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Bug 430990 - net-im/skype-4.0.0.8-r1 doesn't work in enforcing mode on ~amd64
Summary: net-im/skype-4.0.0.8-r1 doesn't work in enforcing mode on ~amd64
Status: VERIFIED FIXED
Alias: None
Product: Gentoo Linux
Classification: Unclassified
Component: SELinux (show other bugs)
Hardware: All Linux
: Normal normal (vote)
Assignee: Sven Vermeulen (RETIRED)
URL:
Whiteboard: sec-policy r4
Keywords:
Depends on:
Blocks:
 
Reported: 2012-08-11 18:46 UTC by Amadeusz Sławiński
Modified: 2012-10-04 18:36 UTC (History)
1 user (show)

See Also:
Package list:
Runtime testing required: ---


Attachments

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Description Amadeusz Sławiński 2012-08-11 18:46:26 UTC
[ebuild   R    ] sec-policy/selinux-skype-2.20120725-r1::hardened-dev  0 kB
[ebuild   R   #] net-im/skype-4.0.0.8-r1  USE="pax_kernel -qt-static" 0 kB

# ls -lZ `which skype` 
-rwxr-xr-x. 1 root audio system_u:object_r:bin_t 26874292 Aug 11 20:18 /opt/bin/skype

it should be skype_exec_t
but even after correcting it still fails to start

Log in enforcing:
Aug 11 20:36:45 lain kernel: [28017.179036] type=1400 audit(1344710205.107:242): avc:  denied  { execmem } for  pid=12757 comm="skype" scontext=staff_u:staff_r:staff_t tcontext=staff_u:staff_r:staff_t tclass=process

Log in anforcing after setsebool allow_execmem=on 
Aug 11 20:41:00 lain kernel: [28272.385232] type=1400 audit(1344710460.819:297): avc:  denied  { read write } for  pid=12921 comm="skype" name="qtsingleapp-homeam-bea3-3e8-lockfile" dev="dm-0" ino=25429764 scontext=staff_u:staff_r:skype_t tcontext=staff_u:object_r:tmp_t tclass=file

Log in permissive:
Aug 11 20:37:23 lain kernel: [28055.971923] type=1400 audit(1344710243.975:244): avc:  denied  { execmem } for  pid=12767 comm="skype" scontext=staff_u:staff_r:staff_t tcontext=staff_u:staff_r:staff_t tclass=process
Aug 11 20:37:26 lain kernel: [28058.777237] type=1400 audit(1344710246.787:245): avc:  denied  { read } for  pid=2575 comm="X" name="cmdline" dev="proc" ino=3449544 scontext=staff_u:staff_r:xserver_t tcontext=staff_u:staff_r:skype_t tclass=file
Aug 11 20:37:26 lain kernel: [28058.777262] type=1400 audit(1344710246.787:246): avc:  denied  { open } for  pid=2575 comm="X" name="cmdline" dev="proc" ino=3449544 scontext=staff_u:staff_r:xserver_t tcontext=staff_u:staff_r:skype_t tclass=file
Aug 11 20:37:27 lain kernel: [28059.128896] type=1400 audit(1344710247.139:247): avc:  denied  { read } for  pid=12767 comm="skype" name=".gtkrc-2.0" dev="dm-0" ino=25690490 scontext=staff_u:staff_r:skype_t tcontext=staff_u:object_r:user_home_t tclass=file
Aug 11 20:37:27 lain kernel: [28059.321539] type=1400 audit(1344710247.331:248): avc:  denied  { write } for  pid=12767 comm="skype" name="tmp" dev="dm-0" ino=25427969 scontext=staff_u:staff_r:skype_t tcontext=system_u:object_r:tmp_t tclass=dir
Aug 11 20:37:27 lain kernel: [28059.321549] type=1400 audit(1344710247.331:249): avc:  denied  { add_name } for  pid=12767 comm="skype" name="qtsingleapp-homeam-bea3-3e8-lockfile" scontext=staff_u:staff_r:skype_t tcontext=system_u:object_r:tmp_t tclass=dir
Aug 11 20:37:27 lain kernel: [28059.321600] type=1400 audit(1344710247.331:250): avc:  denied  { create } for  pid=12767 comm="skype" name="qtsingleapp-homeam-bea3-3e8-lockfile" scontext=staff_u:staff_r:skype_t tcontext=staff_u:object_r:tmp_t tclass=file
Aug 11 20:37:27 lain kernel: [28059.321657] type=1400 audit(1344710247.331:251): avc:  denied  { read write open } for  pid=12767 comm="skype" name="qtsingleapp-homeam-bea3-3e8-lockfile" dev="dm-0" ino=25429764 scontext=staff_u:staff_r:skype_t tcontext=staff_u:object_r:tmp_t tclass=file
Aug 11 20:37:27 lain kernel: [28059.321716] type=1400 audit(1344710247.331:252): avc:  denied  { lock } for  pid=12767 comm="skype" path="/tmp/qtsingleapp-homeam-bea3-3e8-lockfile" dev="dm-0" ino=25429764 scontext=staff_u:staff_r:skype_t tcontext=staff_u:object_r:tmp_t tclass=file
Aug 11 20:37:27 lain kernel: [28059.321793] type=1400 audit(1344710247.331:253): avc:  denied  { create } for  pid=12767 comm="skype" name="qtsingleapp-homeam-bea3-3e8" scontext=staff_u:staff_r:skype_t tcontext=staff_u:object_r:tmp_t tclass=sock_file
Aug 11 20:37:34 lain kernel: [28066.600538] type=1400 audit(1344710254.627:291): avc:  denied  { name_connect } for  pid=12778 comm="Backbone" dest=49152 scontext=staff_u:staff_r:skype_t tcontext=system_u:object_r:virt_migration_port_t tclass=tcp_socket
Aug 11 20:37:36 lain kernel: [28068.614056] type=1400 audit(1344710256.643:292): avc:  denied  { remove_name } for  pid=12767 comm="skype" name="qtsingleapp-homeam-bea3-3e8" dev="dm-0" ino=25429765 scontext=staff_u:staff_r:skype_t tcontext=system_u:object_r:tmp_t tclass=dir
Aug 11 20:37:36 lain kernel: [28068.614068] type=1400 audit(1344710256.643:293): avc:  denied  { unlink } for  pid=12767 comm="skype" name="qtsingleapp-homeam-bea3-3e8" dev="dm-0" ino=25429765 scontext=staff_u:staff_r:skype_t tcontext=staff_u:object_r:tmp_t tclass=sock_file


Reproducible: Always




Portage 2.1.11.9 (hardened/linux/amd64/selinux, gcc-4.6.3, glibc-2.15-r2, 3.4.7-hardened x86_64)
=================================================================
System uname: Linux-3.4.7-hardened-x86_64-Intel-R-_Core-TM-_i3_CPU_M_350_@_2.27GHz-with-gentoo-2.1
Timestamp of tree: Thu, 09 Aug 2012 18:00:01 +0000
app-shells/bash:          4.2_p37
dev-lang/python:          2.7.3-r2, 3.2.3-r1
dev-util/cmake:           2.8.8-r3
dev-util/pkgconfig:       0.27
sys-apps/baselayout:      2.1-r1
sys-apps/openrc:          0.10.5
sys-apps/sandbox:         2.6
sys-devel/autoconf:       2.13, 2.69
sys-devel/automake:       1.9.6-r3, 1.11.6, 1.12.2
sys-devel/binutils:       2.22.90
sys-devel/gcc:            4.6.3
sys-devel/gcc-config:     1.7.3
sys-devel/libtool:        2.4.2
sys-devel/make:           3.82-r3
sys-kernel/linux-headers: 3.5 (virtual/os-headers)
sys-libs/glibc:           2.15-r2
Repositories: gentoo hardened-dev x11 my_local_overlay
ACCEPT_KEYWORDS="amd64 ~amd64"
ACCEPT_LICENSE="* -@EULA AdobeFlash-10.3 PUEL skype-4.0.0.7-copyright"
CBUILD="x86_64-pc-linux-gnu"
CFLAGS="-march=native -O2 -pipe"
CHOST="x86_64-pc-linux-gnu"
CONFIG_PROTECT="/etc /usr/share/gnupg/qualified.txt"
CONFIG_PROTECT_MASK="${EPREFIX}/etc/gconf /etc/ca-certificates.conf /etc/env.d /etc/fonts/fonts.conf /etc/gconf /etc/gentoo-release /etc/php/apache2-php5.4/ext-active/ /etc/php/cgi-php5.4/ext-active/ /etc/php/cli-php5.4/ext-active/ /etc/revdep-rebuild /etc/sandbox.d /etc/terminfo"
CXXFLAGS="-march=native -O2 -pipe"
DISTDIR="/usr/portage/distfiles"
FCFLAGS="-O2 -pipe"
FEATURES="assume-digests binpkg-logs config-protect-if-modified distlocks ebuild-locks fixlafiles news parallel-fetch parse-eapi-ebuild-head protect-owned sandbox selinux sesandbox sfperms splitdebug strict unknown-features-warn unmerge-logs unmerge-orphans userfetch"
FFLAGS="-O2 -pipe"
GENTOO_MIRRORS="http://distfiles.gentoo.org"
LANG="en_US.utf8"
LDFLAGS="-Wl,-O1 -Wl,--as-needed"
LINGUAS="en en_GB pl"
MAKEOPTS="-j5"
PKGDIR="/usr/portage/packages"
PORTAGE_CONFIGROOT="/"
PORTAGE_RSYNC_OPTS="--recursive --links --safe-links --perms --times --compress --force --whole-file --delete --stats --human-readable --timeout=180 --exclude=/distfiles --exclude=/local --exclude=/packages"
PORTAGE_TMPDIR="/var/tmp"
PORTDIR="/usr/portage"
PORTDIR_OVERLAY="/var/lib/layman/hardened-development /var/lib/layman/x11 /usr/local/portage"
SYNC="rsync://rsync.gentoo.org/gentoo-portage"
USE="X acpi alsa amd64 apache2 bash-completion berkdb bluetooth bzip2 cli consolekit cracklib crypt cups cxx dbus dri dvd gdbm gif gpm hardened iconv icu ipv6 jpeg justify mmx mng modules mp3 mudflap multilib mysql mysqli ncurses nls nptl open_perms opengl openmp pam pax_kernel pcre png policykit pppd readline selinux session sse sse2 sse4_1 sse4_2 ssl ssse3 tcpd thunar tiff udev unicode urandom usb v4l vim-syntax wifi xft xinerama zlib zsh-completion" ALSA_CARDS="ali5451 als4000 atiixp atiixp-modem bt87x ca0106 cmipci emu10k1x ens1370 ens1371 es1938 es1968 fm801 hda-intel intel8x0 intel8x0m maestro3 trident usb-audio via82xx via82xx-modem ymfpci" ALSA_PCM_PLUGINS="adpcm alaw asym copy dmix dshare dsnoop empty extplug file hooks iec958 ioplug ladspa lfloat linear meter mmap_emul mulaw multi null plug rate route share shm softvol" APACHE2_MODULES="actions alias auth_basic authn_alias authn_anon authn_dbm authn_default authn_file authz_dbm authz_default authz_groupfile authz_host authz_owner authz_user autoindex cache cgi cgid dav dav_fs dav_lock deflate dir disk_cache env expires ext_filter file_cache filter headers include info log_config logio mem_cache mime mime_magic negotiation rewrite setenvif speling status unique_id userdir usertrack vhost_alias" CALLIGRA_FEATURES="kexi words flow plan sheets stage tables krita karbon braindump" CAMERAS="ptp2" COLLECTD_PLUGINS="df interface irq load memory rrdtool swap syslog" ELIBC="glibc" GPSD_PROTOCOLS="ashtech aivdm earthmate evermore fv18 garmin garmintxt gpsclock itrax mtk3301 nmea ntrip navcom oceanserver oldstyle oncore rtcm104v2 rtcm104v3 sirf superstar2 timing tsip tripmate tnt ubx" INPUT_DEVICES="keyboard mouse evdev" KERNEL="linux" LCD_DEVICES="bayrad cfontz cfontz633 glk hd44780 lb216 lcdm001 mtxorb ncurses text" LIBREOFFICE_EXTENSIONS="presenter-console presenter-minimizer" LINGUAS="en en_GB pl" PHP_TARGETS="php5-3" PYTHON_TARGETS="python3_2 python2_7" RUBY_TARGETS="ruby18 ruby19" USERLAND="GNU" VIDEO_CARDS="nouveau" XTABLES_ADDONS="quota2 psd pknock lscan length2 ipv4options ipset ipp2p iface geoip fuzzy condition tee tarpit sysrq steal rawnat logmark ipmark dhcpmac delude chaos account"
Unset:  CPPFLAGS, CTARGET, EMERGE_DEFAULT_OPTS, INSTALL_MASK, LC_ALL, PORTAGE_BUNZIP2_COMMAND, PORTAGE_COMPRESS, PORTAGE_COMPRESS_FLAGS, PORTAGE_RSYNC_EXTRA_OPTS, USE_PYTHON
Comment 1 Sven Vermeulen (RETIRED) gentoo-dev 2012-08-15 13:04:35 UTC
Will be in rev3
Comment 2 Sven Vermeulen (RETIRED) gentoo-dev 2012-08-16 14:11:47 UTC
r3 is in hardened-dev overlay
Comment 3 Sven Vermeulen (RETIRED) gentoo-dev 2012-08-20 16:35:07 UTC
Crappidycrap, forgot to include the type transition for regular files in tmp_t (was left in a local policy in my tests :-(
Comment 4 Sven Vermeulen (RETIRED) gentoo-dev 2012-08-20 16:35:23 UTC
... so it'll be in rev 4
Comment 5 Sven Vermeulen (RETIRED) gentoo-dev 2012-08-24 17:36:41 UTC
rev4 is in hardened-dev overlay
Comment 6 Sven Vermeulen (RETIRED) gentoo-dev 2012-09-22 11:31:44 UTC
In main tree, ~arch'ed (rev 5)
Comment 7 Sven Vermeulen (RETIRED) gentoo-dev 2012-10-04 18:36:04 UTC
stabilized