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Red Hat Enterprise Linux 7.7: RHSA-2021:1026-01 Moderate NSS Softokn Issue

red hat
Calendar Grey March 30, 2021
Dist Redhat Esm H88
A new version of nss-softokn has been released for Red Hat Enterprise Linux 7.7, classified as Moderate. It is recommended to install this update to enhance system security.
An update for nss-softokn is now available for Red Hat Enterprise Linux 7.7 Extended Update Support

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

Summary

The nss-softokn package provides the Network Security Services Softoken Cryptographic Module.
Security Fix(es):
* nss: Use-after-free in sftk_FreeSession due to improper refcounting (CVE-2019-11756)
* nss: Check length of inputs for cryptographic primitives (CVE-2019-17006)
* nss: CHACHA20-POLY1305 decryption with undersized tag leads to out-of-bounds read (CVE-2020-12403)
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 moderate security issue update red hat software update Red Hat Enterprise Linux cryptographic module nss-softokn nss softokn

References

https://access.redhat.com/security/cve/CVE-2019-11756 https://access.redhat.com/security/cve/CVE-2019-17006 https://access.redhat.com/security/cve/CVE-2020-12403 https://access.redhat.com/security/updates/classification/#moderate

Package List

Red Hat Enterprise Linux ComputeNode EUS (v. 7.7):
Source: nss-softokn-3.44.0-9.el7_7.src.rpm
x86_64: nss-softokn-3.44.0-9.el7_7.i686.rpm nss-softokn-3.44.0-9.el7_7.x86_64.rpm nss-softokn-debuginfo-3.44.0-9.el7_7.i686.rpm nss-softokn-debuginfo-3.44.0-9.el7_7.x86_64.rpm nss-softokn-freebl-3.44.0-9.el7_7.i686.rpm nss-softokn-freebl-3.44.0-9.el7_7.x86_64.rpm
Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.7):
x86_64: nss-softokn-debuginfo-3.44.0-9.el7_7.i686.rpm nss-softokn-debuginfo-3.44.0-9.el7_7.x86_64.rpm nss-softokn-devel-3.44.0-9.el7_7.i686.rpm nss-softokn-devel-3.44.0-9.el7_7.x86_64.rpm nss-softokn-freebl-devel-3.44.0-9.el7_7.i686.rpm nss-softokn-freebl-devel-3.44.0-9.el7_7.x86_64.rpm
Red Hat Enterprise Linux Server EUS (v. 7.7):
Source: nss-softokn-3.44.0-9.el7_7.src.rpm
ppc64: nss-softokn-3.44.0-9.el7_7.ppc.rpm nss-softokn-3.44.0-9.el7_7.ppc64.rpm nss-softokn-debuginfo-3.44.0-9.el7_7.ppc.rpm nss-softokn-debuginfo-3.44.0-9.el7_7.ppc64.rpm nss-softokn-devel-3.44.0-9.el7_7.ppc.rpm nss-softokn-devel-3.44.0-9.el7_7.ppc64.rpm nss-softokn-freebl-3.44.0-9.el7_7.ppc.rpm nss-softokn-freebl-3.44.0-9.el7_7.ppc64.rpm nss-softokn-freebl-devel-3.44.0-9.el7_7.ppc.rpm nss-softokn-freebl-devel-3.44.0-9.el7_7.ppc64.rpm
ppc64le: nss-softokn-3.44.0-9.el7_7.ppc64le.rpm

Read the Full Advisory


Advisory ID: RHSA-2021:1026-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2021:1026
Issue date: 2021-03-30

Topic

An update for nss-softokn is now available for Red Hat Enterprise Linux 7.7Extended Update Support.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.

Topics%20covered

Topics Covered

security advisory moderate security issue update red hat software update Red Hat Enterprise Linux cryptographic module nss-softokn nss softokn

Relevant Releases Architectures

Red Hat Enterprise Linux ComputeNode EUS (v. 7.7) - x86_64

Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.7) - x86_64

Red Hat Enterprise Linux Server EUS (v. 7.7) - ppc64, ppc64le, s390x, x86_64

Bugs Fixed

1774835 - CVE-2019-11756 nss: Use-after-free in sftk_FreeSession due to improper refcounting

1775916 - CVE-2019-17006 nss: Check length of inputs for cryptographic primitives

1868931 - CVE-2020-12403 nss: CHACHA20-POLY1305 decryption with undersized tag leads to out-of-bounds read

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