x86_64:
nss-debuginfo-3.53.1-7.el7_9.i686.rpm
nss-debuginfo-3.53.1-7.el7_9.x86_64.rpm
nss-pkcs11-devel-3.53.1-7.el7_9.i686.rpm
nss-pkcs11-devel-3.53.1-7.el7_9.x86_64.rpm
Red Hat Enterprise Linux Workstation (v. 7):
Source:
nss-3.53.1-7.el7_9.src.rpm
x86_64:
nss-3.53.1-7.el7_9.i686.rpm
nss-3.53.1-7.el7_9.x86_64.rpm
nss-debuginfo-3.53.1-7.el7_9.i686.rpm
nss-debuginfo-3.53.1-7.el7_9.x86_64.rpm
nss-devel-3.53.1-7.el7_9.i686.rpm
nss-devel-3.53.1-7.el7_9.x86_64.rpm
nss-sysinit-3.53.1-7.el7_9.x86_64.rpm
nss-tools-3.53.1-7.el7_9.x86_64.rpm
Red Hat Enterprise Linux Workstation Optional (v. 7):
x86_64:
nss-debuginfo-3.53.1-7.el7_9.i686.rpm
nss-debuginfo-3.53.1-7.el7_9.x86_64.rpm
nss-pkcs11-devel-3.53.1-7.el7_9.i686.rpm
nss-pkcs11-devel-3.53.1-7.el7_9.x86_64.rpm
These packages are GPG signed by Red Hat for security. Our key
and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/
7. References:
https://access.redhat.com/security/cve/CVE-2020-25648
https://access.redhat.com/security/updates/classification/#moderate
8. Contact:
The Red Hat security contact is <
details at https://access.redhat.com/security/team/contact/
Copyright 2021 Red Hat, Inc.
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