CVE-2019-9213

CVE Details

Release Date:

2019-03-05

Description

In the Linux kernel before 4.20.14, expand_downwards in mm/mmap.c lacks a check for the mmap minimum address, which makes it easier for attackers to exploit kernel NULL pointer dereferences on non-SMAP platforms. This is related to a capability check for the wrong task.

See more information about CVE-2019-9213 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:	5.5	Base Metrics:	AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Access Vector:	Local network	Attack Complexity:	Low
Privileges Required:	Low	User Interaction:	None
Scope:	Unchanged	Confidentiality Impact:	None
Integrity Impact:	None	Availability Impact:	High

Errata information

Platform	Errata	Release Date
Oracle Linux version 6 (kernel-uek)	ELSA-2022-9761	2022-09-06
Oracle Linux version 7 (kernel-uek)	ELSA-2019-4612	2019-04-12
Oracle Linux version 7 (kernel-uek)	ELSA-2022-9761	2022-09-06
Oracle Linux version 8 (kernel)	ELSA-2019-1479	2019-07-30
Oracle VM version 3 (kernel-uek)	OVMSA-2022-0024	2022-09-06

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