From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Date: Wed, 17 Aug 2005 03:38:02 +0400 From: "Dmitry V. Levin" To: ALT Devel discussion list Subject: Re: [devel] Re: suid/sgid programs and temporary files Message-ID: <20050816233802.GD9408@basalt.office.altlinux.org> Mail-Followup-To: ALT Devel discussion list References: <20050816193136.GT19097@solemn.turbinal.org> <20050816195629.GB2637@basalt.office.altlinux.org> <20050816214256.GV19097@solemn.turbinal.org> <20050816220633.GA7730@basalt.office.altlinux.org> <20050816223421.GW19097@solemn.turbinal.org> <20050816225052.GA8633@basalt.office.altlinux.org> <20050816233343.GB19097@solemn.turbinal.org> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="47eKBCiAZYFK5l32" Content-Disposition: inline In-Reply-To: <20050816233343.GB19097@solemn.turbinal.org> X-fingerprint: 9658 398D 181B 1200 8FC5 26B8 F6F8 846B C1E2 3429 Cc: X-BeenThere: devel@altlinux.ru X-Mailman-Version: 2.1.5 Precedence: list Reply-To: ALT Devel discussion list List-Id: ALT Devel discussion list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 16 Aug 2005 23:38:05 -0000 Archived-At: List-Archive: List-Post: --47eKBCiAZYFK5l32 Content-Type: text/plain; charset=koi8-r Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed, Aug 17, 2005 at 03:33:43AM +0400, Alexey Tourbin wrote: > On Wed, Aug 17, 2005 at 02:50:56AM +0400, Dmitry V. Levin wrote: > > > =ED=CF=D6=CE=CF =D7 =C4=D7=D5=C8 =D3=CC=CF=D7=C1=C8, =D0=CF=DE=C5=CD= =D5 =CE=C5=C2=C5=DA=CF=D0=C1=D3=CE=CF =D0=C5=D2=C5=C4=CF=D7=C1=D4=D8 =D7=D2= =C5=CD=C5=CE=CE=D9=CA =C6=C1=CA=CC =D0=CF > > > =C9=CD=C5=CE=C9? =F7=C5=C4=D8 =C5=D3=CC=C9 =D0=CF=D4=C5=CE=C3=C9=C1= =CC=D8=CE=D9=CA =DA=CC=CF=D5=CD=D9=DB=CC=C5=CE=CE=C9=CB =CE=C5 =CD=CF=D6=C5= =D4 =CE=C9 =DE=C9=D4=C1=D4=D8/=D0=C9=D3=C1=D4=D8, > > > =CE=C9 =D5=C4=C1=CC=C9=D4=D8 =D7=D2=C5=CD=C5=CE=CE=D9=CA =C6=C1=CA=CC= , =D4=CF =D7 =DE=C5=CD =D3=D4=D2=C1=C4=C1=C5=D4 =C2=C5=DA=CF=D0=C1=D3=CE=CF= =D3=D4=D8? > >=20 > > =FC=D4=CF =D2=C1=DA=CE=CF=D7=C9=C4=CE=CF=D3=D4=D8 TOCTOU: =D3 =CD=CF=CD= =C5=CE=D4=C1 =D0=D2=CF=D7=C5=D2=CB=C9 =C4=CF =CD=CF=CD=C5=CE=D4=C1 =C9=D3= =D0=CF=CC=D8=DA=CF=D7=C1=CE=C9=D1 > > =D3=C9=D4=D5=C1=C3=C9=D1 =CD=CF=D6=C5=D4 =C9=DA=CD=C5=CE=C9=D4=D8=D3=D1= . =EE=C1=D0=D2=C9=CD=C5=D2, =D7=D2=C5=CD=C5=CE=CE=D9=CA =C6=C1=CA=CC, =D3= =CF=DA=C4=C1=CE=CE=D9=CA =D7 /tmp, > > =CD=CF=D6=C5=D4 =C2=D9=D4=D8 =D5=C4=C1=CC=A3=CE, =C5=D3=CC=C9 =CF=CE = =CE=C5 =C9=D3=D0=CF=CC=D8=DA=D5=C5=D4=D3=D1, =CB=C1=CB=C9=CD-=CE=C9=C2=D5= =C4=D8 stmpclean'=CF=CD. > > =E4=C1=D6=C5 =D0=D2=C1=D7=C1 =CE=C1 =CB=C1=D4=C1=CC=CF=C7 =CD=CF=C7=D5= =D4 =C9=DA=CD=C5=CE=C9=D4=D8=D3=D1 =D3 =CD=CF=CD=C5=CE=D4=C1 =D0=CF=D3=CC= =C5=C4=CE=C5=CA =D0=D2=CF=D7=C5=D2=CB=C9. > > =E5=D3=CC=C9 =D0=D2=C5=C4=D3=D4=C1=D7=C9=D4=D8 =D3=C5=C2=C5, =DE=D4=CF = =D0=D2=C9=D7=C9=CC=C5=C7=C9=D2=CF=D7=C1=CE=CE=C1=D1 =D0=D2=CF=C7=D2=C1=CD= =CD=C1 =D0=CF=CC=D5=DE=C9=CC=C1 SIGSTOP =C9 > > =CF=D4=D0=D2=C1=D7=C9=CC=C1=D3=D8 =CF=D4=C4=D9=C8=C1=D4=D8 =CE=C1 =CE= =C5=C4=C5=CC=D8=CB=D5-=C4=D2=D5=C7=D5=C0, =D4=CF =CF=CB=CE=CF =D3=D4=C1=CE= =CF=D7=C9=D4=D3=D1 =D7=D0=CF=CC=CE=C5 > > =D0=D2=C9=C7=CF=C4=CE=D9=CD =C4=CC=D1 =C1=D4=C1=CB=C9. >=20 > =F4=CF =C5=D3=D4=D8 "=CE=C1=D7=D2=C5=C4=C9=D4=D8" =CE=C1=CD =CD=CF=D6=C5= =D4 =CC=C9=C2=CF root, =CC=C9=C2=CF =CD=D9 =D3=C1=CD=C9 =D3=C5=C2=C5. > =F0=CF=D4=C5=CE=C3=C9=C1=CC=D8=CE=CF=CD=D5 =DA=CC=CF=D5=CD=D9=DB=CC=C5=CE= =CE=C9=CB=D5 =CF=D3=D4=C1=C5=D4=D3=D1 =D4=CF=CC=D8=CB=CF =D6=C4=C1=D4=D8 = =CE=C1=D3=D4=D5=D0=CC=C5=CE=C9=D1 =C2=CF=CC=C5=C5 > =C2=CC=C1=C7=CF=D0=D2=C9=D1=D4=CE=CF=CA =D3=C9=D4=D5=C1=C3=C9=C9, =CB=CF= =D4=CF=D2=C1=D1, =D0=CF =C9=C4=C5=C5, =CE=C1=D3=D4=D5=D0=C9=D4=D8 =CE=C5 = =C4=CF=CC=D6=CE=C1. >=20 > =F4=CF =C5=D3=D4=D8 =D0=D2=CF=D7=C5=D2=CB=C1 =CB=C1=D4=C1=CC=CF=C7=C1 =D0= =CF =DC=D4=CF=CA =D3=C8=C5=CD=C5 =D0=C5=D2=C5=C4 =D3=CF=DA=C4=C1=CE=C9=C5= =CD =D7=D2=C5=CD=C5=CE=CE=CF=C7=CF =C6=C1=CA=CC=C1 > =D0=D2=C1=CB=D4=C9=DE=C5=D3=CB=C9 =C7=C1=D2=C1=CE=D4=C9=D2=D5=C5=D4, =DE= =D4=CF =D7=D3=C5 =CF=D3=D4=C1=CC=D8=CE=D9=C5 =CF=D0=C5=D2=C1=C3=C9=C9 =D3 = =D7=D2=C5=CD=C5=CE=CE=D9=CD =C6=C1=CA=CC=CF=CD > =D0=D2=CF=CA=C4=D5=D4 =C2=C5=DA=CF=D0=C1=D3=CE=CF. =F7 =D3=CC=D5=DE=C1=C5 =D3 =D0=D2=C9=D7=C9=CC=C5=C7=C9=D2=CF=D7=C1=CE=CE=D9= =CD=C9 =D0=D2=CF=C7=D2=C1=CD=CD=C1=CD=C9 =D4=C1=CB=C1=D1 =C7=C1=D2=C1=CE=D4= =C9=D1 =D0=CF=D1=D7=CC=D1=C5=D4=D3=D1 =D4=CF=CC=D8=CB=CF =D7 =D3=CC=D5=DE=C1=C5 =D0=D2=CF=D7=C5=D2=CB=C9 =CE=C1 euid, =C9=CE=C1=DE= =C5 =DA=C1=D0=D5=D3=CB=C1=C0=DD=C9=CA =D4=C1=CB=D5=C0 =D0=D2=CF=C7=D2=C1=CD= =CD=D5 =CD=CF=D6=C5=D4 =D0=CF=D0=D2=CF=C2=CF=D7=C1=D4=D8 =DE=C5=D2=C5=DA =CE=C5=A3 =C4=CF=C2=D9=D4= =D8 =D3=C5=C2=C5 =D0=D2=C1=D7=C1 =DE=C5=D2=C5=DA =CD=C1=CE=C9=D0=D5=CC=D1= =C3=C9=C9 =D3 =CB=C1=D4=C1=CC=CF=C7=CF=CD. --=20 ldv --47eKBCiAZYFK5l32 Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.5 (GNU/Linux) iD8DBQFDAnja9viEa8HiNCkRAv30AJ489UBvyRkROkSB6uye31ibqJItwQCcDSnp 4BtwRGZDw/xgfg9MH2Djfk4= =BKJA -----END PGP SIGNATURE----- --47eKBCiAZYFK5l32--