CVE ID:	CVE-2021-3564
Description:	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 kernel versions starting from 3.13.
Test IDs:	None available
Cross References:	Common Vulnerability Exposure (CVE) ID: CVE-2021-3564 [debian-lts-announce] 20210623 [SECURITY] [DLA 2689-1] linux security update https://lists.debian.org/debian-lts-announce/2021/06/msg00020.html [debian-lts-announce] 20210623 [SECURITY] [DLA 2690-1] linux-4.19 security update https://lists.debian.org/debian-lts-announce/2021/06/msg00019.html [oss-security] 20210525 CVE-2021-3564 Linux Bluetooth device initialization implementation bug http://www.openwall.com/lists/oss-security/2021/05/25/1 [oss-security] 20210601 Re: CVE-2021-3564 Linux Bluetooth device initialization implementation bug http://www.openwall.com/lists/oss-security/2021/06/01/2 https://bugzilla.redhat.com/show_bug.cgi?id=1964139 https://bugzilla.redhat.com/show_bug.cgi?id=1964139 https://www.openwall.com/lists/oss-security/2021/05/25/1 https://www.openwall.com/lists/oss-security/2021/05/25/1