5.8 - RHSA-2019:1817

Problem Description:

An update for java-11-openjdk is now available for Red Hat Enterprise Linux 8.

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.

2. Relevant releases/architectures:

Red Hat Enterprise Linux AppStream (v. 8) - aarch64, ppc64le, s390x, x86_64

3. Description:

The java-11-openjdk packages provide the OpenJDK 11 Java Runtime Environment and the OpenJDK 11 Java Software Development Kit.

Security Fix(es):

* OpenJDK: Side-channel attack risks in Elliptic Curve (EC) cryptography (Security, 8208698) (CVE-2019-2745)

* OpenJDK: Insufficient checks of suppressed exceptions in deserialization (Utilities, 8212328) (CVE-2019-2762)

* OpenJDK: Unbounded memory allocation during deserialization in Collections (Utilities, 8213432) (CVE-2019-2769)

* OpenJDK: Missing URL format validation (Networking, 8221518) (CVE-2019-2816)

* OpenJDK: Incorrect handling of certificate status messages during TLS handshake (JSSE, 8222678) (CVE-2019-2821)

* OpenJDK: Insufficient restriction of privileges in AccessController (Security, 8216381) (CVE-2019-2786)

* OpenJDK: Non-constant time comparison in ChaCha20Cipher (Security, 8221344) (CVE-2019-2818)

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.

4. 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.

5. Bugs fixed (https://bugzilla.redhat.com/):

1730056 - CVE-2019-2769 OpenJDK: Unbounded memory allocation during deserialization in Collections (Utilities, 8213432) 1730078 - CVE-2019-2818 OpenJDK: Non-constant time comparison in ChaCha20Cipher (Security, 8221344) 1730099 - CVE-2019-2816 OpenJDK: Missing URL format validation (Networking, 8221518) 1730251 - CVE-2019-2821 OpenJDK: Incorrect handling of certificate status messages during TLS handshake (JSSE, 8222678) 1730255 - CVE-2019-2786 OpenJDK: Insufficient restriction of privileges in AccessController (Security, 8216381) 1730411 - CVE-2019-2745 OpenJDK: Side-channel attack risks in Elliptic Curve (EC) cryptography (Security, 8208698) 1730415 - CVE-2019-2762 OpenJDK: Insufficient checks of suppressed exceptions in deserialization (Utilities, 8212328)