CVE-2021-1956
MEDIUMQualcomm AQT1000 Firmware - Denial of Service via ASB-U Packet Handling
Title source: llmDescription
Improper handling of ASB-U packet with L2CAP channel ID by slave host can lead to interference with piconet in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music
References (1)
Core 1
Core References
Vendor Advisory x_refsource_confirm
https://www.qualcomm.com/company/product-security/bulletins/september-2021-bulletin
Scores
CVSS v3
6.5
EPSS
0.0007
EPSS Percentile
21.7%
Attack Vector
ADJACENT_NETWORK
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Details
Status
published
Products (42)
qualcomm/aqt1000_firmware
qualcomm/ar8035_firmware
qualcomm/csrb31024_firmware
qualcomm/qca6175a_firmware
qualcomm/qca6390_firmware
qualcomm/qca6391_firmware
qualcomm/qca6420_firmware
qualcomm/qca6430_firmware
qualcomm/qca6564a_firmware
qualcomm/qca6564au_firmware
... and 32 more
Published
Sep 09, 2021
Tracked Since
Feb 18, 2026