What’s Vulnerable › Vulnerabilities

CVE-2025-21741: usbnet: ipheth: fix DPE OoB read

• Severity: high (CVSS 7.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-02-27 · updated 2026-06-17
• Weakness: CWE-125

Description

In the Linux kernel, the following vulnerability has been resolved: usbnet: ipheth: fix DPE OoB read Fix an out-of-bounds DPE read, limit the number of processed DPEs to the amount that fits into the fixed-size NDP16 header.

Affected products

• Linux kernel: from 6.5 before 6.6.78; from 6.7 before 6.12.14; from 6.13 before 6.13.3 — fixed in 6.12.14, 6.13.3, 6.6.78

How to fix

Upgrade to a fixed version: Linux kernel 6.12.14, 6.13.3, 6.6.78. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/22475242ddb70e35c9148234be9a3aa9fb8efff9
• https://git.kernel.org/stable/c/5835bf66c50ac2b85ed28b282c2456c3516ef0a6
• https://git.kernel.org/stable/c/971b8c572559e52d32a2b82f2d9e0685439a0117
• https://git.kernel.org/stable/c/ee591f2b281721171896117f9946fced31441418

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