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Bug 1858738 - passwd causes AVC
Summary: passwd causes AVC
Keywords:
Status: CLOSED DUPLICATE of bug 1853730
Alias: None
Product: Fedora
Classification: Fedora
Component: selinux-policy
Version: rawhide
Hardware: Unspecified
OS: Unspecified
unspecified
unspecified
Target Milestone: ---
Assignee: Zdenek Pytela
QA Contact: Fedora Extras Quality Assurance
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2020-07-20 09:13 UTC by Ondrej Mejzlik
Modified: 2020-07-20 13:56 UTC (History)
7 users (show)

Fixed In Version:
Doc Type: If docs needed, set a value
Doc Text:
Clone Of:
Environment:
Last Closed: 2020-07-20 13:56:34 UTC
Type: Bug
Embargoed:


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Description Ondrej Mejzlik 2020-07-20 09:13:08 UTC
Description of problem:
The passwd command causes AVC error when running sanity test for vsftpd on rawhide fc33.

Version-Release number of selected component (if applicable):
selinux-policy-3.14.6-20.fc33.noarch

How reproducible:
Always

Steps to Reproduce:
1. Schedule /CoreOS/vsftpd/Sanity/bz641239-RFE-vsftpd-can-not-handle-square-brackets-in-ls on fc33 in Beaker

Actual results:
SELinux status:                 enabled
SELinuxfs mount:                /sys/fs/selinux
SELinux root directory:         /etc/selinux
Loaded policy name:             targeted
Current mode:                   enforcing
Mode from config file:          enforcing
Policy MLS status:              enabled
Policy deny_unknown status:     allowed
Memory protection checking:     actual (secure)
Max kernel policy version:      33
selinux-policy-3.14.6-20.fc33.noarch
----
time->Mon Jul 20 04:32:28 2020
type=AVC msg=audit(1595233948.542:198): avc:  denied  { getattr } for  pid=2729 comm="passwd" name="/" dev="proc" ino=1 scontext=unconfined_u:unconfined_r:passwd_t:s0-s0:c0.c1023 tcontext=system_u:object_r:proc_t:s0 tclass=filesystem permissive=0
----
time->Mon Jul 20 04:32:28 2020
type=AVC msg=audit(1595233948.594:199): avc:  denied  { getattr } for  pid=2730 comm="passwd" name="/" dev="proc" ino=1 scontext=unconfined_u:unconfined_r:passwd_t:s0-s0:c0.c1023 tcontext=system_u:object_r:proc_t:s0 tclass=filesystem permissive=0
----
time->Mon Jul 20 04:32:28 2020
type=AVC msg=audit(1595233948.713:200): avc:  denied  { getattr } for  pid=2738 comm="passwd" name="/" dev="proc" ino=1 scontext=unconfined_u:unconfined_r:passwd_t:s0-s0:c0.c1023 tcontext=system_u:object_r:proc_t:s0 tclass=filesystem permissive=0

Expected results:
No AVC error

Additional info:
The error was not there in selinux-policy-3.14.6-15.fc33.noarch

Comment 2 Zdenek Pytela 2020-07-20 13:56:34 UTC
Likely a result of glibc or other library change.

*** This bug has been marked as a duplicate of bug 1853730 ***


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