CVE-2021-47552 blk-mq: cancel blk-mq dispatch work in both blk_cleanup_queue and disk_release()

In the Linux kernel, the following vulnerability has been resolved: blk-mq: cancel blk-mq dispatch work in both blkcleanupqueue and diskrelease For avoiding to slow down queue destroy, we don't call blkmqquiescequeue in blkcleanupqueue, instead of delaying to cancel dispatch work in...

Design/Logic Flaw

VeeamFSR.sys in Veeam Availability Suite before 10 and Veeam Backup & Replication before 10 has no device object DACL, which allows unprivileged users to achieve total control over filesystem I/O requests...