Use-after-free vulnerability in the DisplayObject class in the ActionScript 3 (AS3) implementation in Adobe Flash Player 13.x through 13.0.0.302 on Windows and OS X, 14.x through 18.0.0.203 on Windows and OS X, 11.x through 11.2.202.481 on Linux, and 12.x through 18.0.0.204 on Linux Chrome installations allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via crafted Flash content that leverages improper handling of the opaqueBackground property, as exploited in the wild in July 2015.
https://helpx.adobe.com/security/products/flash-player/apsa15-04.html
https://www.fireeye.com/blog/threat-research/2015/07/cve-2015-5122_-_seco.html
http://www.kb.cert.org/vuls/id/338736
http://rhn.redhat.com/errata/RHSA-2015-1235.html
https://helpx.adobe.com/security/products/flash-player/apsb15-18.html
http://lists.opensuse.org/opensuse-security-announce/2015-07/msg00032.html
http://lists.opensuse.org/opensuse-security-announce/2015-07/msg00029.html
http://lists.opensuse.org/opensuse-security-announce/2015-07/msg00028.html
http://www.us-cert.gov/ncas/alerts/TA15-195A
https://h20564.www2.hp.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c04796784
http://marc.info/?l=bugtraq&m=144050155601375&w=2
http://www.securityfocus.com/bid/75712
https://h20564.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c04952467
https://security.gentoo.org/glsa/201508-01
http://www.rapid7.com/db/modules/exploit/multi/browser/adobe_flash_opaque_background_uaf
https://www.exploit-db.com/exploits/37599/
http://www.securitytracker.com/id/1032890
http://packetstormsecurity.com/files/132663/Adobe-Flash-opaqueBackground-Use-After-Free.html
https://perception-point.io/2018/04/11/breaking-cfi-cve-2015-5122-coop/
Source: MITRE
Published: 2015-07-14
Updated: 2023-05-08
Type: NVD-CWE-Other
Base Score: 10
Vector: AV:N/AC:L/Au:N/C:C/I:C/A:C
Impact Score: 10
Exploitability Score: 10
Severity: HIGH