Bug 1549441 (CVE-2017-16229)

Summary:	CVE-2017-16229 rubygem-ox: Stack-based buffer over-read in sax_buf.c:read_from_str() causes crash
Product:	[Other] Security Response	Reporter:	Sam Fowler <sfowler>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED UPSTREAM	QA Contact:
Severity:	high	Docs Contact:
Priority:	high
Version:	unspecified	CC:	valtri
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	rubygem-ox 2.8.2	Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2019-06-08 03:41:28 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:	1549442, 1549443
Bug Blocks:

Description Sam Fowler 2018-02-27 06:03:22 UTC

In the Ox gem 2.8.1 for Ruby, the process crashes with a stack-based buffer over-read in the read_from_str function in sax_buf.c when a crafted input is supplied to sax_parse.


Upstream Issue:

https://github.com/ohler55/ox/issues/195


Upstream Fix:

https://github.com/ohler55/ox/pull/196/files

Comment 1 Sam Fowler 2018-02-27 06:03:42 UTC

Created rubygem-ox tracking bugs for this issue:

Affects: epel-7 [bug 1549442]
Affects: fedora-26 [bug 1549443]

Comment 2 Product Security DevOps Team 2019-06-08 03:41:28 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.