CVE-2017-12193

CVE Details

Release Date:	2017-11-02
Impact:	Moderate	What is this?

Description

The assoc_array_insert_into_terminal_node function in lib/assoc_array.cin the Linux kernel before 4.13.11 mishandles node splitting, which allows local users to cause a denial of service (NULL pointer dereference and panic) via a crafted application, as demonstrated by the keyring key type, and key addition and link creation operations.

See more information about CVE-2017-12193 from MITRE CVE dictionary and NIST NVD

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

CVSS v2 metrics

Base Score:	4.9
Vector String:	AV:L/AC:L/Au:N/C:N/I:N/A:C
Version:	2.0
Attack Vector:	Local
Attack Complexity:	Low
Authentication:	None
Confidentiality Impact:	None
Integrity Impact:	None
Availability Impact:	Complete

Errata information

Platform	Errata	Release Date
Oracle Linux version 6 (kernel-uek)	ELSA-2018-4025	2018-02-07
Oracle Linux version 7 (kernel)	ELSA-2018-0151	2018-01-25
Oracle Linux version 7 (kernel-uek)	ELSA-2018-4025	2018-02-07
Oracle VM version 3.4 (kernel-uek)	OVMSA-2018-0017	2018-02-07