Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: block: Disable the elevator delgendisk. The elevator is only used for file system operations, which are halted during delgendisk. Disabling the elevator and freeing the scheduler tags should be moved to the end of delgendisk,...

CVE-2022-49694

The Linux kernel contains a use-after-free vulnerability in the del_gendisk function. The issue occurs because disabling the elevator and freeing the scheduler tags were being performed in disk_release and blk_cleanup_queue, where the q->tag_set might already be dead. To resolve this, the work...