| CVE: CVE-2021-3544 |
| Upstream-Status: Backport |
| Signed-off-by: Ross Burton <ross.burton@arm.com> |
| |
| From 86dd8fac2acc366930a5dc08d3fb1b1e816f4e1e Mon Sep 17 00:00:00 2001 |
| From: Li Qiang <liq3ea@163.com> |
| Date: Sat, 15 May 2021 20:03:57 -0700 |
| Subject: [PATCH 2/7] vhost-user-gpu: fix resource leak in |
| 'vg_resource_create_2d' (CVE-2021-3544) |
| MIME-Version: 1.0 |
| Content-Type: text/plain; charset=UTF-8 |
| Content-Transfer-Encoding: 8bit |
| |
| Call 'vugbm_buffer_destroy' in error path to avoid resource leak. |
| |
| Fixes: CVE-2021-3544 |
| Reported-by: Li Qiang <liq3ea@163.com> |
| Reviewed-by: Prasad J Pandit <pjp@fedoraproject.org> |
| Signed-off-by: Li Qiang <liq3ea@163.com> |
| Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com> |
| Message-Id: <20210516030403.107723-3-liq3ea@163.com> |
| Signed-off-by: Gerd Hoffmann <kraxel@redhat.com> |
| --- |
| contrib/vhost-user-gpu/vhost-user-gpu.c | 1 + |
| 1 file changed, 1 insertion(+) |
| |
| diff --git a/contrib/vhost-user-gpu/vhost-user-gpu.c b/contrib/vhost-user-gpu/vhost-user-gpu.c |
| index f73f292c9f..b5e153d0d6 100644 |
| --- a/contrib/vhost-user-gpu/vhost-user-gpu.c |
| +++ b/contrib/vhost-user-gpu/vhost-user-gpu.c |
| @@ -349,6 +349,7 @@ vg_resource_create_2d(VuGpu *g, |
| g_critical("%s: resource creation failed %d %d %d", |
| __func__, c2d.resource_id, c2d.width, c2d.height); |
| g_free(res); |
| + vugbm_buffer_destroy(&res->buffer); |
| cmd->error = VIRTIO_GPU_RESP_ERR_OUT_OF_MEMORY; |
| return; |
| } |
| -- |
| 2.25.1 |
| |