From owner-freebsd-bugs@freebsd.org Mon May 16 05:05:48 2016 Return-Path: Delivered-To: freebsd-bugs@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 58FCEB3CB63 for ; Mon, 16 May 2016 05:05:48 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org (kenobi.freebsd.org [IPv6:2001:1900:2254:206a::16:76]) (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 499C018EF for ; Mon, 16 May 2016 05:05:48 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from bugs.freebsd.org ([127.0.1.118]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id u4G55l6Z061240 for ; Mon, 16 May 2016 05:05:47 GMT (envelope-from bugzilla-noreply@freebsd.org) From: bugzilla-noreply@freebsd.org To: freebsd-bugs@FreeBSD.org Subject: [Bug 209538] use-after-free bug in nscd cache_read() - Coverity CID 1006083 Date: Mon, 16 May 2016 05:05:47 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: bin X-Bugzilla-Version: 11.0-CURRENT X-Bugzilla-Keywords: patch X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: truckman@FreeBSD.org X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: freebsd-bugs@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_id short_desc product version rep_platform op_sys bug_status keywords bug_severity priority component assigned_to reporter attachments.created Message-ID: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-BeenThere: freebsd-bugs@freebsd.org X-Mailman-Version: 2.1.22 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 16 May 2016 05:05:48 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D209538 Bug ID: 209538 Summary: use-after-free bug in nscd cache_read() - Coverity CID 1006083 Product: Base System Version: 11.0-CURRENT Hardware: Any OS: Any Status: New Keywords: patch Severity: Affects Only Me Priority: --- Component: bin Assignee: freebsd-bugs@FreeBSD.org Reporter: truckman@FreeBSD.org Created attachment 170339 --> https://bugs.freebsd.org/bugzilla/attachment.cgi?id=3D170339&action= =3Dedit patch to fix use-after-free error in nscd Coverity flagged a use-after-free error in the nscd cache_read function. It noticed that find_res->value is getting freed before it gets passed to memcpy(). It looks like the problem is a missing return (-1) inside the if (find_res->fifo_policy_item->last_request_time.tv_sec - find_res->fifo_policy_item->creation_time.tv_sec common_entry->common_params.max_lifetime.tv_sec) { block. --=20 You are receiving this mail because: You are the assignee for the bug.=