Bug 682813 – corosync does not null terminate strings when strncpy

Bugzilla will be upgraded to version 5.0. The upgrade date is tentatively scheduled for 2 December 2018, pending final testing and feedback.

Bug 682813 - corosync does not null terminate strings when strncpy

Summary:	corosync does not null terminate strings when strncpy

Status:	CLOSED ERRATA

Aliases:	None

Product:	Red Hat Enterprise Linux 6
Classification:	Red Hat
Component:	corosync (Show other bugs)
Sub Component:
Version:	6.2
Hardware:	All Linux

Priority	low Severity medium
Target Milestone:	rc
Target Release:	---
Assigned To:	Steven Dake
QA Contact:	Cluster QE
Docs Contact:

URL:
Whiteboard:
Keywords:

Depends On:
Blocks:
	Show dependency tree / graph

Reported:	2011-03-07 11:30 EST by Steven Dake
Modified:	2016-04-26 09:51 EDT (History)
CC List:	4 users (show)

See Also:
Fixed In Version:	corosync-1.4.0-1.el6
Doc Type:	Bug Fix
Doc Text:	Do not document.
Story Points:	---
Clone Of:
Environment:
Last Closed:	2011-12-06 06:50:12 EST
Type:	---
Regression:	---
Mount Type:	---
Documentation:	---
CRM:
Verified Versions:
Category:	---
oVirt Team:	---
RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---

Attachments	(Terms of Use)
upstream patch to fix the problem (3.74 KB, patch) 2011-03-07 11:32 EST, Steven Dake	no flags	Details \| Diff
Add an attachment (proposed patch, testcase, etc.)

External Trackers
Tracker	ID	Priority	Status	Summary	Last Updated
Red Hat Product Errata	RHBA-2011:1515	normal	SHIPPED_LIVE	corosync bug fix and enhancement update	2011-12-05 19:38:47 EST

Groups: None (edit)

Description Steven Dake 2011-03-07 11:30:41 EST

Description of problem:
Corosync does not null terminate strings when strncpy is the length of the string being copied.  I am not entirely sure if this is a real problem, but could expose as a security issue.

Version-Release number of selected component (if applicable):

corosync-1.2.3

How reproducible:

can't generate failure - found via inspection by upstream

Steps to Reproduce:
1.
2.
3.
  
Actual results:
strncpy is not null terminating strings

Expected results:
strncpy is null terminating strings

Additional info:

Comment 1 Steven Dake 2011-03-07 11:32:33 EST

Created attachment 482723 [details]
upstream patch to fix the problem

Comment 9 Steven Dake 2011-10-27 14:37:32 EDT

    Technical note added. If any revisions are required, please edit the "Technical Notes" field
    accordingly. All revisions will be proofread by the Engineering Content Services team.
    
    New Contents:
Do not document.

Comment 10 errata-xmlrpc 2011-12-06 06:50:12 EST

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, and where to find the updated
files, follow the link below.

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

http://rhn.redhat.com/errata/RHBA-2011-1515.html

Note You need to log in before you can comment on or make changes to this bug.