4 matches found
CVE-2023-54201
In the Linux kernel, the following vulnerability has been resolved: RDMA/efa: Fix wrong resources deallocation order When trying to destroy QP or CQ, we first decrease the refcount and potentially free memory regions allocated for the object and then request the device to destroy the object. If t...
kernel: block: fix uaf for flush rq while iterating tags
A flaw was found in the Linux kernel's block layer. When a storage disk is removed or unregistered, improper state handling fails to clear request mappings, leaving stale references to released memory. A local user with administrative privileges could exploit this use-after-free vulnerability...
DEBIAN-CVE-2024-49943
In the Linux kernel, the following vulnerability has been resolved: drm/xe/gucsubmit: add missing locking in wedgedfini Any non-wedged queue can have a zero refcount here and can be running concurrently with an async queue destroy, therefore dereferencing the queue ptr to check wedge status after...
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...