diff options
Diffstat (limited to 'meta/recipes-devtools/qemu/qemu/0003-vhost-user-gpu-fix-memory-leak-in-vg_resource_attach.patch')
-rw-r--r-- | meta/recipes-devtools/qemu/qemu/0003-vhost-user-gpu-fix-memory-leak-in-vg_resource_attach.patch | 48 |
1 files changed, 0 insertions, 48 deletions
diff --git a/meta/recipes-devtools/qemu/qemu/0003-vhost-user-gpu-fix-memory-leak-in-vg_resource_attach.patch b/meta/recipes-devtools/qemu/qemu/0003-vhost-user-gpu-fix-memory-leak-in-vg_resource_attach.patch deleted file mode 100644 index 1718486405..0000000000 --- a/meta/recipes-devtools/qemu/qemu/0003-vhost-user-gpu-fix-memory-leak-in-vg_resource_attach.patch +++ /dev/null @@ -1,48 +0,0 @@ -CVE: CVE-2021-3544 -Upstream-Status: Backport -Signed-off-by: Ross Burton <ross.burton@arm.com> - -From b9f79858a614d95f5de875d0ca31096eaab72c3b Mon Sep 17 00:00:00 2001 -From: Li Qiang <liq3ea@163.com> -Date: Sat, 15 May 2021 20:03:58 -0700 -Subject: [PATCH 3/7] vhost-user-gpu: fix memory leak in - vg_resource_attach_backing (CVE-2021-3544) -MIME-Version: 1.0 -Content-Type: text/plain; charset=UTF-8 -Content-Transfer-Encoding: 8bit - -Check whether the 'res' has already been attach_backing to avoid -memory leak. - -Fixes: CVE-2021-3544 -Reported-by: Li Qiang <liq3ea@163.com> -virtio-gpu fix: 204f01b309 ("virtio-gpu: 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: <20210516030403.107723-4-liq3ea@163.com> -Signed-off-by: Gerd Hoffmann <kraxel@redhat.com> ---- - contrib/vhost-user-gpu/vhost-user-gpu.c | 5 +++++ - 1 file changed, 5 insertions(+) - -diff --git a/contrib/vhost-user-gpu/vhost-user-gpu.c b/contrib/vhost-user-gpu/vhost-user-gpu.c -index b5e153d0d6..0437e52b64 100644 ---- a/contrib/vhost-user-gpu/vhost-user-gpu.c -+++ b/contrib/vhost-user-gpu/vhost-user-gpu.c -@@ -489,6 +489,11 @@ vg_resource_attach_backing(VuGpu *g, - return; - } - -+ if (res->iov) { -+ cmd->error = VIRTIO_GPU_RESP_ERR_UNSPEC; -+ return; -+ } -+ - ret = vg_create_mapping_iov(g, &ab, cmd, &res->iov); - if (ret != 0) { - cmd->error = VIRTIO_GPU_RESP_ERR_UNSPEC; --- -2.25.1 - |