CVE ID:	CVE-2018-20856
Description:	An issue was discovered in the Linux kernel before 4.18.7. In block/blk-core.c, there is an __blk_drain_queue() use-after-free because a certain error case is mishandled.
Test IDs:	1.3.6.1.4.1.25623.1.0.704497   1.3.6.1.4.1.25623.1.0.891885
Cross References:	Common Vulnerability Exposure (CVE) ID: CVE-2018-20856 Bugtraq: 20190813 [SECURITY] [DSA 4497-1] linux security update (Google Search) https://seclists.org/bugtraq/2019/Aug/18 Bugtraq: 20190814 [slackware-security] Slackware 14.2 kernel (SSA:2019-226-01) (Google Search) https://seclists.org/bugtraq/2019/Aug/26 Debian Security Information: DSA-4497 (Google Search) https://www.debian.org/security/2019/dsa-4497 http://packetstormsecurity.com/files/154059/Slackware-Security-Advisory-Slackware-14.2-kernel-Updates.html http://packetstormsecurity.com/files/154408/Kernel-Live-Patch-Security-Notice-LSN-0055-1.html http://packetstormsecurity.com/files/154951/Kernel-Live-Patch-Security-Notice-LSN-0058-1.html https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.18.7 https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=54648cf1ec2d7f4b6a71767799c45676a138ca24 https://github.com/torvalds/linux/commit/54648cf1ec2d7f4b6a71767799c45676a138ca24 https://lists.debian.org/debian-lts-announce/2019/08/msg00017.html RedHat Security Advisories: RHSA-2019:3055 https://access.redhat.com/errata/RHSA-2019:3055 RedHat Security Advisories: RHSA-2019:3076 https://access.redhat.com/errata/RHSA-2019:3076 RedHat Security Advisories: RHSA-2019:3089 https://access.redhat.com/errata/RHSA-2019:3089 RedHat Security Advisories: RHSA-2019:3217 https://access.redhat.com/errata/RHSA-2019:3217 RedHat Security Advisories: RHSA-2020:0100 https://access.redhat.com/errata/RHSA-2020:0100 RedHat Security Advisories: RHSA-2020:0103 https://access.redhat.com/errata/RHSA-2020:0103 RedHat Security Advisories: RHSA-2020:0543 https://access.redhat.com/errata/RHSA-2020:0543 RedHat Security Advisories: RHSA-2020:0664 https://access.redhat.com/errata/RHSA-2020:0664 RedHat Security Advisories: RHSA-2020:0698 https://access.redhat.com/errata/RHSA-2020:0698 https://usn.ubuntu.com/4094-1/ https://usn.ubuntu.com/4116-1/ https://usn.ubuntu.com/4118-1/