The vulnerability of the blkcg_init_disk() function in the block/blk-cgroup.c module, which supports the Linux kernel’s block-level support, allows a attacker to cause a service failure.

The vulnerability of the blkcginitdisk function in the block/blk-cgroup.c module, which supports the Linux kernel’s block-level support, involves the failure to release resources after their useful life has expired. Exploiting this vulnerability could allow an attacker to cause service failures...

CVE-2023-53823

CVE-2023-53823 concerns a Linux kernel vulnerability in rq_qos synchronization that was fixed by adding a disk-level mutex (rq_qos_mutex) to protect rq_qos_exit() and related interactions with iocost/iolatency and blkcg policies. The bug stemmed from potential concurrent access to q->rq_qos du...

PT-2025-49714

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a flaw related to the handling of request queue quality of service rq qos APIs. Specifically, concurrent access to rq qos without proper synchronization...