CVE-2026-46241

Summary

In the Linux kernel, the following vulnerability has been resolved:

spi: mpc52xx: fix use-after-free on registration failure

Make sure to disable and free the interrupts in case controller registration fails to avoid a potential use-after-free and resource leak.

This issue was flagged by Sashiko when reviewing a controller deregistration fix.

Affected Software

VendorProductVersion RangeStatus
LinuxLinux42bbb70980f3720b0ae6da6af862af0e95a04351 < 8b49b6aadd0c622ca7d68b4a53ae10362e221cf3affected
LinuxLinux42bbb70980f3720b0ae6da6af862af0e95a04351 < 336d9ad7560b3baba17af06727a888040ee93390affected
LinuxLinux42bbb70980f3720b0ae6da6af862af0e95a04351 < 5c77f11b9b5f1ad5a704dad875260c44016ede10affected
LinuxLinux42bbb70980f3720b0ae6da6af862af0e95a04351 < f62c060272b9d7423b1650b844e8e4e7b8f9f925affected
LinuxLinux2.6.33affected
LinuxLinux0 < 2.6.33unaffected
LinuxLinux6.12.90 <= 6.12.*unaffected
LinuxLinux6.18.32 <= 6.18.*unaffected
LinuxLinux7.0.9 <= 7.0.*unaffected
LinuxLinux7.1 <= *unaffected

Weaknesses

References