CVE-2019-2250: Improper Input Validation

Kernel can write to arbitrary memory address passed by user while freeing/stopping a thread in Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile in QCS605, SD 675, SD 712 / SD 710 / SD 670, SD 835, SD 845 / SD 850, SD 855, SD 8CX, SM7150, SXR1130...