Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756786Ab3GKWEp (ORCPT ); Thu, 11 Jul 2013 18:04:45 -0400 Received: from mail.linuxfoundation.org ([140.211.169.12]:43070 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753089Ab3GKWBq (ORCPT ); Thu, 11 Jul 2013 18:01:46 -0400 From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Kees Cook , Herbert Xu , "David S. Miller" , Andrew Morton , Linus Torvalds Subject: [ 09/19] crypto: sanitize argument for format string Date: Thu, 11 Jul 2013 15:01:26 -0700 Message-Id: <20130711214831.707080528@linuxfoundation.org> X-Mailer: git-send-email 1.8.3.rc0.20.gb99dd2e In-Reply-To: <20130711214830.611455274@linuxfoundation.org> References: <20130711214830.611455274@linuxfoundation.org> User-Agent: quilt/0.60-5.1.1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1374 Lines: 41 3.10-stable review patch. If anyone has any objections, please let me know. ------------------ From: Kees Cook commit 1c8fca1d92e14859159a82b8a380d220139b7344 upstream. The template lookup interface does not provide a way to use format strings, so make sure that the interface cannot be abused accidentally. Signed-off-by: Kees Cook Cc: Herbert Xu Cc: "David S. Miller" Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds Signed-off-by: Greg Kroah-Hartman --- crypto/algapi.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) --- a/crypto/algapi.c +++ b/crypto/algapi.c @@ -495,7 +495,8 @@ static struct crypto_template *__crypto_ struct crypto_template *crypto_lookup_template(const char *name) { - return try_then_request_module(__crypto_lookup_template(name), name); + return try_then_request_module(__crypto_lookup_template(name), "%s", + name); } EXPORT_SYMBOL_GPL(crypto_lookup_template); -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/