CVE-2026-46241
HIGH severity · CVSS 7.8 · Use-after-free
7.8CVSS HIGH
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.
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/336d9ad7560b3baba17af06727a888040ee93390 ↗
Additional information
- NVD record
- https://git.kernel.org/stable/c/336d9ad7560b3baba17af06727a888040ee93390Patch
- https://git.kernel.org/stable/c/5c77f11b9b5f1ad5a704dad875260c44016ede10Patch
- https://git.kernel.org/stable/c/8b49b6aadd0c622ca7d68b4a53ae10362e221cf3Patch
- https://git.kernel.org/stable/c/f62c060272b9d7423b1650b844e8e4e7b8f9f925Patch
- https://git.kernel.org/stable/c/b25eb3d24d03e571f09c04a0522c798ea35e48a1
- https://git.kernel.org/stable/c/dd74a790818ebb9a2be3a94ac935a374755cd278