RHSA-2019:2495 - 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 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 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-FP50.

Security Fix(es):

• IBM JDK: Failure to privatize a value pulled out of the loop by versioning (CVE-2019-11775)
• 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)
• libpng: use-after-free in png_image_free in png.c (CVE-2019-7317)

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 - 1672409 - CVE-2019-7317 libpng: use-after-free in png_image_free in png.c
• BZ - 1730056 - CVE-2019-2769 OpenJDK: Unbounded memory allocation during deserialization in Collections (Utilities, 8213432)
• BZ - 1730099 - CVE-2019-2816 OpenJDK: Missing URL format validation (Networking, 8221518)
• BZ - 1730415 - CVE-2019-2762 OpenJDK: Insufficient checks of suppressed exceptions in deserialization (Utilities, 8212328)
• BZ - 1738549 - CVE-2019-11775 IBM JDK: Failure to privatize a value pulled out of the loop by versioning

CVEs

• CVE-2019-2762
• CVE-2019-2769
• CVE-2019-2816
• CVE-2019-7317
• CVE-2019-11775

References

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