The vulnerability of the bcm_rx_setup() function in the net/can/bcm.c module of the Linux kernel’s CAN subsystem allows a hacker to cause a service failure.

The vulnerability of the bcmrxsetup function in the net/can/bcm.c module of the Linux kernel’s CAN subsystem is related to synchronization errors when using shared resources. Exploiting this vulnerability can allow an attacker to cause a service failure...

CVE-2026-23362

A flaw was found in the Linux kernel's Controller Area Network CAN Broadcast Manager BCM module. When the RXRTRFRAME flag is set and a specific Remote Transmission Request RTR frame is received, the bcmtxlock was not properly initialized in the bcmrxsetup function. This missing initialization of...

CVE-2026-23362 can: bcm: fix locking for bcm_op runtime updates

In the Linux kernel, the following vulnerability has been resolved: can: bcm: fix locking for bcmop runtime updates Commit c2aba69d0c36 "can: bcm: add locking for bcmop runtime updates" added a locking for some variables that can be modified at runtime when updating the sending bcmop with a new...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the lack of spinlock initialization in the bcmrxsetup module. This vulnerability may lead to...