1 files changed, 29 insertions, 0 deletions

diff --git a/meta/recipes-devtools/qemu/qemu/CVE-2021-3544.patch b/meta/recipes-devtools/qemu/qemu/CVE-2021-3544.patch
new file mode 100644
index 0000000000..1b4fcbfb60
--- /dev/null
+++ b/meta/recipes-devtools/qemu/qemu/CVE-2021-3544.patch
@@ -0,0 +1,29 @@
+vhost-user-gpu: fix resource leak in 'vg_resource_create_2d' (CVE-2021-3544)
+
+Call 'vugbm_buffer_destroy' in error path to avoid resource leak.
+
+Fixes: CVE-2021-3544
+Reported-by: default avatarLi Qiang <liq3ea@163.com>
+Reviewed-by: default avatarPrasad J Pandit <pjp@fedoraproject.org>
+Signed-off-by: default avatarLi Qiang <liq3ea@163.com>
+Reviewed-by: Marc-André Lureau's avatarMarc-André Lureau <marcandre.lureau@redhat.com>
+Message-Id: <20210516030403.107723-3-liq3ea@163.com>
+Signed-off-by: Gerd Hoffmann's avatarGerd Hoffmann <kraxel@redhat.com>
+
+Upstream-Status: Backport
+[vhost-user-gpu does not exist in 4.2.0]
+CVE: CVE-2021-3544
+Signed-off-by: Armin Kuster <akuster@mvista.com>
+
+Index: qemu-4.2.0/contrib/vhost-user-gpu/main.c
+===================================================================
+--- qemu-4.2.0.orig/contrib/vhost-user-gpu/main.c
++++ qemu-4.2.0/contrib/vhost-user-gpu/main.c
+@@ -328,6 +328,7 @@ 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;
+     }