CVE-2021-34147

The Bluetooth Classic implementation in the Cypress WICED BT stack through 2.9.0 for CYW20735B1 does not properly handle the reception of a malformed LMP timing accuracy response followed by multiple reconnections to the link slave, allowing attackers to exhaust device BT resources and eventually...

CVE-2021-34145

The Bluetooth Classic implementation in the Cypress WICED BT stack through 2.9.0 for CYW20735B1 devices does not properly handle the reception of LMPmaxslot with an invalid Baseband packet type and LTADDRESS and LTADDR after completion of the LMP setup procedure, allowing attackers in radio range...

Information disclosure

The Bluetooth Classic implementation in the Cypress WICED BT stack through 2.9.0 for CYW20735B1 devices does not properly handle the reception of LMPmaxslot with an invalid Baseband packet type and LTADDRESS and LTADDR after completion of the LMP setup procedure, allowing attackers in radio range...

CVE-2021-34148

The Bluetooth Classic implementation in the Cypress WICED BT stack through 2.9.0 for CYW20735B1 devices does not properly handle the reception of LMPmaxslot with a greater ACL Length after completion of the LMP setup procedure, allowing attackers in radio range to trigger a denial of service...

Information disclosure

The Bluetooth Classic implementation in the Cypress WICED BT stack through 2.9.0 for CYW20735B1 does not properly handle the reception of a malformed LMP timing accuracy response followed by multiple reconnections to the link slave, allowing attackers to exhaust device BT resources and eventually...

CVE-2021-34147

The Bluetooth Classic implementation in the Cypress WICED BT stack through 2.9.0 for CYW20735B1 does not properly handle the reception of a malformed LMP timing accuracy response followed by multiple reconnections to the link slave, allowing attackers to exhaust device BT resources and eventually...

CVE-2021-34147

The Bluetooth Classic implementation in the Cypress WICED BT stack through 2.9.0 for CYW20735B1 does not properly handle the reception of a malformed LMP timing accuracy response followed by multiple reconnections to the link slave, allowing attackers to exhaust device BT resources and eventually...

CVE-2021-34147

The CVE-2021-34147 entry concerns the Cypress WICED Bluetooth Classic stack (CYW20735B1) up to version 2.9.0. The fault is in handling a malformed LMP timing accuracy response followed by multiple reconnections to the link slave, which can exhaust the device’s Bluetooth resources and lead to a cr...

CVE-2021-34147

The Bluetooth Classic implementation in the Cypress WICED BT stack through 2.9.0 for CYW20735B1 does not properly handle the reception of a malformed LMP timing accuracy response followed by multiple reconnections to the link slave, allowing attackers to exhaust device BT resources and eventually...

CVE-2021-34148

The Bluetooth Classic implementation in the Cypress WICED BT stack through 2.9.0 for CYW20735B1 devices does not properly handle the reception of LMPmaxslot with a greater ACL Length after completion of the LMP setup procedure, allowing attackers in radio range to trigger a denial of service...

CVE-2021-34148

Technical details about CVE-2021-34148 are not publicly available in the provided connected documents. The materials confirm the affected Cypress WICED BT stack (CYW20735B1) and the DoS symptom but provide no concrete root-cause, impact, or fixes here. Monitor for updates.

CVE-2021-34148

The Bluetooth Classic implementation in the Cypress WICED BT stack through 2.9.0 for CYW20735B1 devices does not properly handle the reception of LMPmaxslot with a greater ACL Length after completion of the LMP setup procedure, allowing attackers in radio range to trigger a denial of service...

CVE-2021-34145

The CVE-2021-34145 issue affects Cypress WICED BT Stack (Bluetooth Classic) up to version 2.9.0 for CYW20735B1. The root cause is improper handling of LMP_max_slot when the Baseband packet type is invalid (LT_ADDRESS/LT_ADDR) after LMP setup, which can let attackers within radio range trigger a d...

CVE-2021-34145

The Bluetooth Classic implementation in the Cypress WICED BT stack through 2.9.0 for CYW20735B1 devices does not properly handle the reception of LMPmaxslot with an invalid Baseband packet type and LTADDRESS and LTADDR after completion of the LMP setup procedure, allowing attackers in radio range...

CVE-2021-34144

The Bluetooth Classic implementation in the Zhuhai Jieli AC6366C BT SDK through 0.9.1 does not properly handle the reception of truncated LMPSCOLinkRequest packets while no other BT connections are active, allowing attackers in radio range to prevent new BT connections disabling the AB5301A inqui...

Design/Logic Flaw

The Bluetooth Classic implementation in the Zhuhai Jieli AC6366C BT SDK through 0.9.1 does not properly handle the reception of truncated LMPSCOLinkRequest packets while no other BT connections are active, allowing attackers in radio range to prevent new BT connections disabling the AB5301A inqui...

CVE-2021-34150

The Bluetooth Classic implementation on Bluetrum AB5301A devices with unknown firmware versions does not properly handle the reception of oversized DM1 LMP packets while no other BT connections are active, allowing attackers in radio range to prevent new BT connections disabling the AB5301A inqui...

CVE-2021-34144

The Bluetooth Classic implementation in the Zhuhai Jieli AC6366C BT SDK through 0.9.1 does not properly handle the reception of truncated LMPSCOLinkRequest packets while no other BT connections are active, allowing attackers in radio range to prevent new BT connections disabling the AB5301A inqui...

PT-2021-4356

Name of the Vulnerable Software and Affected Versions Zhuhai Jieli AC6366C BT SDK versions 0.9.1 and earlier Description The Bluetooth Classic implementation in the Zhuhai Jieli AC6366C BT SDK does not properly handle the reception of truncated LMP SCO Link Request packets while no other BT...

CVE-2021-34148: Undefined Security Weakness

The Bluetooth Classic implementation in the Cypress WICED BT stack through 2.9.0 for CYW20735B1 devices does not properly handle the reception of LMPmaxslot with a greater ACL Length after completion of the LMP setup procedure, allowing attackers in radio range to trigger a denial of service...