Message ID | 20210104155710.281866429@linuxfoundation.org |
---|---|
State | Superseded |
Headers | show
Return-Path: <stable-owner@kernel.org> X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2CC3EC433DB for <stable@archiver.kernel.org>; Mon, 4 Jan 2021 16:07:04 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id F0E5122519 for <stable@archiver.kernel.org>; Mon, 4 Jan 2021 16:07:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728504AbhADQGs (ORCPT <rfc822;stable@archiver.kernel.org>); Mon, 4 Jan 2021 11:06:48 -0500 Received: from mail.kernel.org ([198.145.29.99]:40012 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728898AbhADQCn (ORCPT <rfc822;stable@vger.kernel.org>); Mon, 4 Jan 2021 11:02:43 -0500 Received: by mail.kernel.org (Postfix) with ESMTPSA id 6CC4A22516; Mon, 4 Jan 2021 16:02:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1609776122; bh=xG67Zm/Pub3LnzeGF+mtGQjupBLMb7U8Wk+xH/2uKM4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=BK5TzQFjrTcO0ttslxfRtZnIlUMKmo2it7YxkdFZeprVVrZaifTFB5M+K9hE0XvSd cfoPu439iNBo7QvfgLQilb3SMqhAYN8/VRyzIsluvDEuq9IgdiJGO2QuTwwCMQuW0p r9ymzDSCdJsw3kFPHzkF+WcFruKV0ZtJ71c2SId8= From: Greg Kroah-Hartman <gregkh@linuxfoundation.org> To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>, stable@vger.kernel.org, syzbot+a79e17c39564bedf0930@syzkaller.appspotmail.com, Anant Thazhemadam <anant.thazhemadam@gmail.com> Subject: [PATCH 5.10 30/63] misc: vmw_vmci: fix kernel info-leak by initializing dbells in vmci_ctx_get_chkpt_doorbells() Date: Mon, 4 Jan 2021 16:57:23 +0100 Message-Id: <20210104155710.281866429@linuxfoundation.org> X-Mailer: git-send-email 2.30.0 In-Reply-To: <20210104155708.800470590@linuxfoundation.org> References: <20210104155708.800470590@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: <stable.vger.kernel.org> X-Mailing-List: stable@vger.kernel.org |
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--- a/drivers/misc/vmw_vmci/vmci_context.c +++ b/drivers/misc/vmw_vmci/vmci_context.c @@ -743,7 +743,7 @@ static int vmci_ctx_get_chkpt_doorbells( return VMCI_ERROR_MORE_DATA; } - dbells = kmalloc(data_size, GFP_ATOMIC); + dbells = kzalloc(data_size, GFP_ATOMIC); if (!dbells) return VMCI_ERROR_NO_MEM;