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Red Hat: RHSA-2021:0946-01 Moderate: OpenJDK 8 Privilege Escalation

red hat
Calendar Grey March 19, 2021
Dist Redhat Esm H88
Canonical issues a security advisory regarding Ubuntu 20.04, focusing on a vulnerability in the kernel allowing unauthorized access.
The Red Hat Build of OpenJDK 8 (container images) is now available from the Red Hat Container Catalog

Solution

Before applying the update, back up your existing installation, including all applications, configuration files, databases and database settings, and so on.

The References section of this erratum contains a link to the updated containers.

Summary

The OpenJDK 8 container images provide the OpenJDK 8 Java Runtime Environment and the OpenJDK 8 Java Software Development Kit.
This release of the Red Hat build of OpenJDK 8 (openjdk18-openshift:1.8-26 and ubi8-openjdk-8:1.3-9) serves as a replacement for the Red Hat build of OpenJDK 8 (openjdk18-openshift:1.8-25 and ubi8-openjdk-8:1.3-8), and includes security and bug fixes, and enhancements. For further information, refer to the release notes linked to in the References section.
Security Fix(es):
* ubi8/openjdk-8: containers/openjdk: /etc/passwd is given incorrect privileges (CVE-2021-20264)
* redhat-openjdk-18/openjdk18-openshift: containers/openjdk: /etc/passwd is given incorrect privileges (CVE-2021-20264)
For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section.

Topics%20covered

Topics Covered

security advisory moderate Red Hat red hat privilege escalation openjdk OpenJDK container images java containers

References

https://access.redhat.com/security/cve/CVE-2021-20264 https://access.redhat.com/security/updates/classification/#moderate https://access.redhat.com/articles/4859371 https://catalog.redhat.com/en/software/containers/redhat-openjdk-18/openjdk18-openshift/58ada5701fbe981673cd6b10?tag=1.8-26&push_date=1616089599000 https://catalog.redhat.com/en/software/containers/ubi8/openjdk-8/5dd6a48dbed8bd164a09589a?tag=1.3-9&push_date=1616090044000

Package List


Advisory ID: RHSA-2021:0946-01
Product: OpenJDK
Advisory URL: https://access.redhat.com/errata/RHSA-2021:0946
Issue date: 2021-03-19
Keywords: openjdk,images

Topic

The Red Hat Build of OpenJDK 8 (container images) is now available from theRed Hat Container Catalog.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 Red Hat red hat privilege escalation openjdk OpenJDK container images java containers

Relevant Releases Architectures

Bugs Fixed

1932283 - CVE-2021-20264 containers/openjdk: /etc/passwd is given incorrect privileges

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