If 'virgl_renderer_resource_attach_iov' failed, the 'res_iovs' will
be leaked.
Fixes: CVE-2021-3544
Reported-by: Li Qiang <liq3ea@163.com>
virtio-gpu fix:
33243031da ("virtio-gpu-3d: fix memory leak
in resource attach backing")
Signed-off-by: Li Qiang <liq3ea@163.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-Id: <
20210516030403.107723-7-liq3ea@163.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
return;
}
- virgl_renderer_resource_attach_iov(att_rb.resource_id,
+ ret = virgl_renderer_resource_attach_iov(att_rb.resource_id,
res_iovs, att_rb.nr_entries);
+ if (ret != 0) {
+ g_free(res_iovs);
+ }
}
static void