What’s Vulnerable › Vulnerabilities

CVE-2026-46225: spi: rspi: fix controller deregistration

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-05-28 · updated 2026-10-30

Description

In the Linux kernel, the following vulnerability has been resolved: spi: rspi: fix controller deregistration Make sure to deregister the controller before releasing underlying resources like DMA during driver unbind.

Affected products

• Linux kernel: from 3.14 before 6.6.140; from 6.7 before 6.12.90; from 6.13 before 6.18.32; from 6.19 before 7.0.9 — fixed in 6.6.140, 6.12.90, 6.18.32, 7.0.9
• Linux: 3.14 — fixed in 7.1

How to fix

Upgrade to a fixed version: Linux kernel 6.6.140, 6.12.90, 6.18.32, 7.0.9; Linux 7.1. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/434804ab2089f1671a718b2af9f94a3b8f9f9b49
• https://git.kernel.org/stable/c/77defd64b405b680db73d767313fce770d368368
• https://git.kernel.org/stable/c/9944fa6726afb1e6eb7e2212764e7da0c97f2dcc
• https://git.kernel.org/stable/c/aee76c1dd189562c6678313caec12761f78a9ef3
• https://git.kernel.org/stable/c/c5090db1b31de3ef4db0cda7e822ab49cb572292
• https://git.kernel.org/stable/c/fee6abd9845c3edd217b0e429d09f764f9a5690e

Get alerted when CVE-2026-46225 or the next vulnerability affects your stack