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VulnerabilityPublished Updated

CVE-2025-37860: Linux kernel · sfc: fix NULL dereferences in ef100_process_design_param()

Affects Linux kernelSource GCVE Database

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Not known to be exploited · CVSS 5.5 Medium.

Data as of 30 Oct 2026, 14:05 UTC

CVSS 3.1 base score
5.5Medium
How severe the flaw is on the 0–10 CVSS scale.

Thin evidence

One scorer or none
CVSS scores by source
CISA-ADPCVSS 3.15.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 18 Apr 2025

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 30 Oct 2026.

What to do

AI-suggested

A fix for this vulnerability has been implemented in the Linux kernel by adjusting the initialization sequence and error handling in the sfc driver. Users should apply the official Linux kernel updates that include this fix once available.

Description

CVE-2025-37860 is a medium severity vulnerability in the Linux kernel involving NULL pointer dereferences in the ef100_process_design_param() function of the sfc driver. The issue arises because certain functions run before the network device is created, leading to unsafe calls that can cause kernel crashes. The problem was fixed by moving network interface calls to a safer initialization phase and improving error reporting.

References

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