kernel: Bluetooth: hci_sync: Fix queuing commands when HCI_UNREGISTER is set

A vulnerability was found in the Linux kernel's Bluetooth subsystem in the hcicmdsyncqueue function. There was a missing check for whether the HCIUNREGISTER flag had been set, meaning that commands were still sent even as the Bluetooth device was being unregistered. This issue could lead to a...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from the ability to queue commands even when the HCIUNREGISTER flag is set, potentially leading to reuse after...

kernel: Bluetooth: hci_sync: Fix queuing commands when HCI_UNREGISTER is set

A vulnerability was found in the Linux kernel's Bluetooth subsystem in the hcicmdsyncqueue function. There was a missing check for whether the HCIUNREGISTER flag had been set, meaning that commands were still sent even as the Bluetooth device was being unregistered. This issue could lead to a...

PT-2025-8064

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A issue in the Linux kernel's Bluetooth handling has been identified, specifically in the hci sync function. The problem occurs when the HCI UNREGISTER flag is set, which indicates that...