Use After Free in Adobe Flash Player

CVE-2016-4227

Use-after-free vulnerability in Adobe Flash Player before 18.0.0.366 and 19.x through 22.x before 22.0.0.209 on Windows and OS X and before 11.2.202.632 on Linux allows attackers to execute arbitrary code via unspecified vectors, a different vulnerability than CVE-2016-4173, CVE-2016-4174, CVE-2016-4222, CVE-2016-4226, CVE-2016-4228, CVE-2016-4229, CVE-2016-4230, CVE-2016-4231, and CVE-2016-4248.

Vulnerability class: Use-After-Free

EPSS: 0.329 (98.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

  • psirt@adobe.com (vendor-advisory, Third Party Advisory, Broken Link, x_refsource_SUSE)
  • psirt@adobe.com (vendor-advisory, Third Party Advisory, x_refsource_GENTOO)
  • psirt@adobe.com (vendor-advisory, Third Party Advisory, Broken Link, x_refsource_SUSE)
  • psirt@adobe.com (VDB Entry, Third Party Advisory, vdb-entry, Broken Link, x_refsource_BID)
  • psirt@adobe.com (x_refsource_CONFIRM, Patch, Vendor Advisory)
  • psirt@adobe.com (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
  • psirt@adobe.com (x_refsource_MS, vendor-advisory, Patch, Third Party Advisory)
  • psirt@adobe.com (Exploit, VDB Entry, Third Party Advisory, exploit, x_refsource_EXPLOIT-DB)
  • psirt@adobe.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_SECTRACK, Broken Link)

Frequently asked questions

What is CVE-2016-4227?
CVE-2016-4227 is a high-severity vulnerability in Adobe Flash Player, classified under Use After Free. CVSS score: 8.8/10. Published 2016-07-13.
How severe is CVE-2016-4227?
High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2016-4227 known to be exploited?
10 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.