CVE-2026-45996
High
Description
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.
SeverityHigh
CVSS7.8
Exploit probability3. percentile0.1%
Product
Linux Kernel
PublishedMay 27, 2026
First seenMay 27, 2026
Weakness typeCWE-416Use after free
How to fix
Update
- linux linux_kernel6.6.140, 6.12.86, 6.18.27, 7.0.4 or later
Patches
- git.kernel.org/stable/c/132e47030b0b5e398e0da6c59df5a5dae9b52cff
- git.kernel.org/stable/c/1c78c2002380a1fe31bfb01a3d5f29809e55a096
- git.kernel.org/stable/c/385a330083f8dd47c15b02e9a83aef9234a37003
- git.kernel.org/stable/c/aa9025a498036b6012769f7af36d421385386c17
- git.kernel.org/stable/c/f99165ef067723221472ce1aff632bc74f562643
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | 5.19 ≤ v < 6.6.140, 6.7 ≤ v < 6.12.86, 6.13 ≤ v < 6.18.27, 6.19 ≤ v < 7.0.4 | 6.6.140, 6.12.86, 6.18.27, 7.0.4 |
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