RHSA-2021:5206: Moderate: log4j security update

First published: Mon Dec 20 2021(Updated: )

Log4j is a tool to help the programmer output log statements to a variety of output targets.<br>Security Fix(es):<br><li> log4j: Remote code execution in Log4j 1.x when application is configured to use JMSAppender (CVE-2021-4104)</li> 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.

Affected Software	Affected Version	How to fix
redhat/log4j	<1.2.17-17.el7_4	1.2.17-17.el7_4
redhat/log4j	<1.2.17-17.el7_4	1.2.17-17.el7_4
redhat/log4j-javadoc	<1.2.17-17.el7_4	1.2.17-17.el7_4
redhat/log4j-manual	<1.2.17-17.el7_4	1.2.17-17.el7_4
redhat/log4j	<1.2.17-16.el7_3	1.2.17-16.el7_3
redhat/log4j	<1.2.17-16.el7_3	1.2.17-16.el7_3
redhat/log4j-javadoc	<1.2.17-16.el7_3	1.2.17-16.el7_3
redhat/log4j-manual	<1.2.17-16.el7_3	1.2.17-16.el7_3
redhat/log4j	<1.2.14-6.5.el6_10	1.2.14-6.5.el6_10
redhat/log4j	<1.2.14-6.5.el6_10	1.2.14-6.5.el6_10
redhat/log4j-debuginfo	<1.2.14-6.5.el6_10	1.2.14-6.5.el6_10
redhat/log4j-javadoc	<1.2.14-6.5.el6_10	1.2.14-6.5.el6_10
redhat/log4j-manual	<1.2.14-6.5.el6_10	1.2.14-6.5.el6_10
redhat/log4j-debuginfo	<1.2.14-6.5.el6_10	1.2.14-6.5.el6_10
redhat/log4j-javadoc	<1.2.14-6.5.el6_10	1.2.14-6.5.el6_10
redhat/log4j-manual	<1.2.14-6.5.el6_10	1.2.14-6.5.el6_10

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Reference Links

https://access.redhat.com/errata/RHSA-2021:5206 (Advisory)

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