Linux Kernel SPI rspi Controller Dereg. Bug during Driver Unbind
CVE-2026-46225 Published on May 28, 2026
spi: rspi: fix controller deregistration
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.
Products Associated with CVE-2026-46225
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Affected Versions
Linux:- Version 9e03d05eee4ca45ed12749ef6c26bf616262cdd2 and below 77defd64b405b680db73d767313fce770d368368 is affected.
- Version 9e03d05eee4ca45ed12749ef6c26bf616262cdd2 and below c5090db1b31de3ef4db0cda7e822ab49cb572292 is affected.
- Version 9e03d05eee4ca45ed12749ef6c26bf616262cdd2 and below aee76c1dd189562c6678313caec12761f78a9ef3 is affected.
- Version 9e03d05eee4ca45ed12749ef6c26bf616262cdd2 and below fee6abd9845c3edd217b0e429d09f764f9a5690e is affected.
- Version 9e03d05eee4ca45ed12749ef6c26bf616262cdd2 and below 9944fa6726afb1e6eb7e2212764e7da0c97f2dcc is affected.
- Version 3.14 is affected.
- Before 3.14 is unaffected.
- Version 6.6.140, <= 6.6.* is unaffected.
- Version 6.12.90, <= 6.12.* is unaffected.
- Version 6.18.32, <= 6.18.* is unaffected.
- Version 7.0.9, <= 7.0.* is unaffected.
- Version 7.1-rc1, <= * is unaffected.