PT-2026-104750

The system-call verifier for i3c do ccc in drivers/i3c/i3c handlers.c validated the outer struct i3c ccc payload, the broadcast ccc.data buffer and the targets.payloads array, but did not validate the per-target data buffers those array elements point at. Each struct i3c ccc target payload carrie...

PT-2026-102351

Name of the Vulnerable Software and Affected Versions RTIO versions prior to 4.3.0 Description The userspace verifier function z vrfy rtio sqe copy in get handles in subsys/rtio/rtio syscalls.c and subsys/rtio/rtio handlers.c in earlier versions fails to validate the handle out-parameter. This...

PT-2026-72078

Name of the Vulnerable Software and Affected Versions Zephyr affected versions not specified Description A use-after-free issue exists in the dynamic kernel-object disposal path unref check within kernel/userspace/userspace.c. The system frees an object's storage using k freedyn-data when its...

PT-2026-58037

Name of the Vulnerable Software and Affected Versions Zephyr versions 2.0.0 through 4.4.0 Description In builds with CONFIG USERSPACE and CONFIG THREAD NAME enabled, the z vrfy k thread name copy function in kernel/thread.c for the k thread name copy system call fails to properly validate the...