A NULL pointer dereference flaw was found in the Linux kernel's GPU Nouveau driver functionality in versions prior to 5.12-rc1 in the way the user calls ioctl DRMIOCTLNOUVEAUCHANNELALLOC. This flaw allows a local user to crash the system.
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-25639.json"