A NULL pointer dereference flaw was found in dbFree in fs/jfs/jfs_dmap.c in the journaling file system (JFS) in the Linux Kernel. This issue may allow a local attacker to crash the system due to a missing sanity check.
Advisories
Source ID Title
EUVD EUVD EUVD-2023-54249 A NULL pointer dereference flaw was found in dbFree in fs/jfs/jfs_dmap.c in the journaling file system (JFS) in the Linux Kernel. This issue may allow a local attacker to crash the system due to a missing sanity check.
Ubuntu USN Ubuntu USN USN-6388-1 Linux kernel vulnerabilities
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Sat, 07 Nov 2026 14:00:00 +0000

Type Values Removed Values Added
First Time appeared Redhat rhel Els
CPEs cpe:/o:redhat:enterprise_linux:6
cpe:/o:redhat:enterprise_linux:7
cpe:/o:redhat:enterprise_linux:8
cpe:/o:redhat:enterprise_linux:9
cpe:/a:redhat:enterprise_linux:8
cpe:/a:redhat:enterprise_linux:9
cpe:/o:redhat:rhel_els:6
cpe:/o:redhat:rhel_els:7
Vendors & Products Redhat rhel Els

Tue, 04 Mar 2025 03:45:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2026-11-07T13:41:48.853Z

Reserved: 2023-08-16T16:04:42.571Z

Link: CVE-2023-4385

cve-icon Vulnrichment

Updated: 2024-08-02T07:24:04.791Z

cve-icon NVD

Status : Modified

Published: 2023-08-16T17:15:11.327

Modified: 2026-11-07T14:16:56.617

Link: CVE-2023-4385

cve-icon Redhat

Severity : Moderate

Publid Date: 2022-04-11T00:00:00Z

Links: CVE-2023-4385 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses