CVE-2021-3609

CVE Details

Release Date:

2022-03-03

Description

.A flaw was found in the CAN BCM networking protocol in the Linux kernel, where a local attacker can abuse a flaw in the CAN subsystem to corrupt memory, crash the system or escalate privileges. This race condition in net/can/bcm.c in the Linux kernel allows for local privilege escalation to root.

See more information about CVE-2021-3609 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:	7	Base Metrics:	AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Access Vector:	Local network	Attack Complexity:	High
Privileges Required:	Low	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-2021-9442	2021-09-08
Oracle Linux version 7 (kernel-uek)	ELSA-2021-9442	2021-09-08
Oracle Linux version 7 (kernel-uek)	ELSA-2021-9450	2021-09-16
Oracle Linux version 7 (kernel-uek)	ELSA-2021-9452	2021-09-21
Oracle Linux version 7 (kernel-uek-container)	ELSA-2021-9451	2021-09-16
Oracle Linux version 7 (kernel-uek-container)	ELSA-2021-9453	2021-09-21
Oracle Linux version 8 (kernel)	ELSA-2021-3057	2021-08-11
Oracle Linux version 8 (kernel-uek)	ELSA-2021-9450	2021-09-16
Oracle Linux version 8 (kernel-uek-container)	ELSA-2021-9451	2021-09-16
Oracle VM version 3 (kernel-uek)	OVMSA-2021-0030	2021-09-09

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