CVE-2023-52448

CVE Details

Release Date:

2024-02-22

Description

In the Linux kernel, the following vulnerability has been resolved:\ngfs2: Fix kernel NULL pointer dereference in gfs2_rgrp_dump\nSyzkaller has reported a NULL pointer dereference when accessing\nrgd->rd_rgl in gfs2_rgrp_dump(). This can happen when creating\nrgd->rd_gl fails in read_rindex_entry(). Add a NULL pointer check in\ngfs2_rgrp_dump() to prevent that.

See more information about CVE-2023-52448 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:	4.7	Base Metrics:	AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
Access Vector:	Local network	Attack Complexity:	High
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 8 (kernel)	ELSA-2024-3138	2024-05-23
Oracle Linux version 9 (kernel)	ELSA-2024-2394	2024-05-02

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