Bug 1510993 (CVE-2017-1000232)

Summary:	CVE-2017-1000232 ldns: Memory corruption in ldns_str2rdf_long_str
Product:	[Other] Security Response	Reporter:	Adam Mariš <amaris>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED NOTABUG	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	pemensik, pwouters, thozza
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	ldns 1.7.1	Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2017-11-09 09:23:05 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:	1511046
Bug Blocks:	1510999

Description Adam Mariš 2017-11-08 13:50:03 UTC

A memory corruption via double free was found in ldns_str2rdf_long_str() function.

Upstream bug:

https://www.nlnetlabs.nl/bugs-script/show_bug.cgi?id=1257

Upstream patch:

https://git.nlnetlabs.nl/ldns/commit/?id=3bdeed02

Comment 1 Adam Mariš 2017-11-08 15:33:03 UTC

Created ldns tracking bugs for this issue:

Affects: fedora-all [bug 1511046]

Comment 2 Stefan Cornelius 2017-11-09 09:06:40 UTC

ldns_str2rdf_long_str() was introduced via https://git.nlnetlabs.nl/ldns/commit/str2host.c?id=070b4595981f48a21cc6b4f5047fdc2d09d3da91

Comment 3 Stefan Cornelius 2017-11-09 09:23:12 UTC

Statement:

This issue did not affect the versions of ldns as shipped with Red Hat Enterprise Linux 6 and 7.