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Red Hat Security Advisory 2020-0243-01

Red Hat Security Advisory 2020-0243-01
Posted Jan 27, 2020
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2020-0243-01 - Network Security Services is a set of libraries designed to support the cross-platform development of security-enabled client and server applications. Issues addressed include an out-of-bounds write vulnerability.

tags | advisory
systems | linux, redhat
advisories | CVE-2019-11745
SHA-256 | 955494d44af6a5a19b90ef26d4c02b1d1a2ba35b61cc366515859a519592c580

Red Hat Security Advisory 2020-0243-01

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====================================================================
Red Hat Security Advisory

Synopsis: Important: nss security update
Advisory ID: RHSA-2020:0243-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:0243
Issue date: 2020-01-27
CVE Names: CVE-2019-11745
====================================================================
1. Summary:

An update for nss is now available for Red Hat Enterprise Linux 8.0 Update
Services for SAP Solutions.

Red Hat Product Security has rated this update as having a security impact
of Important. 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 AppStream E4S (v. 8.0) - ppc64le, 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: Out-of-bounds write when passing an output buffer smaller than the
block size to NSC_EncryptUpdate (CVE-2019-11745)

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.

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/):

1774831 - CVE-2019-11745 nss: Out-of-bounds write when passing an output buffer smaller than the block size to NSC_EncryptUpdate

6. Package List:

Red Hat Enterprise Linux AppStream E4S (v. 8.0):

Source:
nss-3.44.0-8.el8_0.src.rpm

ppc64le:
nss-3.44.0-8.el8_0.ppc64le.rpm
nss-debuginfo-3.44.0-8.el8_0.ppc64le.rpm
nss-debugsource-3.44.0-8.el8_0.ppc64le.rpm
nss-devel-3.44.0-8.el8_0.ppc64le.rpm
nss-softokn-3.44.0-8.el8_0.ppc64le.rpm
nss-softokn-debuginfo-3.44.0-8.el8_0.ppc64le.rpm
nss-softokn-devel-3.44.0-8.el8_0.ppc64le.rpm
nss-softokn-freebl-3.44.0-8.el8_0.ppc64le.rpm
nss-softokn-freebl-debuginfo-3.44.0-8.el8_0.ppc64le.rpm
nss-softokn-freebl-devel-3.44.0-8.el8_0.ppc64le.rpm
nss-sysinit-3.44.0-8.el8_0.ppc64le.rpm
nss-sysinit-debuginfo-3.44.0-8.el8_0.ppc64le.rpm
nss-tools-3.44.0-8.el8_0.ppc64le.rpm
nss-tools-debuginfo-3.44.0-8.el8_0.ppc64le.rpm
nss-util-3.44.0-8.el8_0.ppc64le.rpm
nss-util-debuginfo-3.44.0-8.el8_0.ppc64le.rpm
nss-util-devel-3.44.0-8.el8_0.ppc64le.rpm

x86_64:
nss-3.44.0-8.el8_0.i686.rpm
nss-3.44.0-8.el8_0.x86_64.rpm
nss-debuginfo-3.44.0-8.el8_0.i686.rpm
nss-debuginfo-3.44.0-8.el8_0.x86_64.rpm
nss-debugsource-3.44.0-8.el8_0.i686.rpm
nss-debugsource-3.44.0-8.el8_0.x86_64.rpm
nss-devel-3.44.0-8.el8_0.i686.rpm
nss-devel-3.44.0-8.el8_0.x86_64.rpm
nss-softokn-3.44.0-8.el8_0.i686.rpm
nss-softokn-3.44.0-8.el8_0.x86_64.rpm
nss-softokn-debuginfo-3.44.0-8.el8_0.i686.rpm
nss-softokn-debuginfo-3.44.0-8.el8_0.x86_64.rpm
nss-softokn-devel-3.44.0-8.el8_0.i686.rpm
nss-softokn-devel-3.44.0-8.el8_0.x86_64.rpm
nss-softokn-freebl-3.44.0-8.el8_0.i686.rpm
nss-softokn-freebl-3.44.0-8.el8_0.x86_64.rpm
nss-softokn-freebl-debuginfo-3.44.0-8.el8_0.i686.rpm
nss-softokn-freebl-debuginfo-3.44.0-8.el8_0.x86_64.rpm
nss-softokn-freebl-devel-3.44.0-8.el8_0.i686.rpm
nss-softokn-freebl-devel-3.44.0-8.el8_0.x86_64.rpm
nss-sysinit-3.44.0-8.el8_0.x86_64.rpm
nss-sysinit-debuginfo-3.44.0-8.el8_0.i686.rpm
nss-sysinit-debuginfo-3.44.0-8.el8_0.x86_64.rpm
nss-tools-3.44.0-8.el8_0.x86_64.rpm
nss-tools-debuginfo-3.44.0-8.el8_0.i686.rpm
nss-tools-debuginfo-3.44.0-8.el8_0.x86_64.rpm
nss-util-3.44.0-8.el8_0.i686.rpm
nss-util-3.44.0-8.el8_0.x86_64.rpm
nss-util-debuginfo-3.44.0-8.el8_0.i686.rpm
nss-util-debuginfo-3.44.0-8.el8_0.x86_64.rpm
nss-util-devel-3.44.0-8.el8_0.i686.rpm
nss-util-devel-3.44.0-8.el8_0.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-2019-11745
https://access.redhat.com/security/updates/classification/#important

8. Contact:

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

Copyright 2020 Red Hat, Inc.
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