9.8 - RHSA-2019:4192

Problem Description:

An update for rh-maven35-jackson-databind is now available for Red Hat Software Collections.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

2. Relevant releases/architectures:

Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 7) - noarch Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.5) - noarch Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.6) - noarch Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.7) - noarch Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 7) - noarch

3. Description:

The jackson-databind package provides general data-binding functionality for Jackson, which works on top of Jackson core streaming API.

Security Fix(es):

* jackson-databind: polymorphic typing issue when enabling default typing for an externally exposed JSON endpoint and having apache-log4j-extra in the classpath leads to code execution (CVE-2019-17531)

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.

4. 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

5. Bugs fixed (https://bugzilla.redhat.com/):

1775293 - CVE-2019-17531 jackson-databind: polymorphic typing issue when enabling default typing for an externally exposed JSON endpoint and having apache-log4j-extra in the classpath leads to code execution