From owner-freebsd-bugs@freebsd.org Sat Sep 16 02:40:56 2017 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 F2ED4E1E1D8 for ; Sat, 16 Sep 2017 02:40:56 +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 E0F933850 for ; Sat, 16 Sep 2017 02:40:56 +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 v8G2eumB020477 for ; Sat, 16 Sep 2017 02:40:56 GMT (envelope-from bugzilla-noreply@freebsd.org) From: bugzilla-noreply@freebsd.org To: freebsd-bugs@FreeBSD.org Subject: [Bug 222258] renameat(2) capability error with absolute path names outside of a sandbox Date: Sat, 16 Sep 2017 02:40:56 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: kern X-Bugzilla-Version: 11.0-RELEASE X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: emaste@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: Message-ID: In-Reply-To: References: 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: 2.1.23 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 16 Sep 2017 02:40:57 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D222258 --- Comment #5 from Ed Maste --- FWIW the failure comes from the cap_check() in kern_renameat(), sys/kern/vfs_syscalls.c:3515: 3509 #ifdef CAPABILITIES 3510 if (newfd !=3D AT_FDCWD) { 3511 /* 3512 * If the target already exists we require CAP_UNLINKAT 3513 * from 'newfd'. 3514 */ 3515 error =3D cap_check(&tond.ni_filecaps.fc_ri= ghts, 3516 cap_rights_init(&rights, CAP_UNLINKAT)); 3517 if (error !=3D 0) 3518 goto out; 3519 } 3520 #endif --=20 You are receiving this mail because: You are the assignee for the bug.=