VULNERABILITY INTELLIGENCE

CVE-2023-52448

CVSS score5.5 MEDIUM
EPSS probability0.24%
CISA KEVNot currently listed
Published2024-02-22
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Description

In the Linux kernel, the following vulnerability has been resolved: gfs2: Fix kernel NULL pointer dereference in gfs2_rgrp_dump Syzkaller has reported a NULL pointer dereference when accessing rgd->rd_rgl in gfs2_rgrp_dump(). This can happen when creating rgd->rd_gl fails in read_rindex_entry(). Add a NULL pointer check in gfs2_rgrp_dump() to prevent that.

Weakness classification

  • nvd@nist.gov: CWE-476

Primary references