CVE-2018-18386

CVE Details

Release Date:

2018-10-17

Description

drivers/tty/n_tty.c in the Linux kernel before 4.14.11 allows local attackers (who are able to access pseudo terminals) to hang/block further usage of any pseudo terminal devices due to an EXTPROC versus ICANON confusion in TIOCINQ.

See more information about CVE-2018-18386 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:	3.3	Base Metrics:	AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Access Vector:	Local network	Attack Complexity:	Low
Privileges Required:	Low	User Interaction:	None
Scope:	Unchanged	Confidentiality Impact:	None
Integrity Impact:	None	Availability Impact:	Low

Errata information

Platform	Errata	Release Date
Oracle Linux version 6 (kernel-uek)	ELSA-2018-4307	2018-12-11
Oracle Linux version 7 (kernel-uek)	ELSA-2018-4307	2018-12-11
Oracle VM version 3.4 (kernel-uek)	OVMSA-2018-0289	2018-12-13

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