Article View: pl.comp.security
Article #52231linuksowe capability
From: Andrzej 'The Undefined' Dopierał...
Date: Mon, 13 Sep 2004 20:04
Date: Mon, 13 Sep 2004 20:04
44 lines
2777 bytes
2777 bytes
troszke utknalem :) potrzebuje moc uruchomic prawami uzytkownika narzedzia typu tcpdump, wiec wymagajace dostepu do cap_net_raw. tylko - jak to teraz nadac? ot: [root@pldmachine root]# /sbin/execcap "cap_net_raw+eip" bash [root@pldmachine root]# /sbin/getpcaps $$ Capabilities for `14821': =ep cap_net_raw+i cap_setpcap-ep czyli root ma domyslnie ep, i dodalem mu i ale jezeli zrobie: [root@pldmachine root]# /sbin/execcap "cap_net_raw+eip" su - undefine [undefine@pldmachine undefine]$ /sbin/getpcaps $$ Capabilities for `14824': = cap_net_raw+i zostaje juz mi tylko samo i, bez ep probuje nadac istniejacemu procesowi +iep: [undefine@pldmachine undefine]$ echo $$; /sbin/getpcaps $$ 14888 Capabilities for `14888': = na innej konsoli: [root@pldmachine undefine]# /sbin/setpcaps "cap_net_raw+iep" 14888 [caps set to: = cap_net_raw+eip ] Failed to set cap's on process `14888': (Operation not permitted) usage: setcap [-q] (-|<caps>) <pid> [ ... (-|<capsN>) <pid> ] ... wogole nie rozumiem czegos takiego: [root@pldmachine undefine]# /sbin/getpcaps $$ Capabilities for `14967': =ep cap_setpcap-ep dlaczego domyslnie jest bez cap_setpcap ? jak to moge ominac? ma ktos jakis pomysl, wskazowke... gdzie szukac pomocy? FUT: pl.comp.os.linux, bo chyba z tym to jest bardziej zwiazane. -- Andrzej 'The Undefined' Dopierała UNIX && Linux administrator, Adam Mickiewicz University WMiI PLD Linux Developer HomePage: http://aramin.net/ JID: undefine@piastlan.net e-mail: undefine@pld-linux.org
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Followup-To: pl.comp.os.linux Errors-To: pcs-bounce@underley.eu.org X-Complaints-To: usenet@futuro.pl X-Trace: opal.futuro.pl 1095098652 4346 62.233.186.177 (13 Sep 2004 18:04:12 GMT) Approved: marcinw@medianet.pl Lines: 44 Message-ID: <slrn.pl.ckbvac.67f.undefine@uc.aramin.one.pl> X-Orig-Path: 0.0.0.0!nobody Organization: Undefined's Workstation Newsgroups: pl.comp.security User-Agent: slrn/0.9.7.4 (pl-1.4.3) (Linux/2.6.7 (i686)) Subject: linuksowe capability X-NNTP-Posting-Host: sv2.piastlan.net NNTP-Posting-Host: ghostwheel.underley.eu.org X-Licznik: 1452 NNTP-Posting-Date: Mon, 13 Sep 2004 18:04:12 +0000 (UTC) X-Moder-Tool: moder-gate.pl, v2.1 2002/11/13 (c) Daniel Podlejski <underley@underley.eu.org> Date: Mon, 13 Sep 2004 22:04:28 +0200 X-Orig-Newsgroups: pl.comp.os.linux,pl.comp.security Mime-Version: 1.0 Path: mbox-mo1.pugleaf.net!news-archive.icm.edu.pl!newsfeed.gazeta.pl!news.onet.pl!newsfeed.tpinternet.pl!news.underley.eu.org!moderators!marcinw@medianet.pl X-Bogosity: No, tests=bogofilter, spamicity=0.000000, version=0.92.4 From: Andrzej 'The Undefined' Dopierała <undefine@pld-linux.org> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit