diff options
Diffstat (limited to 'meta/recipes-devtools/qemu/qemu/0004-vhost-user-gpu-fix-memory-leak-while-calling-vg_reso.patch')
| -rw-r--r-- | meta/recipes-devtools/qemu/qemu/0004-vhost-user-gpu-fix-memory-leak-while-calling-vg_reso.patch | 50 |
1 files changed, 0 insertions, 50 deletions
diff --git a/meta/recipes-devtools/qemu/qemu/0004-vhost-user-gpu-fix-memory-leak-while-calling-vg_reso.patch b/meta/recipes-devtools/qemu/qemu/0004-vhost-user-gpu-fix-memory-leak-while-calling-vg_reso.patch deleted file mode 100644 index 9fc2fafe1d..0000000000 --- a/meta/recipes-devtools/qemu/qemu/0004-vhost-user-gpu-fix-memory-leak-while-calling-vg_reso.patch +++ /dev/null @@ -1,50 +0,0 @@ -CVE: CVE-2021-3544 -Upstream-Status: Backport -Signed-off-by: Ross Burton <ross.burton@arm.com> - -From b7afebcf9e6ecf3cf9b5a9b9b731ed04bca6aa3e Mon Sep 17 00:00:00 2001 -From: Li Qiang <liq3ea@163.com> -Date: Sat, 15 May 2021 20:03:59 -0700 -Subject: [PATCH 4/7] vhost-user-gpu: fix memory leak while calling - 'vg_resource_unref' (CVE-2021-3544) -MIME-Version: 1.0 -Content-Type: text/plain; charset=UTF-8 -Content-Transfer-Encoding: 8bit - -If the guest trigger following sequences, the attach_backing will be leaked: - - vg_resource_create_2d - vg_resource_attach_backing - vg_resource_unref - -This patch fix this by freeing 'res->iov' in vg_resource_destroy. - -Fixes: CVE-2021-3544 -Reported-by: Li Qiang <liq3ea@163.com> -virtio-gpu fix: 5e8e3c4c75 ("virtio-gpu: fix resource leak -in virgl_cmd_resource_unref") - -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: <20210516030403.107723-5-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 0437e52b64..770dfad529 100644 ---- a/contrib/vhost-user-gpu/vhost-user-gpu.c -+++ b/contrib/vhost-user-gpu/vhost-user-gpu.c -@@ -400,6 +400,7 @@ vg_resource_destroy(VuGpu *g, - } - - vugbm_buffer_destroy(&res->buffer); -+ g_free(res->iov); - pixman_image_unref(res->image); - QTAILQ_REMOVE(&g->reslist, res, next); - g_free(res); --- -2.25.1 - |