Important: java-11-openjdk security update

Topic

An update for java-11-openjdk is now available for Red Hat Enterprise Linux 8.2 Extended Update Support.

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.

Description

The java-11-openjdk packages provide the OpenJDK 11 Java Runtime Environment and the OpenJDK 11 Java Software Development Kit.

Security Fix(es):

• OpenJDK: Defective secure validation in Apache Santuario (Libraries, 8278008) (CVE-2022-21476)
• OpenJDK: Unbounded memory allocation when compiling crafted XPath expressions (JAXP, 8270504) (CVE-2022-21426)
• OpenJDK: Improper object-to-string conversion in AnnotationInvocationHandler (Libraries, 8277672) (CVE-2022-21434)
• OpenJDK: Missing check for negative ObjectIdentifier (Libraries, 8275151) (CVE-2022-21443)
• OpenJDK: URI parsing inconsistencies (JNDI, 8278972) (CVE-2022-21496)

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.

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

All running instances of OpenJDK Java must be restarted for this update to take effect.

Affected Products

• Red Hat Enterprise Linux for x86_64 - Extended Update Support 8.2 x86_64
• Red Hat Enterprise Linux Server - AUS 8.2 x86_64
• Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 8.2 s390x
• Red Hat Enterprise Linux for Power, little endian - Extended Update Support 8.2 ppc64le
• Red Hat Enterprise Linux Server - TUS 8.2 x86_64
• Red Hat Enterprise Linux for ARM 64 - Extended Update Support 8.2 aarch64
• Red Hat Enterprise Linux Server (for IBM Power LE) - Update Services for SAP Solutions 8.2 ppc64le
• Red Hat Enterprise Linux Server - Update Services for SAP Solutions 8.2 x86_64

Fixes

• BZ - 2075788 - CVE-2022-21426 OpenJDK: Unbounded memory allocation when compiling crafted XPath expressions (JAXP, 8270504)
• BZ - 2075793 - CVE-2022-21443 OpenJDK: Missing check for negative ObjectIdentifier (Libraries, 8275151)
• BZ - 2075836 - CVE-2022-21434 OpenJDK: Improper object-to-string conversion in AnnotationInvocationHandler (Libraries, 8277672)
• BZ - 2075842 - CVE-2022-21476 OpenJDK: Defective secure validation in Apache Santuario (Libraries, 8278008)
• BZ - 2075849 - CVE-2022-21496 OpenJDK: URI parsing inconsistencies (JNDI, 8278972)

CVEs

• CVE-2022-21426
• CVE-2022-21434
• CVE-2022-21443
• CVE-2022-21476
• CVE-2022-21496

References

• https://access.redhat.com/security/updates/classification/#important