diff options
Diffstat (limited to 'meta/recipes-devtools/qemu/qemu/0002-vhost-user-gpu-fix-resource-leak-in-vg_resource_crea.patch')
| -rw-r--r-- | meta/recipes-devtools/qemu/qemu/0002-vhost-user-gpu-fix-resource-leak-in-vg_resource_crea.patch | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/meta/recipes-devtools/qemu/qemu/0002-vhost-user-gpu-fix-resource-leak-in-vg_resource_crea.patch b/meta/recipes-devtools/qemu/qemu/0002-vhost-user-gpu-fix-resource-leak-in-vg_resource_crea.patch new file mode 100644 index 0000000000..a9aee47e39 --- /dev/null +++ b/meta/recipes-devtools/qemu/qemu/0002-vhost-user-gpu-fix-resource-leak-in-vg_resource_crea.patch @@ -0,0 +1,41 @@ +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 + |