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Red Hat Enterprise Linux 9 RHSA-2023-1368-01 Important nss Memory Write Fix

red hat
Calendar Grey March 23, 2023
Dist Redhat Esm H88
Crucial announcement concerning Red Hat Enterprise Linux 9 that resolves severe nss security flaws, correcting memory manipulation issues.
An update for nss is now available for Red Hat Enterprise Linux 9

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: Arbitrary memory write via PKCS 12 (CVE-2023-0767)
Bug Fix(es):
* In FIPS mode, nss should reject RSASSA-PSS salt lengths larger than the output size of the hash function used, or provide an indicator. (BZ#2177434)
* Need to update FIPS review comments into NSS RHEL-9. (BZ#2177875)
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 fix Red Hat Enterprise Linux important nss arbitrary write

References

https://access.redhat.com/security/cve/CVE-2023-0767 https://access.redhat.com/security/updates/classification#important

Package List

Red Hat Enterprise Linux AppStream (v. 9):
Source: nss-3.79.0-17.el9_1.src.rpm
aarch64: nspr-4.34.0-17.el9_1.aarch64.rpm nspr-debuginfo-4.34.0-17.el9_1.aarch64.rpm nspr-devel-4.34.0-17.el9_1.aarch64.rpm nss-3.79.0-17.el9_1.aarch64.rpm nss-debuginfo-3.79.0-17.el9_1.aarch64.rpm nss-debugsource-3.79.0-17.el9_1.aarch64.rpm nss-devel-3.79.0-17.el9_1.aarch64.rpm nss-softokn-3.79.0-17.el9_1.aarch64.rpm nss-softokn-debuginfo-3.79.0-17.el9_1.aarch64.rpm nss-softokn-devel-3.79.0-17.el9_1.aarch64.rpm nss-softokn-freebl-3.79.0-17.el9_1.aarch64.rpm nss-softokn-freebl-debuginfo-3.79.0-17.el9_1.aarch64.rpm nss-softokn-freebl-devel-3.79.0-17.el9_1.aarch64.rpm nss-sysinit-3.79.0-17.el9_1.aarch64.rpm nss-sysinit-debuginfo-3.79.0-17.el9_1.aarch64.rpm nss-tools-3.79.0-17.el9_1.aarch64.rpm nss-tools-debuginfo-3.79.0-17.el9_1.aarch64.rpm nss-util-3.79.0-17.el9_1.aarch64.rpm nss-util-debuginfo-3.79.0-17.el9_1.aarch64.rpm nss-util-devel-3.79.0-17.el9_1.aarch64.rpm
ppc64le: nspr-4.34.0-17.el9_1.ppc64le.rpm nspr-debuginfo-4.34.0-17.el9_1.ppc64le.rpm nspr-devel-4.34.0-17.el9_1.ppc64le.rpm nss-3.79.0-17.el9_1.ppc64le.rpm nss-debuginfo-3.79.0-17.el9_1.ppc64le.rpm nss-debugsource-3.79.0-17.el9_1.ppc64le.rpm nss-devel-3.79.0-17.el9_1.ppc64le.rpm nss-softokn-3.79.0-17.el9_1.ppc64le.rpm

Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2023:1368-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2023:1368
Issue date: 2023-03-21

Topic

An update for nss is now available for Red Hat Enterprise Linux 9.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 fix Red Hat Enterprise Linux important nss arbitrary write

Relevant Releases Architectures

Red Hat Enterprise Linux AppStream (v. 9) - aarch64, ppc64le, s390x, x86_64

Bugs Fixed

2170377 - CVE-2023-0767 nss: Arbitrary memory write via PKCS 12

2177434 - In FIPS mode, nss should reject RSASSA-PSS salt lengths larger than the output size of the hash function used, or provide an indicator [rhel-9.1.0.z]

2177875 - Need to update FIPS review comments into NSS RHEL-9 [rhel-9.1.0.z]

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