These security issue is low severity and is similar with the virtio-vga/virtio-gpu device. All of them can be triggered by the guest user.
Change since v1: Add the CVE information: Several memory leak issues is combined assigned CVE-2021-3544. Information disclosure is assigned CVE-2021-3545. OOB memory write access is assigned CVE-2021-3545. Abstract 'vg_cleanup_mapping_iov' to make code more clearly. Li Qiang (8): vhost-user-gpu: fix memory disclosure in virgl_cmd_get_capset_info (CVE-2021-3545) vhost-user-gpu: fix resource leak in 'vg_resource_create_2d' (CVE-2021-3544) vhost-user-gpu: fix memory leak in vg_resource_attach_backing (CVE-2021-3544) vhost-user-gpu: fix memory leak while calling 'vg_resource_unref' (CVE-2021-3544) vhost-user-gpu: fix memory leak in 'virgl_cmd_resource_unref' (CVE-2021-3544) vhost-user-gpu: fix memory leak in 'virgl_resource_attach_backing' (CVE-2021-3544) vhost-user-gpu: fix OOB write in 'virgl_cmd_get_capset' (CVE-2021-3546) vhost-user-gpu: abstract vg_cleanup_mapping_iov contrib/vhost-user-gpu/vhost-user-gpu.c | 29 ++++++++++++++++++++++--- contrib/vhost-user-gpu/virgl.c | 20 +++++++++++++++-- contrib/vhost-user-gpu/vugpu.h | 2 +- 3 files changed, 45 insertions(+), 6 deletions(-) -- 2.25.1