Vulnerability 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.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Windows 10 | - |
| Microsoft | Windows 8.1 | - |
| Adobe | Flash Player | <= 21.0.0.241 |
| Apple | Mac Os X | - |
| Microsoft | Windows | - |
| Adobe | Air Sdk \& Compiler | <= 21.0.0.198 |
| Apple | Iphone Os | - |
| Android | - | |
| Adobe | Air Sdk | <= 21.0.0.198 |
| Linux | Linux Kernel | - |
| Chrome Os | - | |
| Adobe | Flash Player Desktop Runtime | <= 21.0.0.226 |
| Adobe | Air Desktop Runtime | <= 21.0.0.198 |
Related Weaknesses (CWE)
References
- http://rhn.redhat.com/errata/RHSA-2016-1079.htmlThird Party Advisory
- http://www.securityfocus.com/bid/90797Broken LinkThird Party AdvisoryVDB Entry
- https://helpx.adobe.com/security/products/flash-player/apsb16-15.htmlPatchVendor Advisory
- https://security.gentoo.org/glsa/201606-08Third Party Advisory
- http://rhn.redhat.com/errata/RHSA-2016-1079.htmlThird Party Advisory
- http://www.securityfocus.com/bid/90797Broken LinkThird Party AdvisoryVDB Entry
- https://helpx.adobe.com/security/products/flash-player/apsb16-15.htmlPatchVendor Advisory
- https://security.gentoo.org/glsa/201606-08Third Party Advisory
FAQ
What is CVE-2016-4121?
CVE-2016-4121 is a vulnerability with a CVSS score of 9.8 (CRITICAL). 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 ...
How severe is CVE-2016-4121?
CVE-2016-4121 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2016-4121?
Check the references section above for vendor advisories and patch information. Affected products include: Microsoft Windows 10, Microsoft Windows 8.1, Adobe Flash Player, Apple Mac Os X, Microsoft Windows.