CVE-2023-52820

kernel: drm_lease.c: copy user-array safely

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Severity

Unknown

Red Hat Product Security

CVSS 3.1

Review impact separately from score.

Published · May 21, 2024

Updated · November 21, 2025

Description

[REJECTED CVE] In the Linux kernel, the following vulnerability has been resolved:

drm_lease.c: copy user-array safely

Currently, there is no overflow-check with memdup_user().

Use the new function memdup_array_user() instead of memdup_user() for duplicating the user-space array safely.

Statement

This CVE has been rejected upstream: https://lore.kernel.org/linux-cve-announce/2024052441-REJECTED-db42@gregkh/

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 · 0
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:N

CWE not specified