ID

VAR-201606-0052

CVE

CVE-2016-4121

TITLE

Adobe Flash Player and Adobe AIR Vulnerable to arbitrary code execution

DESCRIPTION

Use-after-free vulnerability in Adobe Flash Player before 18.0.0.352 and 19.x through 21.x before 21.0.0.242 on Windows and OS X and before 11.2.202.621 on Linux allows attackers to execute arbitrary code via unspecified vectors, a different vulnerability than CVE-2016-1097, CVE-2016-1106, CVE-2016-1107, CVE-2016-1108, CVE-2016-1109, CVE-2016-1110, CVE-2016-4108, and CVE-2016-4110. This vulnerability CVE-2016-1097 , CVE-2016-1106 , CVE-2016-1107 , CVE-2016-1108 , CVE-2016-1109 , CVE-2016-1110 , CVE-2016-4108 ,and CVE-2016-4110 Is a different vulnerability. Supplementary information : CWE Vulnerability type by CWE-416: Use After Free ( Use of freed memory ) Has been identified. http://cwe.mitre.org/data/definitions/416.htmlAn attacker could execute arbitrary code. Limited information is currently available regarding this issue. We will update this BID as more information emerges. Failed exploit attempts will likely cause a denial-of-service condition.. Adobe Flash Player, Adobe AIR SDK and Adobe AIR SDK & Compiler are all products of American Adobe (Adobe). A use-after-free vulnerability exists in several Adobe products. The following products and versions are affected: Adobe Flash Player Desktop Runtime 21.0.0.226 and earlier versions based on Windows and Macintosh platforms, Adobe Flash Player Extended Support Release 18.0.0.343 and earlier versions, AIR Desktop Runtime 21.0.0.198 and earlier versions, based on Windows , Macintosh, Linux and ChromeOS platforms Adobe Flash Player for Google Chrome 21.0.0.216 and previous versions, Windows 10-based Adobe Flash Player for Microsoft Edge and Internet Explorer 11 21.0.0.241 and previous versions, Windows 8.1-based Adobe Flash Player for Internet Explorer 11 21.0.0.241 and earlier versions, Adobe Flash Player for Linux 11.2.202.616 and earlier versions based on Linux platforms, AIR SDK 21.0.0.198 and earlier versions based on Windows, Macintosh, Android and iOS platforms, AIR SDK & Compiler 21.0.0.198 and earlier versions. Background ========== The Adobe Flash Player is a renderer for the SWF file format, which is commonly used to provide interactive websites. Please review the CVE identifiers referenced below for details. Impact ====== A remote attacker could possibly execute arbitrary code with the privileges of the process, cause a Denial of Service condition, obtain sensitive information, or bypass security restrictions. Workaround ========== There is no known workaround at this time. Resolution ========== All Adobe Flash Player users should upgrade to the latest version: <code> # emerge --sync # emerge --ask --oneshot --verbose "www-plugins/adobe-flash-11.2.202.626" References ========== [ 1 ] CVE-2016-1019 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-1019 [ 2 ] CVE-2016-1019 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-1019 [ 3 ] CVE-2016-1019 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-1019 [ 4 ] CVE-2016-4117 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-4117 [ 5 ] CVE-2016-4117 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-4117 [ 6 ] CVE-2016-4120 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-4120 [ 7 ] CVE-2016-4120 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-4120 [ 8 ] CVE-2016-4120 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-4120 [ 9 ] CVE-2016-4121 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-4121 [ 10 ] CVE-2016-4160 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-4160 [ 11 ] CVE-2016-4161 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-4161 [ 12 ] CVE-2016-4162 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-4162 [ 13 ] CVE-2016-4163 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-4163 [ 14 ] CVE-2016-4171 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-4171 [ 15 ] CVE-2016-4171 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-4171 [ 16 ] CVE-2016-4171 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-4171 Availability ============ This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/201606-08 Concerns? ========= Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users' machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org. License ======= Copyright 2016 Gentoo Foundation, Inc; referenced text belongs to its owner(s). The contents of this document are licensed under the Creative Commons - Attribution / Share Alike license. http://creativecommons.org/licenses/by-sa/2.5

AFFECTED PRODUCTS