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.
References
Link Providers
http://packetstormsecurity.com/files/154059/Slackware-Security-Advisory-Slackware-14.2-kernel-Updates.html cve-icon cve-icon
http://packetstormsecurity.com/files/154408/Kernel-Live-Patch-Security-Notice-LSN-0055-1.html cve-icon cve-icon
http://packetstormsecurity.com/files/154951/Kernel-Live-Patch-Security-Notice-LSN-0058-1.html cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2019:3055 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2019:3076 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2019:3089 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2019:3217 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2020:0100 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2020:0103 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2020:0543 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2020:0664 cve-icon cve-icon
https://access.redhat.com/errata/RHSA-2020:0698 cve-icon cve-icon
https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.18.7 cve-icon cve-icon
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=54648cf1ec2d7f4b6a71767799c45676a138ca24 cve-icon cve-icon
https://github.com/torvalds/linux/commit/54648cf1ec2d7f4b6a71767799c45676a138ca24 cve-icon cve-icon
https://lists.debian.org/debian-lts-announce/2019/08/msg00017.html cve-icon cve-icon
https://nvd.nist.gov/vuln/detail/CVE-2018-20856 cve-icon
https://seclists.org/bugtraq/2019/Aug/18 cve-icon cve-icon
https://seclists.org/bugtraq/2019/Aug/26 cve-icon cve-icon
https://security.netapp.com/advisory/ntap-20190905-0002/ cve-icon cve-icon
https://support.f5.com/csp/article/K14673240?utm_source=f5support&amp%3Butm_medium=RSS cve-icon cve-icon
https://usn.ubuntu.com/4094-1/ cve-icon cve-icon
https://usn.ubuntu.com/4116-1/ cve-icon cve-icon
https://usn.ubuntu.com/4118-1/ cve-icon cve-icon
https://www.cve.org/CVERecord?id=CVE-2018-20856 cve-icon
https://www.debian.org/security/2019/dsa-4497 cve-icon cve-icon
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2019-07-26T04:40:41

Updated: 2024-08-05T12:12:29.597Z

Reserved: 2019-07-26T00:00:00

Link: CVE-2018-20856

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2019-07-26T05:15:10.517

Modified: 2023-11-07T02:56:21.887

Link: CVE-2018-20856

cve-icon Redhat

Severity : Important

Publid Date: 2019-07-26T00:00:00Z

Links: CVE-2018-20856 - Bugzilla