Bug 40802

Summary:	tar segfaults on inaccessible directories in incremental mode
Product:	[Retired] Red Hat Linux	Reporter:	Need Real Name <oneill>
Component:	tar	Assignee:	Bernhard Rosenkraenzer <bero>
Status:	CLOSED RAWHIDE	QA Contact:	David Lawrence <dkl>
Severity:	medium	Docs Contact:
Priority:	medium
Version:	7.1
Target Milestone:	---
Target Release:	---
Hardware:	i386
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	Bug Fix
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2001-05-16 00:54:39 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 Need Real Name 2001-05-16 00:54:34 UTC

From Bugzilla Helper:
User-Agent: Mozilla/4.77 [en] (X11; U; Linux 2.4.2-2smp i586)

Description of problem:
tar passes a null pointer to strlen() and segfaults when it it hits an
inaccessible directory

How reproducible:
Always

Steps to Reproduce:
1.mkdir tarbug
2.chmod 0 tarbug
3.tar -c -f /dev/null --listed-incremental inc.out tarbug


Actual Results:  tar: tarbug: Cannot savedir: Permission denied
Segmentation fault


Expected Results:  tar: tarbug: Cannot savedir: Permission denied


Additional info:

Comment 1 Bernhard Rosenkraenzer 2001-05-17 12:18:34 UTC

Fixed in 1.13.19-5