From nobody Mon Feb 9 20:34:59 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=163.com ARC-Seal: i=1; a=rsa-sha256; t=1620191747; cv=none; d=zohomail.com; s=zohoarc; b=WwA4SkollQ91wy+RnSqSk7Yjkc/JphrwsQL1/ZoxJnebmDPdqa2dUUkO/BEn5RCys1lXESzcZ9HNlg4nG3XAMffeAGYJYa0DDhTe4tc4aKKCHIpK0duvVdNvCD14ZT/UQE04NBi9CJsUhpik7qFFP8VGnM0l/ORu10OjMN82cew= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1620191747; h=Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:To; bh=zlCFF1m7rXQZjXsw0wpx6URXzl2KvVLjDHEWjVRKgC4=; b=iihEZYjaDgMNTuKplWiQ6jFxlhU9dJlAlu3/G8C+GUQ1W0LlCczoJCJH5BuFuTgelt/rRwp3wyKZV5sHhWLyt6JyrHIkm3rPg/13Gwq6t/VuOsl/t5UgkGx4F/rYizf+trgRQE1Q8evjp6eh/VHxjvqtrcTvJIaisG5Lu+h3tjg= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=none dis=none) header.from= Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1620191747286545.2289194336145; Tue, 4 May 2021 22:15:47 -0700 (PDT) Received: from localhost ([::1]:34728 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1le9sw-0007RM-9b for importer@patchew.org; Wed, 05 May 2021 01:15:46 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:57286) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1le9rc-00067n-Hq for qemu-devel@nongnu.org; Wed, 05 May 2021 01:14:24 -0400 Received: from m12-16.163.com ([220.181.12.16]:58169) by eggs.gnu.org with esmtps (TLS1.2:DHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.90_1) (envelope-from ) id 1le9rY-00017G-Fw for qemu-devel@nongnu.org; Wed, 05 May 2021 01:14:24 -0400 Received: from ubuntu.localdomain (unknown [36.22.237.185]) by smtp12 (Coremail) with SMTP id EMCowACXET7zJZJg8VpupQ--.18216S5; Wed, 05 May 2021 12:58:29 +0800 (CST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=163.com; s=s110527; h=From:Subject:Date:Message-Id:MIME-Version; bh=zlCFF 1m7rXQZjXsw0wpx6URXzl2KvVLjDHEWjVRKgC4=; b=a6M5PbwU0Mk3EgYMM3QWG sDascPIvCFTIcjTOOaho7D6BdsGrd23PQ5ky9bFTZXOpk9MKr7Xp6QkFLI7vrcjZ DcIoEBzfQQM1pjg+ot0vBe/UNM/OfXzWkSd6HCZ+MJjIBXMyXMHzsfkXMaO+Ili7 MV4N3ogf36QNiIRw+4mfbk= From: Li Qiang To: marcandre.lureau@redhat.com, kraxel@redhat.com, qemu-devel@nongnu.org Subject: [PATCH 1/7] vhost-user-gpu: fix memory disclosure in virgl_cmd_get_capset_info Date: Tue, 4 May 2021 21:58:18 -0700 Message-Id: <20210505045824.33880-2-liq3ea@163.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210505045824.33880-1-liq3ea@163.com> References: <20210505045824.33880-1-liq3ea@163.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-CM-TRANSID: EMCowACXET7zJZJg8VpupQ--.18216S5 X-Coremail-Antispam: 1Uf129KBjvdXoW5Kry3Cw17Ar1DGF18Xr4fXwb_yoWxWFb_ZF 1FyFn7AF4DWrW0krs8Zw4rJ3yavrWYyFsayFnakr1xXFyYkw15Xwn3t34kJ3yfuw43GF4D AFy0yw4rGa1j9jkaLaAFLSUrUUUUUb8apTn2vfkv8UJUUUU8Yxn0WfASr-VFAUDa7-sFnT 9fnUUvcSsGvfC2KfnxnUUI43ZEXa7IUboGQPUUUUU== X-Originating-IP: [36.22.237.185] X-CM-SenderInfo: 5oltjvrd6rljoofrz/xtbB8QWJbV2MZ6UWWQAAsM Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=220.181.12.16; envelope-from=liq3ea@163.com; helo=m12-16.163.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Li Qiang , liq3ea@gmail.com Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @163.com) Content-Type: text/plain; charset="utf-8" Otherwise some of the 'resp' will be leaked to guest. Signed-off-by: Li Qiang --- contrib/vhost-user-gpu/virgl.c | 1 + 1 file changed, 1 insertion(+) diff --git a/contrib/vhost-user-gpu/virgl.c b/contrib/vhost-user-gpu/virgl.c index 9e6660c7ab..6a332d601f 100644 --- a/contrib/vhost-user-gpu/virgl.c +++ b/contrib/vhost-user-gpu/virgl.c @@ -128,6 +128,7 @@ virgl_cmd_get_capset_info(VuGpu *g, =20 VUGPU_FILL_CMD(info); =20 + memset(&resp, 0, sizeof(resp)); if (info.capset_index =3D=3D 0) { resp.capset_id =3D VIRTIO_GPU_CAPSET_VIRGL; virgl_renderer_get_cap_set(resp.capset_id, --=20 2.25.1