PT-2026-29026 · Bluekitchen · Btstack

Vulncheck · Published 2026-03-30 · Updated 2026-03-30 · CVE-2026-28527

Positive Technologies (AI Summary)

CVSS v3.1

7.3

High

Base vector

AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H

Name of the Vulnerable Software and Affected Versions BlueKitchen BTstack versions prior to 1.8.1

Description The software contains an out-of-bounds read issue within the AVRCP Controller GET PLAYER APPLICATION SETTING ATTRIBUTE TEXT and GET PLAYER APPLICATION SETTING VALUE TEXT handlers. An attacker can establish a paired Bluetooth Classic connection and send specifically crafted VENDOR DEPENDENT responses to trigger the issue. This can lead to information disclosure and potential device crashes. The issue allows reading beyond packet boundaries.

Recommendations Update to version 1.8.1 or later.

Fix

Out of bounds Read

Weakness Enumeration

CWE-125

Related Identifiers

CVE-2026-28527

Affected Products

Btstack

References · 3

• https://github.com/bluekitchen/btstack/releases/tag/v1.8.1 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2026-28527 · Security Note
• https://vulncheck.com/advisories/bluekitchen-btstack-avrcp-controller-get-player-application-setting-text-handlers-oob-read · Note