CVE ID:	CVE-2019-19768
Description:	In the Linux kernel 5.4.0-rc2, there is a use-after-free (read) in the __blk_add_trace function in kernel/trace/blktrace.c (which is used to fill out a blk_io_trace structure and place it in a per-cpu sub- buffer).
Test IDs:	1.3.6.1.4.1.25623.1.0.704698   1.3.6.1.4.1.25623.1.0.892242   1.3.6.1.4.1.25623.1.0.892241
Cross References:	Common Vulnerability Exposure (CVE) ID: CVE-2019-19768 Debian Security Information: DSA-4698 (Google Search) https://www.debian.org/security/2020/dsa-4698 https://bugzilla.kernel.org/show_bug.cgi?id=205711 https://lists.debian.org/debian-lts-announce/2020/06/msg00011.html https://lists.debian.org/debian-lts-announce/2020/06/msg00013.html https://lists.debian.org/debian-lts-announce/2020/06/msg00012.html SuSE Security Announcement: openSUSE-SU-2020:0388 (Google Search) http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00039.html https://usn.ubuntu.com/4342-1/ https://usn.ubuntu.com/4344-1/ https://usn.ubuntu.com/4345-1/ https://usn.ubuntu.com/4346-1/