Bug 2141379

Summary:	[rngd-8.8] rngd fails during start with * stack smashing detected *
Product:	Red Hat Enterprise Linux 8	Reporter:	smitterl
Component:	rng-tools	Assignee:	Vladis Dronov <vdronov>
Status:	CLOSED ERRATA	QA Contact:	Vilém Maršík <vmarsik>
Severity:	high	Docs Contact:
Priority:	high
Version:	8.8	CC:	chwen, core-kernel-mgr, dzheng, fdvorak, smitterl, vdronov, vmarsik
Target Milestone:	rc	Keywords:	Regression, TestBlocker, Triaged
Target Release:	8.8	Flags:	pm-rhel: mirror+
Hardware:	s390x
OS:	Linux
Whiteboard:
Fixed In Version:	rng-tools-6.15-3.el8	Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:	2140043	Environment:
Last Closed:	2023-05-16 09:03:32 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:
Bug Depends On:	2140043
Bug Blocks:	2144443

Comment 17 Vilém Maršík 2023-01-26 00:28:18 UTC

Reproduced & verified on RHEL-8.8.0-20230125.0: 

# dnf install rng-tools
(...)
Installed:
  rng-tools-6.15-2.el8.s390x
Complete!
# rngd -f
Initializing available sources
[hwrng ]: Initialized
[jitter]: JITTER timeout set to 5 sec
*** stack smashing detected ***: <unknown> terminated
Aborted (core dumped)
[root@ibm-z-501 ~]# rpm -U rng-tools-6.15-3.el8.s390x.rpm
[root@ibm-z-501 ~]# rngd -f
Initializing available sources
[hwrng ]: Initialized
[jitter]: JITTER timeout set to 5 sec
[jitter]: Initializing AES buffer
[jitter]: Enabling JITTER rng support
[jitter]: Initialized

Comment 19 errata-xmlrpc 2023-05-16 09:03:32 UTC

Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.

For information on the advisory (rng-tools bug fix and enhancement update), and where to find the updated
files, follow the link below.

If the solution does not work for you, open a new bug report.

https://access.redhat.com/errata/RHBA-2023:2959