Note: This is a public test instance of Red Hat Bugzilla. The data contained within is a snapshot of the live data so any changes you make will not be reflected in the production Bugzilla. Email is disabled so feel free to test any aspect of the site that you want. File any problems you find or give feedback at bugzilla.redhat.com.

Bug 1411126

Summary: Suspicious detections on fresh installed system
Product: [Fedora] Fedora Reporter: redhat
Component: chkrootkitAssignee: Gwyn Ciesla <gwync>
Status: CLOSED ERRATA QA Contact: Fedora Extras Quality Assurance <extras-qa>
Severity: medium Docs Contact:
Priority: unspecified    
Version: 25CC: gwync, wolfy
Target Milestone: ---   
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: chkrootkit-0.52-1.fc26 chkrootkit-0.52-1.fc24 chkrootkit-0.52-1.fc25 Doc Type: If docs needed, set a value
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2017-04-10 16:00:57 UTC Type: Bug
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:

Description redhat 2017-01-08 15:14:29 UTC
Description of problem:
chkrootkit when run on a fresh installed FC25 system reports suspicious detections.

Checking `lkm'... chkproc: nothing detected
-146    /usr/share
-1      /usr/bin
-1      /usr/sbin
-41     /lib
chkdirs: Warning: Possible LKM Trojan installed


Version-Release number of selected component (if applicable):
chkrootkit-0.50-9.fc25.x86_64

How reproducible:
Everytime you run the script chkrootkit


Steps to Reproduce:
1. # chkrootkit
2.
3.

Actual results:
Checking `lkm'... chkproc: nothing detected
-146    /usr/share
-1      /usr/bin
-1      /usr/sbin
-41     /lib
chkdirs: Warning: Possible LKM Trojan installed


Expected results:
No warning about LKM Trojan


Additional info:

Comment 1 Fedora Update System 2017-04-04 18:48:24 UTC
chkrootkit-0.52-1.fc25 has been submitted as an update to Fedora 25. https://bodhi.fedoraproject.org/updates/FEDORA-2017-8df4d86cda

Comment 2 Fedora Update System 2017-04-04 18:48:36 UTC
chkrootkit-0.52-1.fc26 has been submitted as an update to Fedora 26. https://bodhi.fedoraproject.org/updates/FEDORA-2017-b761864bd2

Comment 3 Fedora Update System 2017-04-04 18:48:45 UTC
chkrootkit-0.52-1.fc24 has been submitted as an update to Fedora 24. https://bodhi.fedoraproject.org/updates/FEDORA-2017-0e016ac083

Comment 4 Fedora Update System 2017-04-05 19:53:53 UTC
chkrootkit-0.52-1.fc24 has been pushed to the Fedora 24 testing repository. If problems still persist, please make note of it in this bug report.
See https://fedoraproject.org/wiki/QA:Updates_Testing for
instructions on how to install test updates.
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2017-0e016ac083

Comment 5 Fedora Update System 2017-04-05 19:54:14 UTC
chkrootkit-0.52-1.fc25 has been pushed to the Fedora 25 testing repository. If problems still persist, please make note of it in this bug report.
See https://fedoraproject.org/wiki/QA:Updates_Testing for
instructions on how to install test updates.
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2017-8df4d86cda

Comment 6 Fedora Update System 2017-04-05 21:54:37 UTC
chkrootkit-0.52-1.fc26 has been pushed to the Fedora 26 testing repository. If problems still persist, please make note of it in this bug report.
See https://fedoraproject.org/wiki/QA:Updates_Testing for
instructions on how to install test updates.
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2017-b761864bd2

Comment 7 redhat 2017-04-06 15:30:55 UTC
The update package still reports regular files as suspicious:

Searching for suspicious files and dirs, it may take a while...
/usr/lib/debug/usr/.dwz /usr/lib/modules/4.10.8-200.fc25.x86_64/.vmlinuz.hmac

# rpm -qf /usr/lib/debug/usr/.dwz
filesystem-3.2-37.fc24.x86_64
# rpm -qf /usr/lib/modules/4.10.8-200.fc25.x86_64/.vmlinuz.hmac
kernel-core-4.10.8-200.fc25.x86_64

# rpm -q chkrootkit
chkrootkit-0.52-1.fc25.x86_64

Comment 8 Fedora Update System 2017-04-10 16:00:57 UTC
chkrootkit-0.52-1.fc26 has been pushed to the Fedora 26 stable repository. If problems still persist, please make note of it in this bug report.

Comment 9 Fedora Update System 2017-04-13 22:48:12 UTC
chkrootkit-0.52-1.fc24 has been pushed to the Fedora 24 stable repository. If problems still persist, please make note of it in this bug report.

Comment 10 Fedora Update System 2017-04-13 23:51:13 UTC
chkrootkit-0.52-1.fc25 has been pushed to the Fedora 25 stable repository. If problems still persist, please make note of it in this bug report.