CVE-2025-38736

EUVD-2025-31553
In the Linux kernel, the following vulnerability has been resolved:

net: usb: asix_devices: Fix PHY address mask in MDIO bus initialization

Syzbot reported shift-out-of-bounds exception on MDIO bus initialization.

The PHY address should be masked to 5 bits (0-31). Without this
mask, invalid PHY addresses could be used, potentially causing issues
with MDIO bus operations.

Fix this by masking the PHY address with 0x1f (31 decimal) to ensure
it stays within the valid range.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
siemens-SADPADP
7.1 HIGH
LOCAL
LOW
LOW
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 7%
Affected Products (NVD)
VendorProductVersion
linuxlinux_kernel
6.15.11 ≤
𝑥
< 6.16
linuxlinux_kernel
6.16.2 ≤
𝑥
< 6.16.4
linuxlinux_kernel
6.12.43
linuxlinux_kernel
6.17:rc2
debiandebian_linux
11.0
𝑥
= Vulnerable software versions
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources.
VendorProductVersionSource
SiemensSIMATIC CN 4100
𝑥
< V5.0
ADP
siemenssimatic_cn_4100
𝑥
< 5.0
ADP
Debian logo
Debian Releases
Debian Product
Codename
linux
bookworm
6.1.170-3
fixed
bookworm (security)
6.1.174-1
fixed
bullseye
5.10.223-1
fixed
bullseye (security)
5.10.257-1
fixed
forky
7.0.10-1
fixed
sid
7.0.10-1
fixed
trixie
6.12.86-1
fixed
trixie (security)
6.12.90-2
fixed
linux-6.1
bullseye (security)
6.1.174-1~deb11u1
fixed
openSUSE logo
openSUSE / SLES Releases
openSUSE Product
Release
kernel-64kb
suse enterprise desktop 15 SP6
6.4.0-150600.23.73.1
fixed
suse enterprise desktop 15 SP7
6.4.0-150700.53.22.1
fixed
suse enterprise sap 15 SP6
6.4.0-150600.23.73.1
fixed
suse enterprise sap 15 SP7
6.4.0-150700.53.22.1
fixed
suse enterprise server 15 SP6
6.4.0-150600.23.73.1
fixed
suse enterprise server 15 SP7
6.4.0-150700.53.22.1
fixed
kernel-azure
suse enterprise sap 15 SP6
6.4.0-150600.8.52.1
fixed
suse enterprise sap 15 SP7
6.4.0-150700.20.18.1
fixed
suse enterprise server 15 SP6
6.4.0-150600.8.52.1
fixed
suse enterprise server 15 SP7
6.4.0-150700.20.18.1
fixed
kernel-default
suse enterprise desktop 15 SP6
6.4.0-150600.23.73.1
fixed
suse enterprise desktop 15 SP7
6.4.0-150700.53.22.1
fixed
suse enterprise sap 15 SP6
6.4.0-150600.23.73.1
fixed
suse enterprise sap 15 SP7
6.4.0-150700.53.22.1
fixed
suse enterprise server 15 SP6
6.4.0-150600.23.73.1
fixed
suse enterprise server 15 SP7
6.4.0-150700.53.22.1
fixed
kernel-default-base
suse enterprise desktop 15 SP6
6.4.0-150600.23.73.1.150600.12.32.1
fixed
suse enterprise desktop 15 SP7
6.4.0-150700.53.22.1.150700.17.15.1
fixed
suse enterprise sap 15 SP6
6.4.0-150600.23.73.1.150600.12.32.1
fixed
suse enterprise sap 15 SP7
6.4.0-150700.53.22.1.150700.17.15.1
fixed
suse enterprise server 15 SP6
6.4.0-150600.23.73.1.150600.12.32.1
fixed
suse enterprise server 15 SP7
6.4.0-150700.53.22.1.150700.17.15.1
fixed
kernel-docs
suse enterprise desktop 15 SP6
6.4.0-150600.23.73.1
fixed
suse enterprise desktop 15 SP7
6.4.0-150700.53.22.1
fixed
suse enterprise sap 15 SP6
6.4.0-150600.23.73.1
fixed
suse enterprise sap 15 SP7
6.4.0-150700.53.22.1
fixed
suse enterprise server 15 SP6
6.4.0-150600.23.73.1
fixed
suse enterprise server 15 SP7
6.4.0-150700.53.22.1
fixed
kernel-macros
suse enterprise desktop 15 SP6
6.4.0-150600.23.73.1
fixed
suse enterprise desktop 15 SP7
6.4.0-150700.53.22.1
fixed
suse enterprise sap 15 SP6
6.4.0-150600.23.73.1
fixed
suse enterprise sap 15 SP7
6.4.0-150700.53.22.1
fixed
suse enterprise server 15 SP6
6.4.0-150600.23.73.1
fixed
suse enterprise server 15 SP7
6.4.0-150700.53.22.1
fixed
kernel-obs-build
suse enterprise desktop 15 SP6
6.4.0-150600.23.73.1
fixed
suse enterprise desktop 15 SP7
6.4.0-150700.53.22.1
fixed
suse enterprise sap 15 SP6
6.4.0-150600.23.73.1
fixed
suse enterprise sap 15 SP7
6.4.0-150700.53.22.1
fixed
suse enterprise server 15 SP6
6.4.0-150600.23.73.1
fixed
suse enterprise server 15 SP7
6.4.0-150700.53.22.1
fixed
kernel-source
suse enterprise desktop 15 SP6
6.4.0-150600.23.73.1
fixed
suse enterprise desktop 15 SP7
6.4.0-150700.53.22.1
fixed
suse enterprise sap 15 SP6
6.4.0-150600.23.73.1
fixed
suse enterprise sap 15 SP7
6.4.0-150700.53.22.1
fixed
suse enterprise server 15 SP6
6.4.0-150600.23.73.1
fixed
suse enterprise server 15 SP7
6.4.0-150700.53.22.1
fixed
kernel-source-azure
suse enterprise sap 15 SP6
6.4.0-150600.8.52.1
fixed
suse enterprise sap 15 SP7
6.4.0-150700.20.18.1
fixed
suse enterprise server 15 SP6
6.4.0-150600.8.52.1
fixed
suse enterprise server 15 SP7
6.4.0-150700.20.18.1
fixed
kernel-syms
suse enterprise desktop 15 SP6
6.4.0-150600.23.73.1
fixed
suse enterprise desktop 15 SP7
6.4.0-150700.53.22.1
fixed
suse enterprise sap 15 SP6
6.4.0-150600.23.73.1
fixed
suse enterprise sap 15 SP7
6.4.0-150700.53.22.1
fixed
suse enterprise server 15 SP6
6.4.0-150600.23.73.1
fixed
suse enterprise server 15 SP7
6.4.0-150700.53.22.1
fixed
kernel-syms-azure
suse enterprise sap 15 SP6
6.4.0-150600.8.52.1
fixed
suse enterprise sap 15 SP7
6.4.0-150700.20.18.1
fixed
suse enterprise server 15 SP6
6.4.0-150600.8.52.1
fixed
suse enterprise server 15 SP7
6.4.0-150700.20.18.1
fixed
kernel-zfcpdump
suse enterprise desktop 15 SP6
6.4.0-150600.23.73.1
fixed
suse enterprise desktop 15 SP7
6.4.0-150700.53.22.1
fixed
suse enterprise sap 15 SP6
6.4.0-150600.23.73.1
fixed
suse enterprise sap 15 SP7
6.4.0-150700.53.22.1
fixed
suse enterprise server 15 SP6
6.4.0-150600.23.73.1
fixed
suse enterprise server 15 SP7
6.4.0-150700.53.22.1
fixed