debian/patches/extra/CVE-2016-7994-virtio-gpu-fix-memory-leak-in-virtio_gpu_resource_cr.patch

   1 From 594fa98211f92ab07ee6d6b6a9eda93a416a1f57 Mon Sep 17 00:00:00 2001
   2 From: Li Qiang <liqiang6-s@360.cn>
   3 Date: Sun, 18 Sep 2016 19:07:11 -0700
   4 Subject: [PATCH 1/2] virtio-gpu: fix memory leak in
   5  virtio_gpu_resource_create_2d
   6
   7 In virtio gpu resource create dispatch, if the pixman format is zero
   8 it doesn't free the resource object allocated previously. Thus leading
   9 a host memory leak issue. This patch avoid this.
  10
  11 Signed-off-by: Li Qiang <liqiang6-s@360.cn>
  12 ---
  13  hw/display/virtio-gpu.c | 1 +
  14  1 file changed, 1 insertion(+)
  15
  16 diff --git a/hw/display/virtio-gpu.c b/hw/display/virtio-gpu.c
  17 index 7fe6ed8..5b6d17b 100644
  18 --- a/hw/display/virtio-gpu.c
  19 +++ b/hw/display/virtio-gpu.c
  20 @@ -333,6 +333,7 @@ static void virtio_gpu_resource_create_2d(VirtIOGPU *g,
  21          qemu_log_mask(LOG_GUEST_ERROR,
  22                        "%s: host couldn't handle guest format %d\n",
  23                        __func__, c2d.format);
  24 +        g_free(res);
  25          cmd->error = VIRTIO_GPU_RESP_ERR_INVALID_PARAMETER;
  26          return;
  27      }
  28 --
  29 2.1.4
  30