CVE-2023-6931

CVE Details

Release Date:	2023-11-29
Impact:	Moderate	What is this?

Description

A heap out-of-bounds write vulnerability in the Linux kernel's Performance Events system component can be exploited to achieve local privilege escalation.\nA perf_event's read_size can overflow, leading to an heap out-of-bounds increment or write in perf_read_group().\nWe recommend upgrading past commit 382c27f4ed28f803b1f1473ac2d8db0afc795a1b.

See more information about CVE-2023-6931 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:	7.0
Vector String:	CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Version:	3.0
Attack Vector:	Local
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 8 (kernel)	ELSA-2024-1607	2024-04-10
Oracle Linux version 9 (kernel)	ELSA-2024-2394	2024-05-02