CVE Database›Document archive›CVE-2023-54063

CVE-2023-54063

kernel: Linux kernel: Out-of-bounds read in NTFS3 filesystem driver

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Severity

Important

Red Hat Product Security

7.8

CVSS 3.1

Review impact separately from score.

Published · December 24, 2025

Updated · August 20, 2026

Description

A flaw was found in the Linux kernel's NTFS3 filesystem driver. A local attacker could exploit an out-of-bounds read vulnerability in the indx_insert_into_buffer function. This occurs when an incorrect index value leads to reading beyond allocated memory during a memmove operation. Successful exploitation could result in information disclosure, data corruption, or a denial of service (DoS) on the system.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 7.8
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CWE-125 · Out-of-bounds Read