CVE-2016-4121

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.

Category

9.8
CVSS
Severity: Critical
CVSS 3.1 •
CVSS 2.0 •
EPSS 3.92% Top 15%
Vendor Advisory gentoo.org Vendor Advisory redhat.com Vendor Advisory adobe.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://security.gentoo.org/glsa/201606-08 third party advisory vendor advisory
https://helpx.adobe.com/security/products/flash-player/apsb16-15.html patch vendor advisory
http://www.securityfocus.com/bid/90797 vdb entry third party advisory broken link
http://rhn.redhat.com/errata/RHSA-2016-1079.html third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2016-4121?
CVE-2016-4121 has been scored as a critical severity vulnerability.
How to fix CVE-2016-4121?
To fix CVE-2016-4121, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2016-4121 being actively exploited in the wild?
It is possible that CVE-2016-4121 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~4% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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