The vulnerability of the idxd_free() function in the lib/refcount.c library of the dmaengine component of the Linux operating system allows a hacker to cause a service failure.

The vulnerability of the idxdfree function in the lib/refcount.c library of the dmaengine component of the Linux operating system’s kernel relates to the use of memory after it is freed. Exploiting this vulnerability could allow a malicious actor to cause a service failure...