CVE-2026-63967 iio: imu: st_lsm6dsx: fix stack leak in tagged FIFO buffer

In the Linux kernel, the following vulnerability has been resolved: iio: imu: stlsm6dsx: fix stack leak in tagged FIFO buffer The tagged FIFO path declares iiobuff on the stack with aligned8 but no initializer, but there is a hole in the structure, which will then leak to userspace as...