From owner-svn-src-stable-10@FreeBSD.ORG Wed Aug 20 17:26:05 2014 Return-Path: Delivered-To: svn-src-stable-10@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 96C17774; Wed, 20 Aug 2014 17:26:05 +0000 (UTC) Received: from svn.freebsd.org (svn.freebsd.org [IPv6:2001:1900:2254:2068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 81F0E3AB2; Wed, 20 Aug 2014 17:26:05 +0000 (UTC) Received: from svn.freebsd.org ([127.0.1.70]) by svn.freebsd.org (8.14.9/8.14.9) with ESMTP id s7KHQ5s8018964; Wed, 20 Aug 2014 17:26:05 GMT (envelope-from davide@FreeBSD.org) Received: (from davide@localhost) by svn.freebsd.org (8.14.9/8.14.9/Submit) id s7KHQ5qg018962; Wed, 20 Aug 2014 17:26:05 GMT (envelope-from davide@FreeBSD.org) Message-Id: <201408201726.s7KHQ5qg018962@svn.freebsd.org> X-Authentication-Warning: svn.freebsd.org: davide set sender to davide@FreeBSD.org using -f From: Davide Italiano Date: Wed, 20 Aug 2014 17:26:05 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-10@freebsd.org Subject: svn commit: r270233 - stable/10/sys/kern X-SVN-Group: stable-10 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-stable-10@freebsd.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: SVN commit messages for only the 10-stable src tree List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 20 Aug 2014 17:26:05 -0000 Author: davide Date: Wed Aug 20 17:26:05 2014 New Revision: 270233 URL: http://svnweb.freebsd.org/changeset/base/270233 Log: MFC r269502: Fix an overflow in getsockopt(). optval isn't big enough to hold sbintime_t. Re-introduce r255030 behaviour capping socket timeouts to INT_32 if they're too large. Modified: stable/10/sys/kern/uipc_socket.c Directory Properties: stable/10/ (props changed) Modified: stable/10/sys/kern/uipc_socket.c ============================================================================== --- stable/10/sys/kern/uipc_socket.c Wed Aug 20 17:07:41 2014 (r270232) +++ stable/10/sys/kern/uipc_socket.c Wed Aug 20 17:26:05 2014 (r270233) @@ -2548,8 +2548,10 @@ sosetopt(struct socket *so, struct socko error = EDOM; goto bad; } - val = tvtosbt(tv); - + if (tv.tv_sec > INT32_MAX) + val = SBT_MAX; + else + val = tvtosbt(tv); switch (sopt->sopt_name) { case SO_SNDTIMEO: so->so_snd.sb_timeo = val; @@ -2699,10 +2701,8 @@ integer: case SO_SNDTIMEO: case SO_RCVTIMEO: - optval = (sopt->sopt_name == SO_SNDTIMEO ? - so->so_snd.sb_timeo : so->so_rcv.sb_timeo); - - tv = sbttotv(optval); + tv = sbttotv(sopt->sopt_name == SO_SNDTIMEO ? + so->so_snd.sb_timeo : so->so_rcv.sb_timeo); #ifdef COMPAT_FREEBSD32 if (SV_CURPROC_FLAG(SV_ILP32)) { struct timeval32 tv32;