CVE-2023-53019

Published: Mar 27, 2025Modified: Jun 17, 2026

7.8

Vector

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

Exploitability: 1.8 / Impact: 5.9

Source: NVD

Description

In the Linux kernel, the following vulnerability has been resolved: net: mdio: validate parameter addr in mdiobus_get_phy() The caller may pass any value as addr, what may result in an out-of-bounds access to array mdio_map. One existing case is stmmac_init_phy() that may pass -1 as addr. Therefore validate addr before using it.

Affected (10)

Products: Linux: Linux Kernel

Linux

1 product

Linux Kernel

Configuration A

10 vulnerable

Vulnerable Software	Affected Versions
Linux Linux Kernel	4.15 ≤ version < 4.19.272
Linux Linux Kernel	4.20 ≤ version < 5.4.231
Linux Linux Kernel	4.5 ≤ version < 4.14.305
Linux Linux Kernel	5.11 ≤ version < 5.15.91
Linux Linux Kernel	5.16 ≤ version < 6.1.9
Linux Linux Kernel	5.5 ≤ version < 5.10.166
Linux Linux Kernel	Version 6.2 rc1
Linux Linux Kernel	Version 6.2 rc2
Linux Linux Kernel	Version 6.2 rc3
Linux Linux Kernel	Version 6.2 rc4