Red Hat Bugzilla – Bug 1346665
flash-plugin: multiple code execution issues fixed in APSB16-18
Last modified: 2016-06-17 04:14:04 EDT
Adobe released a new security advisory for Adobe Flash Player. A critical vulnerability (CVE-2016-4171) exists in Adobe Flash Player 21.0.0.242 and earlier versions for Windows, Macintosh, Linux, and Chrome OS. Successful exploitation could cause a crash and potentially allow an attacker to take control of the affected system. Adobe is aware of a report that an exploit for CVE-2016-4171 exists in the wild, and is being used in limited, targeted attacks. Adobe will address this vulnerability in our monthly security update, which will be available as early as June 16. For the latest information, users may monitor the Adobe Product Security Incident Response Team blog. https://helpx.adobe.com/security/products/flash-player/apsa16-03.html
Updates for Adobe Flash Player were released, further details are in the APSB16-18 bulletin. Adobe Security Bulletin APSB16-18 for Adobe Flash Player describes multiple flaws that can possibly lead to code execution when Flash Player is used to play a specially crafted SWF file. Quoting from the APSB16-18: These updates resolve type confusion vulnerabilities that could lead to code execution (CVE-2016-4144, CVE-2016-4149). These updates resolve use-after-free vulnerabilities that could lead to code execution (CVE-2016-4142, CVE-2016-4143, CVE-2016-4145, CVE-2016-4146, CVE-2016-4147, CVE-2016-4148). These updates resolve heap buffer overflow vulnerabilities that could lead to code execution (CVE-2016-4135, CVE-2016-4136, CVE-2016-4138). These updates resolve memory corruption vulnerabilities that could lead to code execution (CVE-2016-4122, CVE-2016-4123, CVE-2016-4124, CVE-2016-4125, CVE-2016-4127, CVE-2016-4128, CVE-2016-4129, CVE-2016-4130, CVE-2016-4131, CVE-2016-4132, CVE-2016-4133, CVE-2016-4134, CVE-2016-4137, CVE-2016-4141, CVE-2016-4150, CVE-2016-4151, CVE-2016-4152, CVE-2016-4153, CVE-2016-4154, CVE-2016-4155, CVE-2016-4156, CVE-2016-4166, CVE-2016-4171). These updates resolve a vulnerability in the directory search path used to find resources that could lead to code execution (CVE-2016-4140). These updates resolve a vulnerability that could be exploited to bypass the same-origin-policy and lead to information disclosure (CVE-2016-4139). External References: https://helpx.adobe.com/security/products/flash-player/apsb16-18.html https://helpx.adobe.com/security/products/flash-player/apsa16-03.html
This issue has been addressed in the following products: Red Hat Enterprise Linux 6 Supplementary Red Hat Enterprise Linux 5 Supplementary Via RHSA-2016:1238 https://access.redhat.com/errata/RHSA-2016:1238