PT-2025-8853 · Linux+5 · Linux Kernel+5

Foster Snowhill

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Published

2025-01-26

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Updated

2026-04-20

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CVE-2025-21741

CVSS v3.1

7.1

High

VectorAV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)
Description The issue concerns an out-of-bounds DPE read in the Linux kernel, specifically in the ipheth component of the usbnet module. The problem has been fixed by limiting the number of processed DPEs to the amount that fits into the fixed-size NDP16 header.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Out of bounds Read

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Weakness Enumeration

CWE-125

Related Identifiers

ALSA-2025:20095
ALT-PU-2025-12647
BDU:2025-11890
CVE-2025-21741
OESA-2025-1446
OESA-2025-1450
OPENSUSE-SU-2025_1177-1
OPENSUSE-SU-2025_1178-1
OPENSUSE-SU-2025_1180-1
RHSA-2025:20095
SUSE-SU-2025:01919-1
SUSE-SU-2025:1177-1
SUSE-SU-2025:1178-1
SUSE-SU-2025:1180-1
SUSE-SU-2025:20190-1
SUSE-SU-2025:20192-1
SUSE-SU-2025:20260-1
SUSE-SU-2025:20270-1
SUSE-SU-2025_1177-1
SUSE-SU-2025_1178-1
SUSE-SU-2025_1180-1
USN-7521-1
USN-7521-2
USN-7521-3
USN-7651-1
USN-7651-2
USN-7651-3
USN-7651-4
USN-7651-5
USN-7651-6
USN-7652-1
USN-7653-1
USN-7737-1

Affected Products

Alt Linux
Astra Linux
Linuxmint
Linux Kernel
Suse
Ubuntu