CVE-2018-19985

CVE Details

Release Date:	2019-03-21
Impact:	None	What is this?

Description

The function hso_get_config_data in drivers/net/usb/hso.c in the Linux kernel through 4.19.8 reads if_num from the USB device (as a u8) and uses it to index a small array, resulting in an object out-of-bounds (OOB) read that potentially allows arbitrary read in the kernel address space.

See more information about CVE-2018-19985 from MITRE CVE dictionary and NIST NVD

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

CVSS v3 metrics

Base Score:	4.6
Vector String:	CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Version:	3.0
Attack Vector:	Physical
Attack Complexity:	Low
Privileges Required:	None
User Interaction:	None
Scope:	Unchanged
Confidentiality Impact:	High
Integrity Impact:	None
Availability Impact:	None

Errata information

Platform	Errata	Release Date
Oracle Linux version 5 (kernel-uek)	ELSA-2019-4646	2019-05-16
Oracle Linux version 6 (dtrace-modules-3.8.13-118.34.1.el6uek)	ELSA-2019-4644	2019-05-16
Oracle Linux version 6 (kernel-uek)	ELSA-2019-4642	2019-05-15
Oracle Linux version 6 (kernel-uek)	ELSA-2019-4644	2019-05-16
Oracle Linux version 6 (kernel-uek)	ELSA-2019-4646	2019-05-16
Oracle Linux version 7 (dtrace-modules-3.8.13-118.34.1.el7uek)	ELSA-2019-4644	2019-05-16
Oracle Linux version 7 (kernel)	ELSA-2020-1016	2020-04-06
Oracle Linux version 7 (kernel-uek)	ELSA-2019-4642	2019-05-15
Oracle Linux version 7 (kernel-uek)	ELSA-2019-4643	2019-05-16
Oracle Linux version 7 (kernel-uek)	ELSA-2019-4644	2019-05-16
Oracle Linux version 8 (kernel)	ELSA-2019-3517	2019-11-14
Oracle VM version 3.4 (kernel-uek)	OVMSA-2019-0022	2019-05-28