PT-2025-37631

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a use-after-free issue within the block, bfq subsystem, specifically related to bfqq in the bfq exit icq bfqq function. The commit 64dc8c732f5c addresses this b...

Vulnerability of the `bfq_check_ioprio_change()` and `__bfq_bic_change_cgroup()` functions in the Linux operating system, allowing a hacker to trigger a service failure

The vulnerability of the bfqcheckiopriochange and bfqbicchangecgroup functions in the Linux kernel is related to the use of memory after deallocation. Exploiting this vulnerability can allow an attacker to cause a service failure...

SUSE CVE-2024-53182

In the Linux kernel, the following vulnerability has been resolved: Revert "block, bfq: merge bfqreleaseprocessref into bfqputcooperator" This reverts commit bc3b1e9e7c50e1de0f573eea3871db61dd4787de. The bic is associated with syncbfqq, and bfqreleaseprocessref cannot be put into bfqputcooperator...

kernel: use-after-free in block/bfq-iosched.c related to bfq_idle_slice_timer_body

A flaw was found in the Linux kernel's implementation of the BFQ IO scheduler. This flaw allows a local user able to groom system memory to cause kernel memory corruption and possible privilege escalation by abusing a race condition in the IO scheduler...