CVE-2026-45996
HIGH severity · CVSS 7.8 · Use-after-free
7.8CVSS HIGH
Summary
In the Linux kernel, the following vulnerability has been resolved: spi: imx: fix use-after-free on unbind The SPI subsystem frees the controller and any subsystem allocated driver data as part of deregistration (unless the allocation is device managed). Take another reference before deregistering the controller so that the driver data is not freed until the driver is done with it.
Impact & exploitability
Attack vectorLocal
Attack complexityLow
Privileges requiredLow
User interactionNone
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Exploit probability (EPSS)0%
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Official patch: https://git.kernel.org/stable/c/132e47030b0b5e398e0da6c59df5a5dae9b52cff ↗
Additional information
- NVD record
- https://git.kernel.org/stable/c/132e47030b0b5e398e0da6c59df5a5dae9b52cffPatch
- https://git.kernel.org/stable/c/1c78c2002380a1fe31bfb01a3d5f29809e55a096Patch
- https://git.kernel.org/stable/c/385a330083f8dd47c15b02e9a83aef9234a37003Patch
- https://git.kernel.org/stable/c/aa9025a498036b6012769f7af36d421385386c17Patch
- https://git.kernel.org/stable/c/f99165ef067723221472ce1aff632bc74f562643Patch
- https://git.kernel.org/stable/c/c7c40c3e7b9fb900504aa746de3e53c5275b24bd