CVE-2018-20836

CVE Details

Release Date:

2019-05-07

Description

An issue was discovered in the Linux kernel before 4.20. There is a race condition in smp_task_timedout() and smp_task_done() in drivers/scsi/libsas/sas_expander.c, leading to a use-after-free.

See more information about CVE-2018-20836 from MITRE CVE dictionary and NIST NVD

CVSS v3.0 metrics

NOTE: The following CVSS v3.0 metrics and score provided are preliminary and subject to review.

Base Score:	8.1	Base Metrics:	AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Access Vector:	Network	Attack Complexity:	High
Privileges Required:	None	User Interaction:	None
Scope:	Unchanged	Confidentiality Impact:	High
Integrity Impact:	High	Availability Impact:	High

Errata information

Platform	Errata	Release Date
Oracle Linux version 6 (kernel-uek)	ELSA-2019-4670	2019-06-04
Oracle Linux version 7 (kernel)	ELSA-2020-4060	2020-10-06
Oracle Linux version 7 (kernel-uek)	ELSA-2019-4670	2019-06-04
Oracle Linux version 7 (kernel-uek)	ELSA-2019-4685	2019-06-17
Oracle VM version 3.4 (kernel-uek)	OVMSA-2019-0024	2019-06-04

This page is generated automatically and has not been checked for errors or omissions. For clarification or corrections please contact the Oracle Linux ULN team