RHSA-2021:3293 - Security Advisory

Topic

An update for java-1.7.1-ibm is now available for Red Hat Enterprise Linux 7 Supplementary.

Red Hat Product Security has rated this update as having a security impact of Moderate. 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

IBM Java SE version 7 Release 1 includes the IBM Java Runtime Environment and the IBM Java Software Development Kit.

This update upgrades IBM Java SE 7 to version 7R1 SR4-FP90.

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)
• Oracle JDK: unspecified vulnerability fixed in 7u311 (JNDI) (CVE-2021-2432)

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 IBM Java must be restarted for this update to take effect.

Affected Products

• Red Hat Enterprise Linux Server 7 x86_64
• Red Hat Enterprise Linux Workstation 7 x86_64
• Red Hat Enterprise Linux Desktop 7 x86_64
• Red Hat Enterprise Linux for IBM z Systems 7 s390x
• Red Hat Enterprise Linux for Power, big endian 7 ppc64
• Red Hat Enterprise Linux for Scientific Computing 7 x86_64
• Red Hat Enterprise Linux for Power, little endian 7 ppc64le

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 - 1994980 - CVE-2021-2432 Oracle JDK: unspecified vulnerability fixed in 7u311 (JNDI)

CVEs

• CVE-2021-2341
• CVE-2021-2369
• CVE-2021-2432

References

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