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RedHat 8.0: Important NSS Security Fix Detailed in RHSA-2020-0243

red hat
Calendar Grey January 27, 2020
Dist Redhat Esm H88
The security notice RHSA-2020-0243 issues an essential nss upgrade for Red Hat Enterprise Linux version 8.0 to address potential vulnerabilities.
An update for nss is now available for Red Hat Enterprise Linux 8.0 Update Services for SAP Solutions

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.
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.

Topics%20covered

Topics Covered

security advisory security issue red hat important update nss security

References

https://access.redhat.com/security/cve/CVE-2019-11745 https://access.redhat.com/security/updates/classification/#important

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

Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

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

Topic

An update for nss is now available for Red Hat Enterprise Linux 8.0 UpdateServices for SAP Solutions.Red Hat Product Security has rated this update as having a security impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory security issue red hat important update nss security

Relevant Releases Architectures

Red Hat Enterprise Linux AppStream E4S (v. 8.0) - ppc64le, x86_64

Bugs Fixed

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

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