RHSA-2015:1243 - Security Advisory

Topic

Updated java-1.6.0-sun packages that fix several security issues are now
available for Oracle Java for Red Hat Enterprise Linux 5, 6, and 7.

Red Hat Product Security has rated this update as having Important security
impact. Common Vulnerability Scoring System (CVSS) base scores, which give
detailed severity ratings, are available for each vulnerability from the
CVE links in the References section.

Description

Oracle Java SE version 6 includes the Oracle Java Runtime Environment and
the Oracle Java Software Development Kit.

This update fixes several vulnerabilities in the Oracle Java Runtime
Environment and the Oracle Java Software Development Kit. Further
information about these flaws can be found on the Oracle Java SE Critical
Patch Update Advisory page, listed in the References section.
(CVE-2015-2590, CVE-2015-2601, CVE-2015-2621, CVE-2015-2625, CVE-2015-2627,
CVE-2015-2628, CVE-2015-2632, CVE-2015-2637, CVE-2015-2638, CVE-2015-2664,
CVE-2015-2808, CVE-2015-4000, CVE-2015-4731, CVE-2015-4732, CVE-2015-4733,
CVE-2015-4748, CVE-2015-4749, CVE-2015-4760)

Note: With this update, Oracle JDK now disables RC4 TLS/SSL cipher suites
by default to address the CVE-2015-2808 issue. Refer to Red Hat Bugzilla
bug 1207101, linked to in the References section, for additional details
about this change.

Note: This update forces the TLS/SSL client implementation in Oracle JDK to
reject DH key sizes below 768 bits to address the CVE-2015-4000 issue.
Refer to Red Hat Bugzilla bug 1223211, linked to in the References section,
for additional details about this change.

All users of java-1.6.0-sun are advised to upgrade to these updated
packages, which provide Oracle Java 6 Update 101 and resolve these issues.
All running instances of Oracle Java must be restarted for the update to
take effect.

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/articles/11258

Affected Products

• Oracle Java (Restricted Maintenance) (for RHEL Server) 7 x86_64
• Oracle Java (Restricted Maintenance) (for RHEL Server) 6 x86_64
• Oracle Java (Restricted Maintenance) (for RHEL Server) 6 i386
• Oracle Java (Restricted Maintenance) (for RHEL Server) 5 x86_64
• Oracle Java (Restricted Maintenance) (for RHEL Server) 5 i386
• Oracle Java (Restricted Maintenance) (for RHEL Client) 7 x86_64
• Oracle Java (Restricted Maintenance) (for RHEL Client) 6 x86_64
• Oracle Java (Restricted Maintenance) (for RHEL Client) 6 i386
• Oracle Java (Restricted Maintenance) (for RHEL Client) 5 x86_64
• Oracle Java (Restricted Maintenance) (for RHEL Client) 5 i386
• Oracle Java (Restricted Maintenance) (for RHEL Compute Node) 7 x86_64
• Oracle Java (Restricted Maintenance) (for RHEL Compute Node) 6 x86_64
• Oracle Java (Restricted Maintenance) (for RHEL Workstation) 7 x86_64
• Oracle Java (Restricted Maintenance) (for RHEL Workstation) 6 x86_64
• Oracle Java (Restricted Maintenance) (for RHEL Workstation) 6 i386
• Oracle Java (Restricted Maintenance) (for RHEL Workstation) 5 x86_64
• Oracle Java (Restricted Maintenance) (for RHEL Workstation) 5 i386
• Oracle Java (Restricted Maintenance) (for RHEL Compute Node) - Extended Update Support 7.1 x86_64
• Oracle Java (Restricted Maintenance) (for RHEL Compute Node) - Extended Update Support 6.6 x86_64
• Oracle Java (Restricted Maintenance) (for RHEL Server) - Extended Update Support 7.1 x86_64
• Oracle Java (Restricted Maintenance) (for RHEL Server) - Extended Update Support 6.6 x86_64
• Oracle Java (Restricted Maintenance) (for RHEL Server) - Extended Update Support 6.6 i386
• Oracle Java (Restricted Maintenance) (for RHEL Server) - AUS 6.6 x86_64

Fixes

• BZ - 1207101 - CVE-2015-2808 SSL/TLS: "Invariance Weakness" vulnerability in RC4 stream cipher
• BZ - 1223211 - CVE-2015-4000 LOGJAM: TLS connections which support export grade DHE key-exchange are vulnerable to MITM attacks
• BZ - 1241965 - CVE-2015-2625 OpenJDK: name for reverse DNS lookup used in certificate identity check (JSSE, 8067694)
• BZ - 1242019 - CVE-2015-2601 OpenJDK: non-constant time comparisons in crypto code (JCE, 8074865)
• BZ - 1242232 - CVE-2015-2628 OpenJDK: IIOPInputStream type confusion vulnerability (CORBA, 8076376)
• BZ - 1242234 - CVE-2015-4731 OpenJDK: improper permission checks in MBeanServerInvocationHandler (JMX, 8076397)
• BZ - 1242240 - CVE-2015-4732 OpenJDK: insufficient context checks during object deserialization (Libraries, 8076405)
• BZ - 1242275 - CVE-2015-4733 OpenJDK: RemoteObjectInvocationHandler allows calling finalize() (RMI, 8076409)
• BZ - 1242281 - CVE-2015-4748 OpenJDK: incorrect OCSP nextUpdate checking (Libraries, 8075374)
• BZ - 1242372 - CVE-2015-2621 OpenJDK: incorrect code permission checks in RMIConnectionImpl (JMX, 8075853)
• BZ - 1242379 - CVE-2015-4749 OpenJDK: DnsClient fails to release request information after error (JNDI, 8075378)
• BZ - 1242394 - CVE-2015-2632 ICU: integer overflow in LETableReference verifyLength() (OpenJDK 2D, 8077520)
• BZ - 1242447 - CVE-2015-4760 ICU: missing boundary checks in layout engine (OpenJDK 2D, 8071715)
• BZ - 1243139 - CVE-2015-2590 OpenJDK: deserialization issue in ObjectInputStream.readSerialData() (Libraries, 8076401)
• BZ - 1243283 - CVE-2015-2638 Oracle JDK: unspecified vulnerability fixed in 6u101, 7u85 and 8u51 (2D)
• BZ - 1243287 - CVE-2015-2637 Oracle JDK: unspecified vulnerability fixed in 6u101, 7u85 and 8u51 (2D)
• BZ - 1243291 - CVE-2015-2627 Oracle JDK: unspecified vulnerability fixed in 6u101, 7u85 and 8u51 (Install)
• BZ - 1243300 - CVE-2015-2664 Oracle JDK: unspecified vulnerability fixed in 6u101, 7u85 and 8u51 (Deployment)

CVEs

• CVE-2015-2590
• CVE-2015-2601
• CVE-2015-2621
• CVE-2015-2625
• CVE-2015-2627
• CVE-2015-2628
• CVE-2015-2632
• CVE-2015-2637
• CVE-2015-2638
• CVE-2015-2664
• CVE-2015-2808
• CVE-2015-4000
• CVE-2015-4731
• CVE-2015-4732
• CVE-2015-4733
• CVE-2015-4748
• CVE-2015-4749
• CVE-2015-4760

References

• https://access.redhat.com/security/updates/classification/#important
• http://www.oracle.com/technetwork/topics/security/cpujul2015-2367936.html#AppendixJAVA
• https://bugzilla.redhat.com/show_bug.cgi?id=1207101#c11
• https://bugzilla.redhat.com/show_bug.cgi?id=1223211#c33