Bug 1329982 (CVE-2016-4074)

Summary:	CVE-2016-4074 jq: stack exhaustion via jv_dump_term() function
Product:	[Other] Security Response	Reporter:	Martin Prpič <mprpic>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED WONTFIX	QA Contact:
Severity:	low	Docs Contact:
Priority:	low
Version:	unspecified	CC:	abaron, aortega, apevec, ayoung, chrisw, dallan, eglynn, fpercoco, gkotton, jhrozek, jjoyce, jschluet, lhh, lpeer, lsvaty, markmc, mburns, mgarciac, pgrist, rbryant, rhos-maint, rhos-maint, sardella, sclewis, slong, spoore, tdecacqu
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	jq 1.6	Doc Type:	Bug Fix
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2016-05-06 02:43:31 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:	1416711, 1329986, 1329987, 1329988, 1331210, 1331211, 1331212, 1331213
Bug Blocks:	1328751

Description Martin Prpič 2016-04-25 08:41:38 UTC

The following flaw was reported in jq:

A crash caused by stack exhaustion parsing a JSON was found. It affects, at least version 1.5 as well as the last git revision. Technical details and a reproducer are available here:

https://github.com/stedolan/jq/issues/1136

Note that this flaw can only be exloited in a service that accepts untrusted JSON files, as explained by MITRE:

http://seclists.org/oss-sec/2016/q2/141

Comment 1 Martin Prpič 2016-04-25 08:42:24 UTC

Created jq tracking bugs for this issue:

Affects: fedora-all [bug 1329986]
Affects: epel-6 [bug 1329987]
Affects: epel-7 [bug 1329988]