K25511825: Linux kernel vulnerabilities CVE-2021-3564, CVE-2021-3573, and CVE-2021-3752

Security Advisory Description CVE-2021-3564 A flaw double-free memory corruption in the Linux kernel HCI device initialization subsystem was found in the way user attach malicious HCI TTY Bluetooth device. A local user could use this flaw to crash the system. This flaw affects all the Linux kerne...