What’s Vulnerable › Vulnerabilities

CVE-2026-90101: bnxt_en: Fix call to hardware monitoring event handler

• Severity: unknown
• 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: 2026-09-17 · updated 2026-10-19

Description

In the Linux kernel, the following vulnerability has been resolved: bnxt_en: Fix call to hardware monitoring event handler The first parameter of hwmon_notify_event() is supposed to be the hardware monitoring device. The bnxt driver calls it with the platform device as first parameter instead. This API break results in undefined behavior and may result in a crash. Pass the hardware monitoring device as parameter instead to fix the problem.

Affected products

• Linux kernel: 6.7 — fixed in 7.3

How to fix

Upgrade to a fixed version: Linux kernel 7.3. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/001ff5d8e68aacd91768b824b930dd7e68db6688
• https://git.kernel.org/stable/c/622d698df4239fef3e0eb51fe59f4198f957f28a
• https://git.kernel.org/stable/c/b17907ef665bc76a495a8f909f74656d3f32b7a2
• https://git.kernel.org/stable/c/e3cad8389a72b8a309b5689c1683310126b0d7da

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