Bug 2038963 - smbcontrol produces AVC: denied {read} dev="proc"
Summary: smbcontrol produces AVC: denied {read} dev="proc"
Alias: None
Product: Fedora
Classification: Fedora
Component: selinux-policy
Version: 35
Hardware: Unspecified
OS: Unspecified
Target Milestone: ---
Assignee: Zdenek Pytela
QA Contact: Fedora Extras Quality Assurance
Depends On:
Blocks: 2033873 2038157
TreeView+ depends on / blocked
Reported: 2022-01-10 16:21 UTC by Florence Blanc-Renaud
Modified: 2022-01-18 01:55 UTC (History)
8 users (show)

Fixed In Version: selinux-policy-35.9-1.fc35
Doc Type: If docs needed, set a value
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Clone Of:
Last Closed: 2022-01-18 01:55:36 UTC
Type: Bug

Attachments (Terms of Use)

Description Florence Blanc-Renaud 2022-01-10 16:21:52 UTC
Description of problem:
The command smbcontrol produces an AVC on Fedora 35.

Version-Release number of selected component (if applicable):
# cat /etc/fedora-release
Fedora release 35 (Thirty Five)

# rpm -q samba-common-tools selinux-policy

How reproducible:

Steps to Reproduce:
1. setenforce 1
2. dnf install samba-common-tools
3. smbcontrol all debug 100

Actual results:
The smbcontrol command succeeds but produces an AVC

Expected results:

Additional info:
# ausearch -m AVC
time->Mon Jan 10 11:02:26 2022
type=AVC msg=audit(1641830546.569:578): avc:  denied  { read } for  pid=53903 comm="smbcontrol" name="unix" dev="proc" ino=4026532059 scontext=unconfined_u:unconfined_r:smbcontrol_t:s0-s0:c0.c1023 tcontext=system_u:object_r:proc_net_t:s0 tclass=file permissive=0

Comment 1 Florence Blanc-Renaud 2022-01-10 16:34:12 UTC
Same issue already reported against RHEL 8.6: https://bugzilla.redhat.com/show_bug.cgi?id=2033873
and against RHEL 9: https://bugzilla.redhat.com/show_bug.cgi?id=2038157

Comment 2 Fedora Update System 2022-01-13 17:25:45 UTC
FEDORA-2022-3ec8ad0da1 has been submitted as an update to Fedora 35. https://bodhi.fedoraproject.org/updates/FEDORA-2022-3ec8ad0da1

Comment 3 Fedora Update System 2022-01-14 01:55:52 UTC
FEDORA-2022-3ec8ad0da1 has been pushed to the Fedora 35 testing repository.
Soon you'll be able to install the update with the following command:
`sudo dnf upgrade --enablerepo=updates-testing --advisory=FEDORA-2022-3ec8ad0da1`
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2022-3ec8ad0da1

See also https://fedoraproject.org/wiki/QA:Updates_Testing for more information on how to test updates.

Comment 4 Florence Blanc-Renaud 2022-01-17 09:14:53 UTC
The update selinux-policy-35.9-1.fc35 properly fixes this issue, I added karma + comment to https://bodhi.fedoraproject.org/updates/FEDORA-2022-3ec8ad0da1

Comment 5 Fedora Update System 2022-01-18 01:55:36 UTC
FEDORA-2022-3ec8ad0da1 has been pushed to the Fedora 35 stable repository.
If problem still persists, please make note of it in this bug report.

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