CVE-2016-6921: Use After Free
Use-after-free vulnerability in Adobe Flash Player before 18.0.0.375 and 19.x through 23.x before 23.0.0.162 on Windows and OS X and before 11.2.202.635 on Linux allows attackers to execute arbitrary code via unspecified vectors, a different vulnerability than CVE-2016-4272, CVE-2016-4279, CVE-2016-6923, CVE-2016-6925, CVE-2016-6926, CVE-2016-6927, CVE-2016-6929, CVE-2016-6930, CVE-2016-6931, and CVE-2016-6932.
Affected Software
Remediation
Event History
Frequently Asked Questions
What is the severity of CVE-2016-6921?
CVE-2016-6921 is rated as critical due to its potential to allow arbitrary code execution.
How do I fix CVE-2016-6921?
To fix CVE-2016-6921, update Adobe Flash Player to version 18.0.0.375 or later, or version 23.0.0.162 or later for compatible platforms.
What versions of Adobe Flash Player are affected by CVE-2016-6921?
CVE-2016-6921 affects Adobe Flash Player versions prior to 18.0.0.375 and 19.x through 23.x before 23.0.0.162.
Which operating systems are vulnerable to CVE-2016-6921?
CVE-2016-6921 impacts Adobe Flash Player on Windows and macOS environments.
Can I still use Adobe Flash Player if it is affected by CVE-2016-6921?
It is highly discouraged to use affected versions of Adobe Flash Player due to the critical vulnerability.