CVE-2023-3090

CVE Details

Release Date:	2023-05-10
Impact:	Important	What is this?

Description

A heap out-of-bounds write vulnerability in the Linux Kernel ipvlan network driver can be exploited to achieve local privilege escalation. The out-of-bounds write is caused by missing skb->cb initialization in the ipvlan network driver. The vulnerability is reachable if CONFIG_IPVLAN is enabled. We recommend upgrading past commit 90cbed5247439a966b645b34eb0a2e037836ea8e.

See more information about CVE-2023-3090 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:	7.8
Vector String:	CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Version:	3.0
Attack Vector:	Local
Attack Complexity:	Low
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-2023-12688	2023-07-31
Oracle Linux version 7 (kernel-uek)	ELSA-2023-12688	2023-07-31
Oracle Linux version 8 (kernel)	ELSA-2023-5244	2023-09-21
Oracle Linux version 9 (kernel)	ELSA-2023-4377	2023-08-04
Oracle VM version 3 (kernel-uek)	OVMSA-2023-0018	2023-08-03