Bug 1548932 (CVE-2018-1000101)

Summary:	CVE-2018-1000101 mingw-w64-tools: Improper null termination in stdio/[v]snprintf.c can result in memory corruption in subsequent string functions
Product:	[Other] Security Response	Reporter:	Sam Fowler <sfowler>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED UPSTREAM	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	erik-fedora, klember, ktietz
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:	2019-06-08 03:41:17 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:	1548933, 1548934
Bug Blocks:

Description Sam Fowler 2018-02-26 03:42:09 UTC

Mingw-w64 through 5.0.3 contains an Improper Null Termination vulnerability in mingw-w64-crt/stdio/[v]snprintf.c that can result in memory corruption in subsequent string functions. In certain circumstances, this could allow for exploit by a remote attacker.


Upstream Bug:

https://sourceforge.net/p/mingw-w64/bugs/709/

Comment 1 Sam Fowler 2018-02-26 03:43:46 UTC

Created mingw-w64-tools tracking bugs for this issue:

Affects: epel-all [bug 1548933]
Affects: fedora-all [bug 1548934]

Comment 2 Product Security DevOps Team 2019-06-08 03:41:17 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.