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Red Hat Security Advisory
Synopsis: Important: OpenJDK 8u302 Security Update for Portable Linux Builds
Advisory ID: RHSA-2021:2778-01
Product: OpenJDK
Advisory URL: https://access.redhat.com/errata/RHSA-2021:2778
Issue date: 2021-07-22
Keywords: openjdk,linux
CVE Names: CVE-2021-2341 CVE-2021-2369 CVE-2021-2388
====================================================================
1. Summary:
The Red Hat Build of OpenJDK 8 (java-1.8.0-openjdk) is now available for
portable Linux.
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. Description:
The OpenJDK 8 packages 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 (1.8.0.302) for portable
Linux serves as a replacement for the Red Hat build of OpenJDK 8
(1.8.0.292) 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):
* 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)
* OpenJDK: Incorrect comparison during range check elimination (Hotspot,
8264066) (CVE-2021-2388)
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.
3. Solution:
Before applying this update, make sure all previously released errata
relevant to your system have been applied.
For details on how to apply this update, refer to:
https://access.redhat.com/documentation/en-us/openjdk/8/html/installing_and
_using_openjdk_8_for_rhel/installing-openjdk8-on-rhel#installing-jdk8-on-rh
el-using-archive
4. Bugs fixed (https://bugzilla.redhat.com/):
1982874 - CVE-2021-2341 OpenJDK: FTP PASV command response can cause FtpClient to connect to arbitrary host (Networking, 8258432)
1982879 - CVE-2021-2369 OpenJDK: Incorrect verification of JAR files with multiple MANIFEST.MF files (Library, 8260967)
1983075 - CVE-2021-2388 OpenJDK: Incorrect comparison during range check elimination (Hotspot, 8264066)
5. References:
https://access.redhat.com/security/cve/CVE-2021-2341
https://access.redhat.com/security/cve/CVE-2021-2369
https://access.redhat.com/security/cve/CVE-2021-2388
https://access.redhat.com/security/updates/classification/#important
6. Contact:
The Red Hat security contact is <[email protected]>. More contact
details at https://access.redhat.com/security/team/contact/
Copyright 2021 Red Hat, Inc.
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