RHSA-2021:2774 - Security Advisory

Topic

An update for java-1.8.0-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-1.8.0-openjdk packages provide the OpenJDK 8 Java Runtime Environment and the OpenJDK 8 Java Software Development Kit.

Security Fix(es):

• OpenJDK: Incorrect comparison during range check elimination (Hotspot, 8264066) (CVE-2021-2388)
• OpenJDK: FTP PASV command response can cause FtpClient to connect to arbitrary host (Networking, 8258432) (CVE-2021-2341)
• OpenJDK: Incorrect verification of JAR files with multiple MANIFEST.MF files (Library, 8260967) (CVE-2021-2369)

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 Power LE - Update Services for SAP Solutions 8.2 ppc64le
• Red Hat Enterprise Linux for x86_64 - Update Services for SAP Solutions 8.2 x86_64

Fixes

• BZ - 1982874 - CVE-2021-2341 OpenJDK: FTP PASV command response can cause FtpClient to connect to arbitrary host (Networking, 8258432)
• BZ - 1982879 - CVE-2021-2369 OpenJDK: Incorrect verification of JAR files with multiple MANIFEST.MF files (Library, 8260967)
• BZ - 1983075 - CVE-2021-2388 OpenJDK: Incorrect comparison during range check elimination (Hotspot, 8264066)

CVEs

• CVE-2021-2341
• CVE-2021-2369
• CVE-2021-2388

References

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