Input validation error in Qualcomm products - #VU56328
Published: September 6, 2021
Vulnerability identifier: #VU56328
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: N/A
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to the Bluetooth Classic implementation allows an LMP length overflow over 2-DH1, resulting in a Deadlock outcome. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.
Affected software
CSR8811
CSR8510
DVK-BT900-SA
CSR8510
DVK-BT900-SA
Remediation
Install updates from vendor's website.
CSR8811 - update to 9.1.12.14
CSR8510 - update to 9.1.12.14
CSR8510 - update to 9.1.12.14