Bug 26763

Summary:	buffer overflow for m4
Product:	[Retired] Red Hat Linux	Reporter:	Chris Ricker <chris.ricker>
Component:	m4	Assignee:	Florian La Roche <laroche>
Status:	CLOSED RAWHIDE	QA Contact:	David Lawrence <dkl>
Severity:	medium	Docs Contact:
Priority:	medium
Version:	7.1	Keywords:	Security
Target Milestone:	---
Target Release:	---
Hardware:	i386
OS:	Linux
Whiteboard:	Florence RC-1
Fixed In Version:		Doc Type:	Bug Fix
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2001-02-09 23:07:36 UTC	Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:

Description Chris Ricker 2001-02-09 00:41:50 UTC

m4-1.4.1-3

The m4 shipping in beta three is vulnerable to the buffer overflows
currently being discussed on bugtraq

[root@station12 /root]# m4 -G %n
m4: Segmentation fault (core dumped)
[root@station12 /root]# m4 -G %n%n
m4: Segmentation fault (core dumped)
[root@station12 /root]# m4 -G %x  
m4: 80499d9: No such file or directory
[root@station12 /root]# m4 -G %qx
m4: bffff8ec080499d9: No such file or directory
[root@station12 /root]#

Comment 1 Glen Foster 2001-02-09 23:07:21 UTC

This defect is considered MUST-FIX for Florence Release-Candidate #1

Comment 2 Florian La Roche 2001-02-13 13:32:13 UTC

I have fied the above one and found another similar case. Both are fixed in the
current rpm.
Thanks for this report.