From patchwork Mon Jul 12 06:03:14 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg Kroah-Hartman X-Patchwork-Id: 476232 Return-Path: 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=-19.4 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, 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 E2955C07E9B for ; Mon, 12 Jul 2021 06:30:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id CCFE960238 for ; Mon, 12 Jul 2021 06:30:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236994AbhGLGdi (ORCPT ); Mon, 12 Jul 2021 02:33:38 -0400 Received: from mail.kernel.org ([198.145.29.99]:54296 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236855AbhGLGcA (ORCPT ); Mon, 12 Jul 2021 02:32:00 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id D410460238; Mon, 12 Jul 2021 06:29:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1626071352; bh=T514FKVQHpdtGynVP9Rb6yceVV44jJ/7xXUG8NIatSg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=hIUHT2hZPK+EpvQAAmPz651818r0nw+m3LMJzjJGbOCt0hPLe9Ya3jxpVhPZw8YgZ MMXt9p7pswBK2NbNn74hr+1BQ2uiuFVdti0MEgrdal69bbaDGv08ba+ngssTKdgkre OVAWLQOmpuGVQpUk/ouS36f6+gA174V2M1XxYyGk= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Kees Cook , Herbert Xu Subject: [PATCH 5.10 034/593] crypto: nx - Fix memcpy() over-reading in nonce Date: Mon, 12 Jul 2021 08:03:14 +0200 Message-Id: <20210712060846.919970925@linuxfoundation.org> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20210712060843.180606720@linuxfoundation.org> References: <20210712060843.180606720@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Kees Cook commit 74c66120fda6596ad57f41e1607b3a5d51ca143d upstream. Fix typo in memcpy() where size should be CTR_RFC3686_NONCE_SIZE. Fixes: 030f4e968741 ("crypto: nx - Fix reentrancy bugs") Cc: stable@vger.kernel.org Signed-off-by: Kees Cook Signed-off-by: Herbert Xu Signed-off-by: Greg Kroah-Hartman --- drivers/crypto/nx/nx-aes-ctr.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/crypto/nx/nx-aes-ctr.c +++ b/drivers/crypto/nx/nx-aes-ctr.c @@ -118,7 +118,7 @@ static int ctr3686_aes_nx_crypt(struct s struct nx_crypto_ctx *nx_ctx = crypto_skcipher_ctx(tfm); u8 iv[16]; - memcpy(iv, nx_ctx->priv.ctr.nonce, CTR_RFC3686_IV_SIZE); + memcpy(iv, nx_ctx->priv.ctr.nonce, CTR_RFC3686_NONCE_SIZE); memcpy(iv + CTR_RFC3686_NONCE_SIZE, req->iv, CTR_RFC3686_IV_SIZE); iv[12] = iv[13] = iv[14] = 0; iv[15] = 1;