The do_hidp_sock_ioctl function in net/bluetooth/hidp/sock.c in the Linux kernel before 5.0.15 allows a local user to obtain potentially sensitive information from kernel stack memory via a HIDPCONNADD command, because a name field may not end with a '\0' character.
http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00037.html
http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00043.html
http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00071.html
https://access.redhat.com/errata/RHSA-2019:3309
https://access.redhat.com/errata/RHSA-2019:3517
https://access.redhat.com/errata/RHSA-2020:0740
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.0.15
https://github.com/torvalds/linux/commit/a1616a5ac99ede5d605047a9012481ce7ff18b16
https://lists.debian.org/debian-lts-announce/2019/06/msg00010.html
https://lists.debian.org/debian-lts-announce/2019/06/msg00011.html
https://seclists.org/bugtraq/2019/Jun/26
https://usn.ubuntu.com/4068-1/
https://usn.ubuntu.com/4068-2/
https://usn.ubuntu.com/4069-1/
https://usn.ubuntu.com/4069-2/
https://usn.ubuntu.com/4076-1/