Adam Gowdiak (Security Explorations) reported that the fix for IBM JDK issue CVE-2013-5456 (bug 1027748), also known as "Issue 70", did not correctly address the problem. Applied fix only restricted access to the vulnerable package, rather then addressing the underlying problem of running untrusted code inside doPrivileged block. Report: http://seclists.org/fulldisclosure/2016/Apr/43 Write-up of the issue: http://www.security-explorations.com/materials/SE-2012-01-IBM-5.pdf Proof-of-concept code: http://www.security-explorations.com/materials/se-2012-01-70.2.zip
This issue is listed as fixed in IBM JDK 6 SR16-FP25, 7 SR9-FP40, 7R1 SR3-FP40, and 8 SR3: http://www.ibm.com/developerworks/java/jdk/alerts/#IBM_Security_Update_April_2016 IBM flaw description: CVEID: CVE-2016-0376 DESCRIPTION: A vulnerability in IBM Java SDK could allow a remote attacker to execute arbitrary code on the system. This vulnerability allows code running under a security manager to escalate its privileges by modifying or removing the security manager. This vulnerability was originally reported as CVE-2013-5456. CVSS Base Score: 8.1 CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H) http://www-01.ibm.com/support/docview.wss?uid=swg21980826
External Reference: http://www.ibm.com/developerworks/java/jdk/alerts/#IBM_Security_Update_April_2016
This issue has been addressed in the following products: Red Hat Enterprise Linux 7 Supplementary Red Hat Enterprise Linux 6 Supplementary Via RHSA-2016:0701 https://rhn.redhat.com/errata/RHSA-2016-0701.html
This issue has been addressed in the following products: Red Hat Enterprise Linux 5 Supplementary Via RHSA-2016:0702 https://rhn.redhat.com/errata/RHSA-2016-0702.html
This issue has been addressed in the following products: Red Hat Enterprise Linux 6 Supplementary Red Hat Enterprise Linux 5 Supplementary Via RHSA-2016:0708 https://rhn.redhat.com/errata/RHSA-2016-0708.html
This issue has been addressed in the following products: Red Hat Enterprise Linux 7 Supplementary Via RHSA-2016:0716 https://rhn.redhat.com/errata/RHSA-2016-0716.html
This issue has been addressed in the following products: Red Hat Enterprise Linux 6 Supplementary Via RHSA-2016:1039 https://rhn.redhat.com/errata/RHSA-2016-1039.html
This issue has been addressed in the following products: Red Hat Satellite 5.6 Red Hat Satellite 5.7 Via RHSA-2016:1430 https://access.redhat.com/errata/RHSA-2016:1430
This issue has been addressed in the following products: Red Hat Satellite 5.6 Red Hat Satellite 5.7 Via RHSA-2017:1216 https://access.redhat.com/errata/RHSA-2017:1216