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VulnerabilityPublished Updated

CVE-2026-46225: Linux kernel · spi: rspi: fix controller deregistration

Affects Linux kernelSource CVE Database V5

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Not known to be exploited · fixed in fee6abd9845c3edd217b0e429d09f764f9a5690e : update Linux kernel when convenient.

Data as of 30 Oct 2026, 12:49 UTC

Severity
Unrated

Rated by Threat Radar · No CVSS score from NVD or the CNA

Thin evidence

One scorer or none
Patch
Available – fixed in fee6abd9845c3edd217b0e429d09f764f9a5690e, c5090db1b31de3ef4db0cda7e822ab49cb572292, aee76c1dd189562c6678313caec12761f78a9ef3 +3

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 28 May 2026

  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

Upgrade to a fixed release listed under Affected software.

Affected software

ProductAffectedFixed in
LinuxLinuxAffected
  • ≥ 9e03d05eee4ca45ed12749ef6c26bf616262cdd2, < fee6abd9845c3edd217b0e429d09f764f9a5690e
Fixed in
  • fee6abd9845c3edd217b0e429d09f764f9a5690e
LinuxLinuxAffected
  • ≥ 9e03d05eee4ca45ed12749ef6c26bf616262cdd2, < c5090db1b31de3ef4db0cda7e822ab49cb572292
Fixed in
  • c5090db1b31de3ef4db0cda7e822ab49cb572292
LinuxLinuxAffected
  • ≥ 9e03d05eee4ca45ed12749ef6c26bf616262cdd2, < aee76c1dd189562c6678313caec12761f78a9ef3
Fixed in
  • aee76c1dd189562c6678313caec12761f78a9ef3
LinuxLinuxAffected
  • ≥ 9e03d05eee4ca45ed12749ef6c26bf616262cdd2, < 434804ab2089f1671a718b2af9f94a3b8f9f9b49
Fixed in
  • 434804ab2089f1671a718b2af9f94a3b8f9f9b49
LinuxLinuxAffected
  • ≥ 9e03d05eee4ca45ed12749ef6c26bf616262cdd2, < 9944fa6726afb1e6eb7e2212764e7da0c97f2dcc
Fixed in
  • 9944fa6726afb1e6eb7e2212764e7da0c97f2dcc
LinuxLinuxAffected
  • ≥ 9e03d05eee4ca45ed12749ef6c26bf616262cdd2, < 77defd64b405b680db73d767313fce770d368368
Fixed in
  • 77defd64b405b680db73d767313fce770d368368

AI-suggested

A fix is available and has been applied in the Linux kernel. Users should update to the fixed versions identified by the provided commit hashes to remediate this vulnerability.

Description

A vulnerability in the Linux kernel's SPI RSPI driver was fixed by ensuring the controller is deregistered before releasing underlying resources such as DMA during driver unbind. This addresses a flaw in the controller deregistration process.

References

Community reviews

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