CVE-2026-46225: Linux kernel · spi: rspi: fix controller deregistration
Affects Linux kernelSource CVE Database V5
Not known to be exploited · fixed in fee6abd9845c3edd217b0e429d09f764f9a5690e : update Linux kernel when convenient.
Data as of 30 Oct 2026, 12:49 UTC
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
Disclosed: evidence found.
CVE published 28 May 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by 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
| Product | Affected | Fixed in |
|---|---|---|
| LinuxLinux | Affected
| Fixed in
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| LinuxLinux | Affected
| Fixed in
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| LinuxLinux | Affected
| Fixed in
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| LinuxLinux | Affected
| Fixed in
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| LinuxLinux | Affected
| Fixed in
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| LinuxLinux | Affected
| Fixed in
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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
- git.kernel.org/stable/c/434804ab2089f1671a718b2af9f94a3b8f9f9b49 (opens in a new tab)
- git.kernel.org/stable/c/77defd64b405b680db73d767313fce770d368368 (opens in a new tab)
- git.kernel.org/stable/c/c5090db1b31de3ef4db0cda7e822ab49cb572292 (opens in a new tab)
- git.kernel.org/stable/c/aee76c1dd189562c6678313caec12761f78a9ef3 (opens in a new tab)
- git.kernel.org/stable/c/fee6abd9845c3edd217b0e429d09f764f9a5690e (opens in a new tab)
- git.kernel.org/stable/c/9944fa6726afb1e6eb7e2212764e7da0c97f2dcc (opens in a new tab)