Topic

An update for java-1.8.0-ibm is now available for Red Hat Enterprise Linux 6 Supplementary.

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

IBM Java SE version 8 includes the IBM Java Runtime Environment and the IBM Java Software Development Kit.

This update upgrades IBM Java SE 8 to version 8 SR5-FP15.

Security Fix(es):

• OpenJDK: unrestricted deserialization of data from JCEKS key stores (Security, 8189997) (CVE-2018-2794)
• Oracle JDK: unspecified vulnerability fixed in 6u191, 7u171, and 8u161 (Security) (CVE-2018-2783)
• OpenJDK: insufficient consistency checks in deserialization of multiple classes (Security, 8189977) (CVE-2018-2795)
• OpenJDK: unbounded memory allocation during deserialization in PriorityBlockingQueue (Concurrency, 8189981) (CVE-2018-2796)
• OpenJDK: unbounded memory allocation during deserialization in TabularDataSupport (JMX, 8189985) (CVE-2018-2797)
• OpenJDK: unbounded memory allocation during deserialization in Container (AWT, 8189989) (CVE-2018-2798)
• OpenJDK: unbounded memory allocation during deserialization in NamedNodeMapImpl (JAXP, 8189993) (CVE-2018-2799)
• OpenJDK: RMI HTTP transport enabled by default (RMI, 8193833) (CVE-2018-2800)
• OpenJDK: incorrect merging of sections in the JAR manifest (Security, 8189969) (CVE-2018-2790)

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.

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 6 x86_64
• Red Hat Enterprise Linux Server 6 i386
• Red Hat Enterprise Linux Workstation 6 x86_64
• Red Hat Enterprise Linux Workstation 6 i386
• Red Hat Enterprise Linux Desktop 6 x86_64
• Red Hat Enterprise Linux Desktop 6 i386
• Red Hat Enterprise Linux for IBM z Systems 6 s390x
• Red Hat Enterprise Linux for Power, big endian 6 ppc64
• Red Hat Enterprise Linux for Scientific Computing 6 x86_64

Fixes

• BZ - 1567126 - CVE-2018-2794 OpenJDK: unrestricted deserialization of data from JCEKS key stores (Security, 8189997)
• BZ - 1567351 - CVE-2018-2795 OpenJDK: insufficient consistency checks in deserialization of multiple classes (Security, 8189977)
• BZ - 1567542 - CVE-2018-2799 OpenJDK: unbounded memory allocation during deserialization in NamedNodeMapImpl (JAXP, 8189993)
• BZ - 1567543 - CVE-2018-2798 OpenJDK: unbounded memory allocation during deserialization in Container (AWT, 8189989)
• BZ - 1567545 - CVE-2018-2797 OpenJDK: unbounded memory allocation during deserialization in TabularDataSupport (JMX, 8189985)
• BZ - 1567546 - CVE-2018-2796 OpenJDK: unbounded memory allocation during deserialization in PriorityBlockingQueue (Concurrency, 8189981)
• BZ - 1568163 - CVE-2018-2800 OpenJDK: RMI HTTP transport enabled by default (RMI, 8193833)
• BZ - 1568515 - CVE-2018-2790 OpenJDK: incorrect merging of sections in the JAR manifest (Security, 8189969)
• BZ - 1569204 - CVE-2018-2783 Oracle JDK: unspecified vulnerability fixed in 6u191, 7u171, and 8u161 (Security)

CVEs

• CVE-2018-2783
• CVE-2018-2790
• CVE-2018-2794
• CVE-2018-2795
• CVE-2018-2796
• CVE-2018-2797
• CVE-2018-2798
• CVE-2018-2799
• CVE-2018-2800

References

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