How severe is CVE-2025-21743?

This vulnerability has a severity rating of HIGH with a CVSS score of 7.1 out of 10.

What type of vulnerability is CVE-2025-21743?

This is classified as CWE-125, which is a common weakness in software security.

CVE-2025-21743 - HIGH Severity | CVSS 7.1

Vulnerability Description

In the Linux kernel, the following vulnerability has been resolved: usbnet: ipheth: fix possible overflow in DPE length check Originally, it was possible for the DPE length check to overflow if wDatagramIndex + wDatagramLength > U16_MAX. This could lead to an OoB read. Move the wDatagramIndex term to the other side of the inequality. An existing condition ensures that wDatagramIndex < urb->actual_length.

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