CVE-2023-53673 Bluetooth: hci_event: call disconnect callback before deleting conn

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcievent: call disconnect callback before deleting conn In hcicsdisconnect, we do hciconndel even if disconnection failed. ISO, L2CAP and SCO connections refer to the hciconn without hciconnget, so disconncfm must be...

CVE-2023-53673

The CVE-2023-53673 issue is a Linux kernel Bluetooth vulnerability in the hci_event path. In hci_cs_disconnect, hci_conn_del is called even when disconnection failed, and ISO/L2CAP/SCO can reference hci_conn without hci_conn_get, so disconn_cfm must be called to clean up the conn; otherwise a use...

CVE-2023-53673

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcievent: call disconnect callback before deleting conn In hcicsdisconnect, we do hciconndel even if disconnection failed. ISO, L2CAP and SCO connections refer to the hciconn without hciconnget, so disconncfm must be...

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 a failure to call the disconnect callback before deleting a connection, which could lead to reuse after...