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Red Hat: RHSA-2016-2779-01 Moderate: NSS Update with Buffer Flaws

Redhat Large Esm H500
An update for nss and nss-util is now available for Red Hat Enterprise Linux 5, Red Hat Enterprise Linux 6, and 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
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====================================================================                   Red Hat Security Advisory

Synopsis:          Moderate: nss and nss-util security update
Advisory ID:       RHSA-2016:2779-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2016:2779.html
Issue date:        2016-11-16
CVE Names:         CVE-2016-2834 CVE-2016-5285 CVE-2016-8635 
====================================================================
1. Summary:

An update for nss and nss-util is now available for Red Hat Enterprise
Linux 5, Red Hat Enterprise Linux 6, and 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 (v. 5 server) - i386, ia64, ppc, s390x, x86_64
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 Desktop (v. 5 client) - i386, x86_64
Red Hat Enterprise Linux Desktop (v. 6) - i386, x86_64
Red Hat Enterprise Linux Desktop Optional (v. 6) - i386, x86_64
Red Hat Enterprise Linux Desktop Workstation (v. 5 client) - i386, x86_64
Red Hat Enterprise Linux HPC Node (v. 6) - x86_64
Red Hat Enterprise Linux HPC Node Optional (v. 6) - x86_64
Red Hat Enterprise Linux Server (v. 6) - i386, ppc64, s390x, x86_64
Red Hat Enterprise Linux Server (v. 7) - aarch64, ppc64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux Server Optional (v. 6) - i386, ppc64, s390x, x86_64
Red Hat Enterprise Linux Server Optional (v. 7) - aarch64, ppc64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux Workstation (v. 6) - i386, x86_64
Red Hat Enterprise Linux Workstation (v. 7) - x86_64
Red Hat Enterprise Linux Workstation Optional (v. 6) - i386, 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.

The nss-util packages provide utilities for use with the Network Security
Services (NSS) libraries.

The following packages have been upgraded to a newer upstream version: nss
(3.12.3), nss-util (3.12.3).

Security Fix(es):

* Multiple buffer handling flaws were found in the way NSS handled
cryptographic data from the network. A remote attacker could use these
flaws to crash an application using NSS or, possibly, execute arbitrary
code with the permission of the user running the application.
(CVE-2016-2834)

* A NULL pointer dereference flaw was found in the way NSS handled invalid
Diffie-Hellman keys. A remote client could use this flaw to crash a TLS/SSL
server using NSS. (CVE-2016-5285)

* It was found that Diffie Hellman Client key exchange handling in NSS was
vulnerable to small subgroup confinement attack. An attacker could use this
flaw to recover private keys by confining the client DH key to small
subgroup of the desired group. (CVE-2016-8635)

Red Hat would like to thank the Mozilla project for reporting
CVE-2016-2834. The CVE-2016-8635 issue was discovered by Hubert Kario (Red
Hat). Upstream acknowledges Tyson Smith and Jed Davis as the original
reporter of CVE-2016-2834.

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/):

1347908 - CVE-2016-2834 nss: Multiple security flaws (MFSA 2016-61)
1383883 - CVE-2016-5285 nss: Missing NULL check in PK11_SignWithSymKey / ssl3_ComputeRecordMACConstantTime causes server crash
1391818 - CVE-2016-8635 nss: small-subgroups attack flaw

6. Package List:

Red Hat Enterprise Linux Desktop (v. 5 client):

Source:
nss-3.21.3-2.el5_11.src.rpm

i386:
nss-3.21.3-2.el5_11.i386.rpm
nss-debuginfo-3.21.3-2.el5_11.i386.rpm
nss-tools-3.21.3-2.el5_11.i386.rpm

x86_64:
nss-3.21.3-2.el5_11.i386.rpm
nss-3.21.3-2.el5_11.x86_64.rpm
nss-debuginfo-3.21.3-2.el5_11.i386.rpm
nss-debuginfo-3.21.3-2.el5_11.x86_64.rpm
nss-tools-3.21.3-2.el5_11.x86_64.rpm

Red Hat Enterprise Linux Desktop Workstation (v. 5 client):

Source:
nss-3.21.3-2.el5_11.src.rpm

i386:
nss-debuginfo-3.21.3-2.el5_11.i386.rpm
nss-devel-3.21.3-2.el5_11.i386.rpm
nss-pkcs11-devel-3.21.3-2.el5_11.i386.rpm

x86_64:
nss-debuginfo-3.21.3-2.el5_11.i386.rpm
nss-debuginfo-3.21.3-2.el5_11.x86_64.rpm
nss-devel-3.21.3-2.el5_11.i386.rpm
nss-devel-3.21.3-2.el5_11.x86_64.rpm
nss-pkcs11-devel-3.21.3-2.el5_11.i386.rpm
nss-pkcs11-devel-3.21.3-2.el5_11.x86_64.rpm

Red Hat Enterprise Linux (v. 5 server):

Source:
nss-3.21.3-2.el5_11.src.rpm

i386:
nss-3.21.3-2.el5_11.i386.rpm
nss-debuginfo-3.21.3-2.el5_11.i386.rpm
nss-devel-3.21.3-2.el5_11.i386.rpm
nss-pkcs11-devel-3.21.3-2.el5_11.i386.rpm
nss-tools-3.21.3-2.el5_11.i386.rpm

ia64:
nss-3.21.3-2.el5_11.i386.rpm
nss-3.21.3-2.el5_11.ia64.rpm
nss-debuginfo-3.21.3-2.el5_11.i386.rpm
nss-debuginfo-3.21.3-2.el5_11.ia64.rpm
nss-devel-3.21.3-2.el5_11.ia64.rpm
nss-pkcs11-devel-3.21.3-2.el5_11.ia64.rpm
nss-tools-3.21.3-2.el5_11.ia64.rpm

ppc:
nss-3.21.3-2.el5_11.ppc.rpm
nss-3.21.3-2.el5_11.ppc64.rpm
nss-debuginfo-3.21.3-2.el5_11.ppc.rpm
nss-debuginfo-3.21.3-2.el5_11.ppc64.rpm
nss-devel-3.21.3-2.el5_11.ppc.rpm
nss-devel-3.21.3-2.el5_11.ppc64.rpm
nss-pkcs11-devel-3.21.3-2.el5_11.ppc.rpm
nss-pkcs11-devel-3.21.3-2.el5_11.ppc64.rpm
nss-tools-3.21.3-2.el5_11.ppc.rpm

s390x:
nss-3.21.3-2.el5_11.s390.rpm
nss-3.21.3-2.el5_11.s390x.rpm
nss-debuginfo-3.21.3-2.el5_11.s390.rpm
nss-debuginfo-3.21.3-2.el5_11.s390x.rpm
nss-devel-3.21.3-2.el5_11.s390.rpm
nss-devel-3.21.3-2.el5_11.s390x.rpm
nss-pkcs11-devel-3.21.3-2.el5_11.s390.rpm
nss-pkcs11-devel-3.21.3-2.el5_11.s390x.rpm
nss-tools-3.21.3-2.el5_11.s390x.rpm

x86_64:
nss-3.21.3-2.el5_11.i386.rpm
nss-3.21.3-2.el5_11.x86_64.rpm
nss-debuginfo-3.21.3-2.el5_11.i386.rpm
nss-debuginfo-3.21.3-2.el5_11.x86_64.rpm
nss-devel-3.21.3-2.el5_11.i386.rpm
nss-devel-3.21.3-2.el5_11.x86_64.rpm
nss-pkcs11-devel-3.21.3-2.el5_11.i386.rpm
nss-pkcs11-devel-3.21.3-2.el5_11.x86_64.rpm
nss-tools-3.21.3-2.el5_11.x86_64.rpm

Red Hat Enterprise Linux Desktop (v. 6):

Source:
nss-3.21.3-2.el6_8.src.rpm
nss-util-3.21.3-1.el6_8.src.rpm

i386:
nss-3.21.3-2.el6_8.i686.rpm
nss-debuginfo-3.21.3-2.el6_8.i686.rpm
nss-sysinit-3.21.3-2.el6_8.i686.rpm
nss-tools-3.21.3-2.el6_8.i686.rpm
nss-util-3.21.3-1.el6_8.i686.rpm
nss-util-debuginfo-3.21.3-1.el6_8.i686.rpm

x86_64:
nss-3.21.3-2.el6_8.i686.rpm
nss-3.21.3-2.el6_8.x86_64.rpm
nss-debuginfo-3.21.3-2.el6_8.i686.rpm
nss-debuginfo-3.21.3-2.el6_8.x86_64.rpm
nss-sysinit-3.21.3-2.el6_8.x86_64.rpm
nss-tools-3.21.3-2.el6_8.x86_64.rpm
nss-util-3.21.3-1.el6_8.i686.rpm
nss-util-3.21.3-1.el6_8.x86_64.rpm
nss-util-debuginfo-3.21.3-1.el6_8.i686.rpm
nss-util-debuginfo-3.21.3-1.el6_8.x86_64.rpm

Red Hat Enterprise Linux Desktop Optional (v. 6):

i386:
nss-debuginfo-3.21.3-2.el6_8.i686.rpm
nss-devel-3.21.3-2.el6_8.i686.rpm
nss-pkcs11-devel-3.21.3-2.el6_8.i686.rpm
nss-util-debuginfo-3.21.3-1.el6_8.i686.rpm
nss-util-devel-3.21.3-1.el6_8.i686.rpm

x86_64:
nss-debuginfo-3.21.3-2.el6_8.i686.rpm
nss-debuginfo-3.21.3-2.el6_8.x86_64.rpm
nss-devel-3.21.3-2.el6_8.i686.rpm
nss-devel-3.21.3-2.el6_8.x86_64.rpm
nss-pkcs11-devel-3.21.3-2.el6_8.i686.rpm
nss-pkcs11-devel-3.21.3-2.el6_8.x86_64.rpm
nss-util-debuginfo-3.21.3-1.el6_8.i686.rpm
nss-util-debuginfo-3.21.3-1.el6_8.x86_64.rpm
nss-util-devel-3.21.3-1.el6_8.i686.rpm
nss-util-devel-3.21.3-1.el6_8.x86_64.rpm

Red Hat Enterprise Linux HPC Node (v. 6):

Source:
nss-3.21.3-2.el6_8.src.rpm
nss-util-3.21.3-1.el6_8.src.rpm

x86_64:
nss-3.21.3-2.el6_8.i686.rpm
nss-3.21.3-2.el6_8.x86_64.rpm
nss-debuginfo-3.21.3-2.el6_8.i686.rpm
nss-debuginfo-3.21.3-2.el6_8.x86_64.rpm
nss-sysinit-3.21.3-2.el6_8.x86_64.rpm
nss-tools-3.21.3-2.el6_8.x86_64.rpm
nss-util-3.21.3-1.el6_8.i686.rpm
nss-util-3.21.3-1.el6_8.x86_64.rpm
nss-util-debuginfo-3.21.3-1.el6_8.i686.rpm
nss-util-debuginfo-3.21.3-1.el6_8.x86_64.rpm

Red Hat Enterprise Linux HPC Node Optional (v. 6):

x86_64:
nss-debuginfo-3.21.3-2.el6_8.i686.rpm
nss-debuginfo-3.21.3-2.el6_8.x86_64.rpm
nss-devel-3.21.3-2.el6_8.i686.rpm
nss-devel-3.21.3-2.el6_8.x86_64.rpm
nss-pkcs11-devel-3.21.3-2.el6_8.i686.rpm
nss-pkcs11-devel-3.21.3-2.el6_8.x86_64.rpm
nss-util-debuginfo-3.21.3-1.el6_8.i686.rpm
nss-util-debuginfo-3.21.3-1.el6_8.x86_64.rpm
nss-util-devel-3.21.3-1.el6_8.i686.rpm
nss-util-devel-3.21.3-1.el6_8.x86_64.rpm

Red Hat Enterprise Linux Server (v. 6):

Source:
nss-3.21.3-2.el6_8.src.rpm
nss-util-3.21.3-1.el6_8.src.rpm

i386:
nss-3.21.3-2.el6_8.i686.rpm
nss-debuginfo-3.21.3-2.el6_8.i686.rpm
nss-devel-3.21.3-2.el6_8.i686.rpm
nss-sysinit-3.21.3-2.el6_8.i686.rpm
nss-tools-3.21.3-2.el6_8.i686.rpm
nss-util-3.21.3-1.el6_8.i686.rpm
nss-util-debuginfo-3.21.3-1.el6_8.i686.rpm
nss-util-devel-3.21.3-1.el6_8.i686.rpm

ppc64:
nss-3.21.3-2.el6_8.ppc.rpm
nss-3.21.3-2.el6_8.ppc64.rpm
nss-debuginfo-3.21.3-2.el6_8.ppc.rpm
nss-debuginfo-3.21.3-2.el6_8.ppc64.rpm
nss-devel-3.21.3-2.el6_8.ppc.rpm
nss-devel-3.21.3-2.el6_8.ppc64.rpm
nss-sysinit-3.21.3-2.el6_8.ppc64.rpm
nss-tools-3.21.3-2.el6_8.ppc64.rpm
nss-util-3.21.3-1.el6_8.ppc.rpm
nss-util-3.21.3-1.el6_8.ppc64.rpm
nss-util-debuginfo-3.21.3-1.el6_8.ppc.rpm
nss-util-debuginfo-3.21.3-1.el6_8.ppc64.rpm
nss-util-devel-3.21.3-1.el6_8.ppc.rpm
nss-util-devel-3.21.3-1.el6_8.ppc64.rpm

s390x:
nss-3.21.3-2.el6_8.s390.rpm
nss-3.21.3-2.el6_8.s390x.rpm
nss-debuginfo-3.21.3-2.el6_8.s390.rpm
nss-debuginfo-3.21.3-2.el6_8.s390x.rpm
nss-devel-3.21.3-2.el6_8.s390.rpm
nss-devel-3.21.3-2.el6_8.s390x.rpm
nss-sysinit-3.21.3-2.el6_8.s390x.rpm
nss-tools-3.21.3-2.el6_8.s390x.rpm
nss-util-3.21.3-1.el6_8.s390.rpm
nss-util-3.21.3-1.el6_8.s390x.rpm
nss-util-debuginfo-3.21.3-1.el6_8.s390.rpm
nss-util-debuginfo-3.21.3-1.el6_8.s390x.rpm
nss-util-devel-3.21.3-1.el6_8.s390.rpm
nss-util-devel-3.21.3-1.el6_8.s390x.rpm

x86_64:
nss-3.21.3-2.el6_8.i686.rpm
nss-3.21.3-2.el6_8.x86_64.rpm
nss-debuginfo-3.21.3-2.el6_8.i686.rpm
nss-debuginfo-3.21.3-2.el6_8.x86_64.rpm
nss-devel-3.21.3-2.el6_8.i686.rpm
nss-devel-3.21.3-2.el6_8.x86_64.rpm
nss-sysinit-3.21.3-2.el6_8.x86_64.rpm
nss-tools-3.21.3-2.el6_8.x86_64.rpm
nss-util-3.21.3-1.el6_8.i686.rpm
nss-util-3.21.3-1.el6_8.x86_64.rpm
nss-util-debuginfo-3.21.3-1.el6_8.i686.rpm
nss-util-debuginfo-3.21.3-1.el6_8.x86_64.rpm
nss-util-devel-3.21.3-1.el6_8.i686.rpm
nss-util-devel-3.21.3-1.el6_8.x86_64.rpm

Red Hat Enterprise Linux Server Optional (v. 6):

i386:
nss-debuginfo-3.21.3-2.el6_8.i686.rpm
nss-pkcs11-devel-3.21.3-2.el6_8.i686.rpm

ppc64:
nss-debuginfo-3.21.3-2.el6_8.ppc.rpm
nss-debuginfo-3.21.3-2.el6_8.ppc64.rpm
nss-pkcs11-devel-3.21.3-2.el6_8.ppc.rpm
nss-pkcs11-devel-3.21.3-2.el6_8.ppc64.rpm

s390x:
nss-debuginfo-3.21.3-2.el6_8.s390.rpm
nss-debuginfo-3.21.3-2.el6_8.s390x.rpm
nss-pkcs11-devel-3.21.3-2.el6_8.s390.rpm
nss-pkcs11-devel-3.21.3-2.el6_8.s390x.rpm

x86_64:
nss-debuginfo-3.21.3-2.el6_8.i686.rpm
nss-debuginfo-3.21.3-2.el6_8.x86_64.rpm
nss-pkcs11-devel-3.21.3-2.el6_8.i686.rpm
nss-pkcs11-devel-3.21.3-2.el6_8.x86_64.rpm

Red Hat Enterprise Linux Workstation (v. 6):

Source:
nss-3.21.3-2.el6_8.src.rpm
nss-util-3.21.3-1.el6_8.src.rpm

i386:
nss-3.21.3-2.el6_8.i686.rpm
nss-debuginfo-3.21.3-2.el6_8.i686.rpm
nss-devel-3.21.3-2.el6_8.i686.rpm
nss-sysinit-3.21.3-2.el6_8.i686.rpm
nss-tools-3.21.3-2.el6_8.i686.rpm
nss-util-3.21.3-1.el6_8.i686.rpm
nss-util-debuginfo-3.21.3-1.el6_8.i686.rpm
nss-util-devel-3.21.3-1.el6_8.i686.rpm

x86_64:
nss-3.21.3-2.el6_8.i686.rpm
nss-3.21.3-2.el6_8.x86_64.rpm
nss-debuginfo-3.21.3-2.el6_8.i686.rpm
nss-debuginfo-3.21.3-2.el6_8.x86_64.rpm
nss-devel-3.21.3-2.el6_8.i686.rpm
nss-devel-3.21.3-2.el6_8.x86_64.rpm
nss-sysinit-3.21.3-2.el6_8.x86_64.rpm
nss-tools-3.21.3-2.el6_8.x86_64.rpm
nss-util-3.21.3-1.el6_8.i686.rpm
nss-util-3.21.3-1.el6_8.x86_64.rpm
nss-util-debuginfo-3.21.3-1.el6_8.i686.rpm
nss-util-debuginfo-3.21.3-1.el6_8.x86_64.rpm
nss-util-devel-3.21.3-1.el6_8.i686.rpm
nss-util-devel-3.21.3-1.el6_8.x86_64.rpm

Red Hat Enterprise Linux Workstation Optional (v. 6):

i386:
nss-debuginfo-3.21.3-2.el6_8.i686.rpm
nss-pkcs11-devel-3.21.3-2.el6_8.i686.rpm

x86_64:
nss-debuginfo-3.21.3-2.el6_8.i686.rpm
nss-debuginfo-3.21.3-2.el6_8.x86_64.rpm
nss-pkcs11-devel-3.21.3-2.el6_8.i686.rpm
nss-pkcs11-devel-3.21.3-2.el6_8.x86_64.rpm

Red Hat Enterprise Linux Client (v. 7):

Source:
nss-3.21.3-2.el7_3.src.rpm
nss-util-3.21.3-1.1.el7_3.src.rpm

x86_64:
nss-3.21.3-2.el7_3.i686.rpm
nss-3.21.3-2.el7_3.x86_64.rpm
nss-debuginfo-3.21.3-2.el7_3.i686.rpm
nss-debuginfo-3.21.3-2.el7_3.x86_64.rpm
nss-sysinit-3.21.3-2.el7_3.x86_64.rpm
nss-tools-3.21.3-2.el7_3.x86_64.rpm
nss-util-3.21.3-1.1.el7_3.i686.rpm
nss-util-3.21.3-1.1.el7_3.x86_64.rpm
nss-util-debuginfo-3.21.3-1.1.el7_3.i686.rpm
nss-util-debuginfo-3.21.3-1.1.el7_3.x86_64.rpm

Red Hat Enterprise Linux Client Optional (v. 7):

x86_64:
nss-debuginfo-3.21.3-2.el7_3.i686.rpm
nss-debuginfo-3.21.3-2.el7_3.x86_64.rpm
nss-devel-3.21.3-2.el7_3.i686.rpm
nss-devel-3.21.3-2.el7_3.x86_64.rpm
nss-pkcs11-devel-3.21.3-2.el7_3.i686.rpm
nss-pkcs11-devel-3.21.3-2.el7_3.x86_64.rpm
nss-util-debuginfo-3.21.3-1.1.el7_3.i686.rpm
nss-util-debuginfo-3.21.3-1.1.el7_3.x86_64.rpm
nss-util-devel-3.21.3-1.1.el7_3.i686.rpm
nss-util-devel-3.21.3-1.1.el7_3.x86_64.rpm

Red Hat Enterprise Linux ComputeNode (v. 7):

Source:
nss-3.21.3-2.el7_3.src.rpm
nss-util-3.21.3-1.1.el7_3.src.rpm

x86_64:
nss-3.21.3-2.el7_3.i686.rpm
nss-3.21.3-2.el7_3.x86_64.rpm
nss-debuginfo-3.21.3-2.el7_3.i686.rpm
nss-debuginfo-3.21.3-2.el7_3.x86_64.rpm
nss-sysinit-3.21.3-2.el7_3.x86_64.rpm
nss-tools-3.21.3-2.el7_3.x86_64.rpm
nss-util-3.21.3-1.1.el7_3.i686.rpm
nss-util-3.21.3-1.1.el7_3.x86_64.rpm
nss-util-debuginfo-3.21.3-1.1.el7_3.i686.rpm
nss-util-debuginfo-3.21.3-1.1.el7_3.x86_64.rpm

Red Hat Enterprise Linux ComputeNode Optional (v. 7):

x86_64:
nss-debuginfo-3.21.3-2.el7_3.i686.rpm
nss-debuginfo-3.21.3-2.el7_3.x86_64.rpm
nss-devel-3.21.3-2.el7_3.i686.rpm
nss-devel-3.21.3-2.el7_3.x86_64.rpm
nss-pkcs11-devel-3.21.3-2.el7_3.i686.rpm
nss-pkcs11-devel-3.21.3-2.el7_3.x86_64.rpm
nss-util-debuginfo-3.21.3-1.1.el7_3.i686.rpm
nss-util-debuginfo-3.21.3-1.1.el7_3.x86_64.rpm
nss-util-devel-3.21.3-1.1.el7_3.i686.rpm
nss-util-devel-3.21.3-1.1.el7_3.x86_64.rpm

Red Hat Enterprise Linux Server (v. 7):

Source:
nss-3.21.3-2.el7_3.src.rpm
nss-util-3.21.3-1.1.el7_3.src.rpm

aarch64:
nss-3.21.3-2.el7_3.aarch64.rpm
nss-debuginfo-3.21.3-2.el7_3.aarch64.rpm
nss-devel-3.21.3-2.el7_3.aarch64.rpm
nss-sysinit-3.21.3-2.el7_3.aarch64.rpm
nss-tools-3.21.3-2.el7_3.aarch64.rpm
nss-util-3.21.3-1.1.el7_3.aarch64.rpm
nss-util-debuginfo-3.21.3-1.1.el7_3.aarch64.rpm
nss-util-devel-3.21.3-1.1.el7_3.aarch64.rpm

ppc64:
nss-3.21.3-2.el7_3.ppc.rpm
nss-3.21.3-2.el7_3.ppc64.rpm
nss-debuginfo-3.21.3-2.el7_3.ppc.rpm
nss-debuginfo-3.21.3-2.el7_3.ppc64.rpm
nss-devel-3.21.3-2.el7_3.ppc.rpm
nss-devel-3.21.3-2.el7_3.ppc64.rpm
nss-sysinit-3.21.3-2.el7_3.ppc64.rpm
nss-tools-3.21.3-2.el7_3.ppc64.rpm
nss-util-3.21.3-1.1.el7_3.ppc.rpm
nss-util-3.21.3-1.1.el7_3.ppc64.rpm
nss-util-debuginfo-3.21.3-1.1.el7_3.ppc.rpm
nss-util-debuginfo-3.21.3-1.1.el7_3.ppc64.rpm
nss-util-devel-3.21.3-1.1.el7_3.ppc.rpm
nss-util-devel-3.21.3-1.1.el7_3.ppc64.rpm

ppc64le:
nss-3.21.3-2.el7_3.ppc64le.rpm
nss-debuginfo-3.21.3-2.el7_3.ppc64le.rpm
nss-devel-3.21.3-2.el7_3.ppc64le.rpm
nss-sysinit-3.21.3-2.el7_3.ppc64le.rpm
nss-tools-3.21.3-2.el7_3.ppc64le.rpm
nss-util-3.21.3-1.1.el7_3.ppc64le.rpm
nss-util-debuginfo-3.21.3-1.1.el7_3.ppc64le.rpm
nss-util-devel-3.21.3-1.1.el7_3.ppc64le.rpm

s390x:
nss-3.21.3-2.el7_3.s390.rpm
nss-3.21.3-2.el7_3.s390x.rpm
nss-debuginfo-3.21.3-2.el7_3.s390.rpm
nss-debuginfo-3.21.3-2.el7_3.s390x.rpm
nss-devel-3.21.3-2.el7_3.s390.rpm
nss-devel-3.21.3-2.el7_3.s390x.rpm
nss-sysinit-3.21.3-2.el7_3.s390x.rpm
nss-tools-3.21.3-2.el7_3.s390x.rpm
nss-util-3.21.3-1.1.el7_3.s390.rpm
nss-util-3.21.3-1.1.el7_3.s390x.rpm
nss-util-debuginfo-3.21.3-1.1.el7_3.s390.rpm
nss-util-debuginfo-3.21.3-1.1.el7_3.s390x.rpm
nss-util-devel-3.21.3-1.1.el7_3.s390.rpm
nss-util-devel-3.21.3-1.1.el7_3.s390x.rpm

x86_64:
nss-3.21.3-2.el7_3.i686.rpm
nss-3.21.3-2.el7_3.x86_64.rpm
nss-debuginfo-3.21.3-2.el7_3.i686.rpm
nss-debuginfo-3.21.3-2.el7_3.x86_64.rpm
nss-devel-3.21.3-2.el7_3.i686.rpm
nss-devel-3.21.3-2.el7_3.x86_64.rpm
nss-sysinit-3.21.3-2.el7_3.x86_64.rpm
nss-tools-3.21.3-2.el7_3.x86_64.rpm
nss-util-3.21.3-1.1.el7_3.i686.rpm
nss-util-3.21.3-1.1.el7_3.x86_64.rpm
nss-util-debuginfo-3.21.3-1.1.el7_3.i686.rpm
nss-util-debuginfo-3.21.3-1.1.el7_3.x86_64.rpm
nss-util-devel-3.21.3-1.1.el7_3.i686.rpm
nss-util-devel-3.21.3-1.1.el7_3.x86_64.rpm

Red Hat Enterprise Linux Server Optional (v. 7):

aarch64:
nss-debuginfo-3.21.3-2.el7_3.aarch64.rpm
nss-pkcs11-devel-3.21.3-2.el7_3.aarch64.rpm

ppc64:
nss-debuginfo-3.21.3-2.el7_3.ppc.rpm
nss-debuginfo-3.21.3-2.el7_3.ppc64.rpm
nss-pkcs11-devel-3.21.3-2.el7_3.ppc.rpm
nss-pkcs11-devel-3.21.3-2.el7_3.ppc64.rpm

ppc64le:
nss-debuginfo-3.21.3-2.el7_3.ppc64le.rpm
nss-pkcs11-devel-3.21.3-2.el7_3.ppc64le.rpm

s390x:
nss-debuginfo-3.21.3-2.el7_3.s390.rpm
nss-debuginfo-3.21.3-2.el7_3.s390x.rpm
nss-pkcs11-devel-3.21.3-2.el7_3.s390.rpm
nss-pkcs11-devel-3.21.3-2.el7_3.s390x.rpm

x86_64:
nss-debuginfo-3.21.3-2.el7_3.i686.rpm
nss-debuginfo-3.21.3-2.el7_3.x86_64.rpm
nss-pkcs11-devel-3.21.3-2.el7_3.i686.rpm
nss-pkcs11-devel-3.21.3-2.el7_3.x86_64.rpm

Red Hat Enterprise Linux Workstation (v. 7):

Source:
nss-3.21.3-2.el7_3.src.rpm
nss-util-3.21.3-1.1.el7_3.src.rpm

x86_64:
nss-3.21.3-2.el7_3.i686.rpm
nss-3.21.3-2.el7_3.x86_64.rpm
nss-debuginfo-3.21.3-2.el7_3.i686.rpm
nss-debuginfo-3.21.3-2.el7_3.x86_64.rpm
nss-devel-3.21.3-2.el7_3.i686.rpm
nss-devel-3.21.3-2.el7_3.x86_64.rpm
nss-sysinit-3.21.3-2.el7_3.x86_64.rpm
nss-tools-3.21.3-2.el7_3.x86_64.rpm
nss-util-3.21.3-1.1.el7_3.i686.rpm
nss-util-3.21.3-1.1.el7_3.x86_64.rpm
nss-util-debuginfo-3.21.3-1.1.el7_3.i686.rpm
nss-util-debuginfo-3.21.3-1.1.el7_3.x86_64.rpm
nss-util-devel-3.21.3-1.1.el7_3.i686.rpm
nss-util-devel-3.21.3-1.1.el7_3.x86_64.rpm

Red Hat Enterprise Linux Workstation Optional (v. 7):

x86_64:
nss-debuginfo-3.21.3-2.el7_3.i686.rpm
nss-debuginfo-3.21.3-2.el7_3.x86_64.rpm
nss-pkcs11-devel-3.21.3-2.el7_3.i686.rpm
nss-pkcs11-devel-3.21.3-2.el7_3.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-2016-2834
https://access.redhat.com/security/cve/CVE-2016-5285
https://access.redhat.com/security/cve/CVE-2016-8635
https://access.redhat.com/security/updates/classification/#moderate

8. Contact:

The Red Hat security contact is . More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2016 Red Hat, Inc.
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1

iD8DBQFYK/guXlSAg2UNWIIRAuGhAKCciDRA3pxM3I5ghA0e3TU4F+dgCQCeJV97
gokf8jDqS0zjE549VPK2TuQ=Kths
-----END PGP SIGNATURE-----


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Red Hat: RHSA-2016-2779-01 Moderate: NSS Update with Buffer Flaws

red hat
Calendar Grey November 16, 2016
Dist Redhat Esm H88
Security patch released for nss and nss-util, categorized as moderate, mitigating vulnerabilities in Red Hat Enterprise Linux systems.
An update for nss and nss-util is now available for Red Hat Enterprise Linux 5, Red Hat Enterprise Linux 6, and Red Hat Enterprise Linux 7

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.

Summary

Network Security Services (NSS) is a set of libraries designed to support the cross-platform development of security-enabled client and server applications.
The nss-util packages provide utilities for use with the Network Security Services (NSS) libraries.
The following packages have been upgraded to a newer upstream version: nss (3.12.3), nss-util (3.12.3).
Security Fix(es):
* Multiple buffer handling flaws were found in the way NSS handled cryptographic data from the network. A remote attacker could use these flaws to crash an application using NSS or, possibly, execute arbitrary code with the permission of the user running the application. (CVE-2016-2834)
* A NULL pointer dereference flaw was found in the way NSS handled invalid Diffie-Hellman keys. A remote client could use this flaw to crash a TLS/SSL server using NSS. (CVE-2016-5285)
* It was found that Diffie Hellman Client key exchange handling in NSS was vulnerable to small subgroup confinement attack. An attacker could use this flaw to recover private keys by confining the client DH key to small subgroup of the desired group. (CVE-2016-8635)
Red Hat would like to thank the Mozilla project for reporting CVE-2016-2834. The CVE-2016-8635 issue was discovered by Hubert Kario (Red Hat). Upstream acknowledges Tyson Smith and Jed Davis as the original reporter of CVE-2016-2834.

References

https://access.redhat.com/security/cve/CVE-2016-2834 https://access.redhat.com/security/cve/CVE-2016-5285 https://access.redhat.com/security/cve/CVE-2016-8635 https://access.redhat.com/security/updates/classification/#moderate

Package List

Red Hat Enterprise Linux Desktop (v. 5 client):
Source: nss-3.21.3-2.el5_11.src.rpm
i386: nss-3.21.3-2.el5_11.i386.rpm nss-debuginfo-3.21.3-2.el5_11.i386.rpm nss-tools-3.21.3-2.el5_11.i386.rpm
x86_64: nss-3.21.3-2.el5_11.i386.rpm nss-3.21.3-2.el5_11.x86_64.rpm nss-debuginfo-3.21.3-2.el5_11.i386.rpm nss-debuginfo-3.21.3-2.el5_11.x86_64.rpm nss-tools-3.21.3-2.el5_11.x86_64.rpm
Red Hat Enterprise Linux Desktop Workstation (v. 5 client):
Source: nss-3.21.3-2.el5_11.src.rpm
i386: nss-debuginfo-3.21.3-2.el5_11.i386.rpm nss-devel-3.21.3-2.el5_11.i386.rpm nss-pkcs11-devel-3.21.3-2.el5_11.i386.rpm
x86_64: nss-debuginfo-3.21.3-2.el5_11.i386.rpm nss-debuginfo-3.21.3-2.el5_11.x86_64.rpm nss-devel-3.21.3-2.el5_11.i386.rpm nss-devel-3.21.3-2.el5_11.x86_64.rpm nss-pkcs11-devel-3.21.3-2.el5_11.i386.rpm nss-pkcs11-devel-3.21.3-2.el5_11.x86_64.rpm
Red Hat Enterprise Linux (v. 5 server):
Source: nss-3.21.3-2.el5_11.src.rpm
i386: nss-3.21.3-2.el5_11.i386.rpm nss-debuginfo-3.21.3-2.el5_11.i386.rpm nss-devel-3.21.3-2.el5_11.i386.rpm nss-pkcs11-devel-3.21.3-2.el5_11.i386.rpm nss-tools-3.21.3-2.el5_11.i386.rpm
ia64: nss-3.21.3-2.el5_11.i386.rpm nss-3.21.3-2.el5_11.ia64.rpm nss-debuginfo-3.21.3-2.el5_11.i386.rpm nss-debuginfo-3.21.3-2.el5_11.ia64.rpm nss-devel-3.21.3-2.el5_11.ia64.rpm

Read the Full Advisory


Advisory ID: RHSA-2016:2779-01
Product: Red Hat Enterprise Linux
Issue date: 2016-11-16

Topic

An update for nss and nss-util is now available for Red Hat EnterpriseLinux 5, Red Hat Enterprise Linux 6, and Red Hat Enterprise Linux 7.Red Hat Product Security has rated this update as having a security impactof Moderate. A Common Vulnerability Scoring System (CVSS) base score, whichgives a detailed severity rating, is available for each vulnerability fromthe CVE link(s) in the References section.

Relevant Releases Architectures

Red Hat Enterprise Linux (v. 5 server) - i386, ia64, ppc, s390x, x86_64

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 Desktop (v. 5 client) - i386, x86_64

Red Hat Enterprise Linux Desktop (v. 6) - i386, x86_64

Red Hat Enterprise Linux Desktop Optional (v. 6) - i386, x86_64

Red Hat Enterprise Linux Desktop Workstation (v. 5 client) - i386, x86_64

Red Hat Enterprise Linux HPC Node (v. 6) - x86_64

Red Hat Enterprise Linux HPC Node Optional (v. 6) - x86_64

Red Hat Enterprise Linux Server (v. 6) - i386, ppc64, s390x, x86_64

Red Hat Enterprise Linux Server (v. 7) - aarch64, ppc64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux Server Optional (v. 6) - i386, ppc64, s390x, x86_64

Red Hat Enterprise Linux Server Optional (v. 7) - aarch64, ppc64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux Workstation (v. 6) - i386, x86_64

Red Hat Enterprise Linux Workstation (v. 7) - x86_64

Red Hat Enterprise Linux Workstation Optional (v. 6) - i386, x86_64

Red Hat Enterprise Linux Workstation Optional (v. 7) - x86_64

Bugs Fixed

1347908 - CVE-2016-2834 nss: Multiple security flaws (MFSA 2016-61)

1383883 - CVE-2016-5285 nss: Missing NULL check in PK11_SignWithSymKey / ssl3_ComputeRecordMACConstantTime causes server crash

1391818 - CVE-2016-8635 nss: small-subgroups attack flaw

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