Bug 812829 - systemd-logind multiseat related AVC denials
systemd-logind multiseat related AVC denials
Status: CLOSED CURRENTRELEASE
Product: Fedora
Classification: Fedora
Component: selinux-policy (Show other bugs)
17
Unspecified Unspecified
unspecified Severity unspecified
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Assigned To: Miroslav Grepl
Fedora Extras Quality Assurance
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Depends On:
Blocks:
  Show dependency treegraph
 
Reported: 2012-04-16 07:19 EDT by Dominick Grift
Modified: 2012-06-22 09:42 EDT (History)
3 users (show)

See Also:
Fixed In Version:
Doc Type: Bug Fix
Doc Text:
Story Points: ---
Clone Of:
Environment:
Last Closed: 2012-06-22 09:42:02 EDT
Type: Bug
Regression: ---
Mount Type: ---
Documentation: ---
CRM:
Verified Versions:
Category: ---
oVirt Team: ---
RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: ---


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Description Dominick Grift 2012-04-16 07:19:06 EDT
Description of problem:

While trying out multiseat functionality i encountered some avc denials:

----
time->Mon Apr 16 12:58:02 2012
type=SYSCALL msg=audit(1334573882.565:288): arch=c000003e syscall=2 success=yes exit=11 a0=1c10110 a1=800c2 a2=180 a3=13a3a72a65 items=0 ppid=1 pid=680 auid=4294967295 uid=0 gid=0 euid=0 suid=0 fsuid=0 egid=0 sgid=0 fsgid=0 tty=(none) ses=4294967295 comm="systemd-logind" exe="/usr/lib/systemd/systemd-logind" subj=system_u:system_r:systemd_logind_t:s0 key=(null)
type=AVC msg=audit(1334573882.565:288): avc:  denied  { read write open } for  pid=680 comm="systemd-logind" name=".72-seat-drm-pci-0000_00_02_0.rulesMTEfCe" dev="dm-0" ino=132956 scontext=system_u:system_r:systemd_logind_t:s0 tcontext=system_u:object_r:udev_rules_t:s0 tclass=file
type=AVC msg=audit(1334573882.565:288): avc:  denied  { create } for  pid=680 comm="systemd-logind" name=".72-seat-drm-pci-0000_00_02_0.rulesMTEfCe" scontext=system_u:system_r:systemd_logind_t:s0 tcontext=system_u:object_r:udev_rules_t:s0 tclass=file
type=AVC msg=audit(1334573882.565:288): avc:  denied  { add_name } for  pid=680 comm="systemd-logind" name=".72-seat-drm-pci-0000_00_02_0.rulesMTEfCe" scontext=system_u:system_r:systemd_logind_t:s0 tcontext=system_u:object_r:udev_rules_t:s0 tclass=dir
type=AVC msg=audit(1334573882.565:288): avc:  denied  { write } for  pid=680 comm="systemd-logind" name="rules.d" dev="dm-0" ino=131449 scontext=system_u:system_r:systemd_logind_t:s0 tcontext=system_u:object_r:udev_rules_t:s0 tclass=dir
----
time->Mon Apr 16 12:58:02 2012
type=SYSCALL msg=audit(1334573882.565:289): arch=c000003e syscall=5 success=yes exit=0 a0=b a1=7fffbd4cdf10 a2=7fffbd4cdf10 a3=238 items=0 ppid=1 pid=680 auid=4294967295 uid=0 gid=0 euid=0 suid=0 fsuid=0 egid=0 sgid=0 fsgid=0 tty=(none) ses=4294967295 comm="systemd-logind" exe="/usr/lib/systemd/systemd-logind" subj=system_u:system_r:systemd_logind_t:s0 key=(null)
type=AVC msg=audit(1334573882.565:289): avc:  denied  { getattr } for  pid=680 comm="systemd-logind" path="/etc/udev/rules.d/.72-seat-drm-pci-0000_00_02_0.rulesMTEfCe" dev="dm-0" ino=132956 scontext=system_u:system_r:systemd_logind_t:s0 tcontext=system_u:object_r:udev_rules_t:s0 tclass=file
----
time->Mon Apr 16 12:58:02 2012
type=SYSCALL msg=audit(1334573882.565:290): arch=c000003e syscall=91 success=yes exit=0 a0=b a1=1a4 a2=fbad2484 a3=22 items=0 ppid=1 pid=680 auid=4294967295 uid=0 gid=0 euid=0 suid=0 fsuid=0 egid=0 sgid=0 fsgid=0 tty=(none) ses=4294967295 comm="systemd-logind" exe="/usr/lib/systemd/systemd-logind" subj=system_u:system_r:systemd_logind_t:s0 key=(null)
type=AVC msg=audit(1334573882.565:290): avc:  denied  { setattr } for  pid=680 comm="systemd-logind" name=".72-seat-drm-pci-0000_00_02_0.rulesMTEfCe" dev="dm-0" ino=132956 scontext=system_u:system_r:systemd_logind_t:s0 tcontext=system_u:object_r:udev_rules_t:s0 tclass=file
----
time->Mon Apr 16 12:58:02 2012
type=SYSCALL msg=audit(1334573882.565:291): arch=c000003e syscall=82 success=yes exit=0 a0=1c10110 a1=1c11f40 a2=1c11360 a3=ffffffff items=0 ppid=1 pid=680 auid=4294967295 uid=0 gid=0 euid=0 suid=0 fsuid=0 egid=0 sgid=0 fsgid=0 tty=(none) ses=4294967295 comm="systemd-logind" exe="/usr/lib/systemd/systemd-logind" subj=system_u:system_r:systemd_logind_t:s0 key=(null)
type=AVC msg=audit(1334573882.565:291): avc:  denied  { rename } for  pid=680 comm="systemd-logind" name=".72-seat-drm-pci-0000_00_02_0.rulesMTEfCe" dev="dm-0" ino=132956 scontext=system_u:system_r:systemd_logind_t:s0 tcontext=system_u:object_r:udev_rules_t:s0 tclass=file
type=AVC msg=audit(1334573882.565:291): avc:  denied  { remove_name } for  pid=680 comm="systemd-logind" name=".72-seat-drm-pci-0000_00_02_0.rulesMTEfCe" dev="dm-0" ino=132956 scontext=system_u:system_r:systemd_logind_t:s0 tcontext=system_u:object_r:udev_rules_t:s0 tclass=dir
----
time->Mon Apr 16 12:58:02 2012
type=SYSCALL msg=audit(1334573882.566:292): arch=c000003e syscall=2 success=yes exit=11 a0=1c12350 a1=80241 a2=1b6 a3=238 items=0 ppid=1 pid=680 auid=4294967295 uid=0 gid=0 euid=0 suid=0 fsuid=0 egid=0 sgid=0 fsgid=0 tty=(none) ses=4294967295 comm="systemd-logind" exe="/usr/lib/systemd/systemd-logind" subj=system_u:system_r:systemd_logind_t:s0 key=(null)
type=AVC msg=audit(1334573882.566:292): avc:  denied  { write } for  pid=680 comm="systemd-logind" name="uevent" dev="sysfs" ino=15935 scontext=system_u:system_r:systemd_logind_t:s0 tcontext=system_u:object_r:sysfs_t:s0 tclass=file
----
time->Mon Apr 16 12:58:23 2012
type=SYSCALL msg=audit(1334573903.901:293): arch=c000003e syscall=82 success=yes exit=0 a0=1c10110 a1=1c08410 a2=1c11360 a3=ffffffff items=0 ppid=1 pid=680 auid=4294967295 uid=0 gid=0 euid=0 suid=0 fsuid=0 egid=0 sgid=0 fsgid=0 tty=(none) ses=4294967295 comm="systemd-logind" exe="/usr/lib/systemd/systemd-logind" subj=system_u:system_r:systemd_logind_t:s0 key=(null)
type=AVC msg=audit(1334573903.901:293): avc:  denied  { unlink } for  pid=680 comm="systemd-logind" name="72-seat-drm-pci-0000_00_02_0.rules" dev="dm-0" ino=132956 scontext=system_u:system_r:systemd_logind_t:s0 tcontext=system_u:object_r:udev_rules_t:s0 tclass=file
----
time->Mon Apr 16 13:00:41 2012
type=SYSCALL msg=audit(1334574041.868:294): arch=c000003e syscall=2 success=yes exit=11 a0=1c384a0 a1=80241 a2=1b6 a3=238 items=0 ppid=1 pid=680 auid=4294967295 uid=0 gid=0 euid=0 suid=0 fsuid=0 egid=0 sgid=0 fsgid=0 tty=(none) ses=4294967295 comm="systemd-logind" exe="/usr/lib/systemd/systemd-logind" subj=system_u:system_r:systemd_logind_t:s0 key=(null)
type=AVC msg=audit(1334574041.868:294): avc:  denied  { write } for  pid=680 comm="systemd-logind" name="uevent" dev="sysfs" ino=11490 scontext=system_u:system_r:systemd_logind_t:s0 tcontext=system_u:object_r:sysfs_t:s0 tclass=file
----
time->Mon Apr 16 13:01:04 2012
type=SYSCALL msg=audit(1334574064.088:302): arch=c000003e syscall=2 success=yes exit=11 a0=1c116e0 a1=800c2 a2=180 a3=2070dad263 items=0 ppid=1 pid=680 auid=4294967295 uid=0 gid=0 euid=0 suid=0 fsuid=0 egid=0 sgid=0 fsgid=0 tty=(none) ses=4294967295 comm="systemd-logind" exe="/usr/lib/systemd/systemd-logind" subj=system_u:system_r:systemd_logind_t:s0 key=(null)
type=AVC msg=audit(1334574064.088:302): avc:  denied  { read write open } for  pid=680 comm="systemd-logind" name=".72-seat-usb-pci-0000_00_1d_1.rulesXRktAf" dev="dm-0" ino=132959 scontext=system_u:system_r:systemd_logind_t:s0 tcontext=system_u:object_r:udev_rules_t:s0 tclass=file
type=AVC msg=audit(1334574064.088:302): avc:  denied  { create } for  pid=680 comm="systemd-logind" name=".72-seat-usb-pci-0000_00_1d_1.rulesXRktAf" scontext=system_u:system_r:systemd_logind_t:s0 tcontext=system_u:object_r:udev_rules_t:s0 tclass=file
type=AVC msg=audit(1334574064.088:302): avc:  denied  { add_name } for  pid=680 comm="systemd-logind" name=".72-seat-usb-pci-0000_00_1d_1.rulesXRktAf" scontext=system_u:system_r:systemd_logind_t:s0 tcontext=system_u:object_r:udev_rules_t:s0 tclass=dir
type=AVC msg=audit(1334574064.088:302): avc:  denied  { write } for  pid=680 comm="systemd-logind" name="rules.d" dev="dm-0" ino=131449 scontext=system_u:system_r:systemd_logind_t:s0 tcontext=system_u:object_r:udev_rules_t:s0 tclass=dir
----
time->Mon Apr 16 13:01:04 2012
type=SYSCALL msg=audit(1334574064.088:303): arch=c000003e syscall=5 success=yes exit=0 a0=b a1=7fffbd4cdf10 a2=7fffbd4cdf10 a3=238 items=0 ppid=1 pid=680 auid=4294967295 uid=0 gid=0 euid=0 suid=0 fsuid=0 egid=0 sgid=0 fsgid=0 tty=(none) ses=4294967295 comm="systemd-logind" exe="/usr/lib/systemd/systemd-logind" subj=system_u:system_r:systemd_logind_t:s0 key=(null)
type=AVC msg=audit(1334574064.088:303): avc:  denied  { getattr } for  pid=680 comm="systemd-logind" path="/etc/udev/rules.d/.72-seat-usb-pci-0000_00_1d_1.rulesXRktAf" dev="dm-0" ino=132959 scontext=system_u:system_r:systemd_logind_t:s0 tcontext=system_u:object_r:udev_rules_t:s0 tclass=file
----
time->Mon Apr 16 13:01:04 2012
type=SYSCALL msg=audit(1334574064.088:304): arch=c000003e syscall=91 success=yes exit=0 a0=b a1=1a4 a2=fbad2484 a3=22 items=0 ppid=1 pid=680 auid=4294967295 uid=0 gid=0 euid=0 suid=0 fsuid=0 egid=0 sgid=0 fsgid=0 tty=(none) ses=4294967295 comm="systemd-logind" exe="/usr/lib/systemd/systemd-logind" subj=system_u:system_r:systemd_logind_t:s0 key=(null)
type=AVC msg=audit(1334574064.088:304): avc:  denied  { setattr } for  pid=680 comm="systemd-logind" name=".72-seat-usb-pci-0000_00_1d_1.rulesXRktAf" dev="dm-0" ino=132959 scontext=system_u:system_r:systemd_logind_t:s0 tcontext=system_u:object_r:udev_rules_t:s0 tclass=file
----
time->Mon Apr 16 13:01:04 2012
type=SYSCALL msg=audit(1334574064.088:305): arch=c000003e syscall=82 success=yes exit=0 a0=1c116e0 a1=1c10110 a2=1c12d10 a3=ffffffff items=0 ppid=1 pid=680 auid=4294967295 uid=0 gid=0 euid=0 suid=0 fsuid=0 egid=0 sgid=0 fsgid=0 tty=(none) ses=4294967295 comm="systemd-logind" exe="/usr/lib/systemd/systemd-logind" subj=system_u:system_r:systemd_logind_t:s0 key=(null)
type=AVC msg=audit(1334574064.088:305): avc:  denied  { rename } for  pid=680 comm="systemd-logind" name=".72-seat-usb-pci-0000_00_1d_1.rulesXRktAf" dev="dm-0" ino=132959 scontext=system_u:system_r:systemd_logind_t:s0 tcontext=system_u:object_r:udev_rules_t:s0 tclass=file
type=AVC msg=audit(1334574064.088:305): avc:  denied  { remove_name } for  pid=680 comm="systemd-logind" name=".72-seat-usb-pci-0000_00_1d_1.rulesXRktAf" dev="dm-0" ino=132959 scontext=system_u:system_r:systemd_logind_t:s0 tcontext=system_u:object_r:udev_rules_t:s0 tclass=dir

Version-Release number of selected component (if applicable):
selinux-policy-devel-3.10.0-114.fc17.noarch
selinux-policy-targeted-3.10.0-114.fc17.noarch
selinux-policy-doc-3.10.0-114.fc17.noarch
selinux-policy-3.10.0-114.fc17.noarch

How reproducible:
systemd-loginctl attach seat1 /sys/devices/pci0000:00/0000:00:02.0/drm/card1
systemd-loginctl attach seat1 /sys/devices/pci0000:00/0000:00:1d.0/usb6
systemd-loginctl attach seat1 /sys/devices/pci0000:00/0000:00:1d.1/usb7
systemd-loginctl attach seat1 /sys/devices/pci0000:00/0000:00:02.0/graphics/fb1

Expected results:
Work in enforcing mode

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