RHSA-2020:5476: Important: openssl security and bug fix update

Published Dec 15, 2020
·
Updated

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: EDIPARTYNAME NULL pointer de-reference (CVE-2020-1971) 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.Bug Fix(es): Reject certificates with explicit EC parameters in strict mode (BZ#1891541) Add FIPS selftest for HKDF, SSKDF, SSHKDF, and TLS12PRF; add DHcomputekey KAT to DH selftest (BZ#1891542)

Affected Software

28 affected componentsFixes available
redhat/openssl<1.1.1g-12.el8_3
1.1.1g-12.el8_3
redhat/openssl<1.1.1g-12.el8_3
1.1.1g-12.el8_3
redhat/openssl-debuginfo<1.1.1g-12.el8_3
1.1.1g-12.el8_3
redhat/openssl-debuginfo<1.1.1g-12.el8_3
1.1.1g-12.el8_3
redhat/openssl-debugsource<1.1.1g-12.el8_3
1.1.1g-12.el8_3
redhat/openssl-debugsource<1.1.1g-12.el8_3
1.1.1g-12.el8_3
redhat/openssl-devel<1.1.1g-12.el8_3
1.1.1g-12.el8_3
redhat/openssl-devel<1.1.1g-12.el8_3
1.1.1g-12.el8_3
redhat/openssl-libs<1.1.1g-12.el8_3
1.1.1g-12.el8_3
redhat/openssl-libs<1.1.1g-12.el8_3
1.1.1g-12.el8_3
redhat/openssl-libs-debuginfo<1.1.1g-12.el8_3
1.1.1g-12.el8_3
redhat/openssl-libs-debuginfo<1.1.1g-12.el8_3
1.1.1g-12.el8_3
redhat/openssl-perl<1.1.1g-12.el8_3
1.1.1g-12.el8_3
redhat/openssl-perl<1.1.1g-12.el8_3
1.1.1g-12.el8_3
redhat/openssl<1.1.1g-12.el8_3
1.1.1g-12.el8_3
redhat/openssl-debuginfo<1.1.1g-12.el8_3
1.1.1g-12.el8_3
redhat/openssl-debugsource<1.1.1g-12.el8_3
1.1.1g-12.el8_3
redhat/openssl-devel<1.1.1g-12.el8_3
1.1.1g-12.el8_3
redhat/openssl-libs<1.1.1g-12.el8_3
1.1.1g-12.el8_3
redhat/openssl-libs-debuginfo<1.1.1g-12.el8_3
1.1.1g-12.el8_3
redhat/openssl-perl<1.1.1g-12.el8_3
1.1.1g-12.el8_3
redhat/openssl<1.1.1g-12.el8_3.aa
1.1.1g-12.el8_3.aa
redhat/openssl-debuginfo<1.1.1g-12.el8_3.aa
1.1.1g-12.el8_3.aa
redhat/openssl-debugsource<1.1.1g-12.el8_3.aa
1.1.1g-12.el8_3.aa
redhat/openssl-devel<1.1.1g-12.el8_3.aa
1.1.1g-12.el8_3.aa
redhat/openssl-libs<1.1.1g-12.el8_3.aa
1.1.1g-12.el8_3.aa
redhat/openssl-libs-debuginfo<1.1.1g-12.el8_3.aa
1.1.1g-12.el8_3.aa
redhat/openssl-perl<1.1.1g-12.el8_3.aa
1.1.1g-12.el8_3.aa

Remediation

Event History

May 24, 2026
Advisory Published
via Red Hat·06:15 PM
Data Sourced
via Red Hat·06:15 PM
RemedyDescriptionAffected Software
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Frequently Asked Questions

1

What is the severity of RHSA-2020:5476?

The severity of RHSA-2020:5476 is classified as important.

2

How do I fix RHSA-2020:5476?

To fix RHSA-2020:5476, update the OpenSSL package to version 1.1.1g-12.el8_3 or later.

3

Which versions of OpenSSL are affected by RHSA-2020:5476?

OpenSSL versions prior to 1.1.1g-12.el8_3 are affected by RHSA-2020:5476.

4

What vulnerability is addressed in RHSA-2020:5476?

RHSA-2020:5476 addresses a NULL pointer de-reference vulnerability identified as CVE-2020-1971.

5

Is a restart required after applying the fix for RHSA-2020:5476?

A restart is not typically required after applying the fix for RHSA-2020:5476, but it is good practice to verify the functionality of the application.

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