Bug 1683943 (CVE-2019-9034)

Summary:	CVE-2019-9034 matio: stack-based buffer over-read for a memcpy in function ReadNextCell() in mat5.c
Product:	[Other] Security Response	Reporter:	Dhananjay Arunesh <darunesh>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED UPSTREAM	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	c.david86, kwizart, lupinix.fedora
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2019-06-10 10:49:04 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:
Bug Depends On:	1683947, 1683948
Bug Blocks:

Description Dhananjay Arunesh 2019-02-28 07:56:36 UTC

An issue was discovered in libmatio.a in matio (aka MAT File I/O Library) 1.5.13. There is a stack-based buffer over-read for a memcpy in the function ReadNextCell() in mat5.c.

Reference:
https://github.com/tbeu/matio/issues/103 
https://github.com/TeamSeri0us/pocs/tree/master/matio

Comment 1 Dhananjay Arunesh 2019-02-28 07:58:36 UTC

Created matio tracking bugs for this issue:

Affects: epel-all [bug 1683947]

Comment 2 Dhananjay Arunesh 2019-02-28 07:58:55 UTC

Created matio tracking bugs for this issue:

Affects: fedora-all [bug 1683948]

Comment 3 Product Security DevOps Team 2019-06-10 10:49:04 UTC

This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.