Alerts This Week
Warning Icon 1 916
Alerts This Week
Warning Icon 1 916

Red Hat 8.1: RHSA-2021-1131-01 Important OpenSSL NULL Pointer Issue

red hat
Calendar Grey April 7, 2021
Dist Redhat Esm H88
OpenSSL has been issued a crucial security patch for Red Hat 8.1, addressing a NULL dereference vulnerability that poses considerable risk.
An update for openssl is now available for Red Hat Enterprise Linux 8.1 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

For the update to take effect, all services linked to the OpenSSL library must be restarted, or the system rebooted.

Summary

OpenSSL is a toolkit that implements the Secure Sockets Layer (SSL) and Transport Layer Security (TLS) protocols, as well as a full-strength general-purpose cryptography library.
Security Fix(es):
* openssl: NULL pointer dereference in signature_algorithms processing (CVE-2021-3449)
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 software update security fix Red Hat Enterprise Linux OpenSSL important security patch cryptography important fix NULL pointer issue

References

https://access.redhat.com/security/cve/CVE-2021-3449 https://access.redhat.com/security/updates/classification#important

Package List

Red Hat Enterprise Linux BaseOS EUS (v. 8.1):
Source: openssl-1.1.1c-5.el8_1.src.rpm
aarch64: openssl-1.1.1c-5.el8_1.aarch64.rpm openssl-debuginfo-1.1.1c-5.el8_1.aarch64.rpm openssl-debugsource-1.1.1c-5.el8_1.aarch64.rpm openssl-devel-1.1.1c-5.el8_1.aarch64.rpm openssl-libs-1.1.1c-5.el8_1.aarch64.rpm openssl-libs-debuginfo-1.1.1c-5.el8_1.aarch64.rpm openssl-perl-1.1.1c-5.el8_1.aarch64.rpm
ppc64le: openssl-1.1.1c-5.el8_1.ppc64le.rpm openssl-debuginfo-1.1.1c-5.el8_1.ppc64le.rpm openssl-debugsource-1.1.1c-5.el8_1.ppc64le.rpm openssl-devel-1.1.1c-5.el8_1.ppc64le.rpm openssl-libs-1.1.1c-5.el8_1.ppc64le.rpm openssl-libs-debuginfo-1.1.1c-5.el8_1.ppc64le.rpm openssl-perl-1.1.1c-5.el8_1.ppc64le.rpm
s390x: openssl-1.1.1c-5.el8_1.s390x.rpm openssl-debuginfo-1.1.1c-5.el8_1.s390x.rpm openssl-debugsource-1.1.1c-5.el8_1.s390x.rpm openssl-devel-1.1.1c-5.el8_1.s390x.rpm openssl-libs-1.1.1c-5.el8_1.s390x.rpm openssl-libs-debuginfo-1.1.1c-5.el8_1.s390x.rpm openssl-perl-1.1.1c-5.el8_1.s390x.rpm
x86_64: openssl-1.1.1c-5.el8_1.x86_64.rpm openssl-debuginfo-1.1.1c-5.el8_1.i686.rpm openssl-debuginfo-1.1.1c-5.el8_1.x86_64.rpm openssl-debugsource-1.1.1c-5.el8_1.i686.rpm openssl-debugsource-1.1.1c-5.el8_1.x86_64.rpm openssl-devel-1.1.1c-5.el8_1.i686.rpm openssl-devel-1.1.1c-5.el8_1.x86_64.rpm

Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2021:1131-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2021:1131
Issue date: 2021-04-07

Topic

An update for openssl is now available for Red Hat Enterprise Linux 8.1Extended Update Support.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 software update security fix Red Hat Enterprise Linux OpenSSL important security patch cryptography important fix NULL pointer issue

Relevant Releases Architectures

Red Hat Enterprise Linux BaseOS EUS (v. 8.1) - aarch64, ppc64le, s390x, x86_64

Bugs Fixed

1941554 - CVE-2021-3449 openssl: NULL pointer dereference in signature_algorithms processing

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.

Your message here