BlueKitchen BTstack versions prior to 1.8.1 contain an out-of-bounds read vulnerability in the AVRCP Browsing Target GET_FOLDER_ITEMS handler that fails to validate packet boundaries and attribute count data. An attacker with a paired Bluetooth Classic connection can exploit insufficient bounds checking on the attr_id parameter to cause crashes and corrupt attribute bitmap state.
Published: 2026-03-30
Updated: 2026-04-06
Base Score: 4.8
Vector: CVSS2#AV:A/AC:L/Au:N/C:N/I:P/A:P
Severity: Medium
Base Score: 4.6
Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L
Severity: Medium
Base Score: 2.1
Vector: CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:P/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N
Severity: Low
EPSS: 0.00013