Bug 1328747 (CVE-2015-8863)

Summary:	CVE-2015-8863 jq: heap-buffer-overflow in tokenadd() function
Product:	[Other] Security Response	Reporter:	Andrej Nemec <anemec>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED ERRATA	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	abaron, aortega, apevec, ayoung, carnil, chrisw, dallan, fpercoco, gkotton, jhrozek, jschluet, lhh, lpeer, markmc, rbryant, 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:	A heap-based buffer overflow flaw was found in jq's tokenadd() function. By tricking a victim into processing a specially crafted JSON file, an attacker could use this flaw to crash jq or, potentially, execute arbitrary code on the victim's system.	Story Points:	---
Clone Of:		Environment:
Last Closed:	2016-07-11 01:15:07 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, 1328748, 1328749, 1328750, 1331202, 1331203, 1331204, 1331209
Bug Blocks:	1328751

Description Andrej Nemec 2016-04-20 08:36:02 UTC

A vulnerability was found in jq. There was an off-by one error, as the NUL terminator byte was not allocated on resize. A maliciously crafted JSON file could cause the application to crash.

External references:

https://github.com/stedolan/jq/issues/995

Upstream fix:

https://github.com/stedolan/jq/commit/8eb1367ca44e772963e704a700ef72ae2e12babd

References(reproducer available):

https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=802231

Comment 1 Andrej Nemec 2016-04-20 08:36:48 UTC

Created jq tracking bugs for this issue:

Affects: fedora-all [bug 1328748]
Affects: epel-6 [bug 1328749]
Affects: epel-7 [bug 1328750]

Comment 8 errata-xmlrpc 2016-05-23 23:41:01 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux OpenStack Platform 7.0 (Kilo) for RHEL 7

Via RHSA-2016:1099 https://rhn.redhat.com/errata/RHSA-2016-1099.html

Comment 9 errata-xmlrpc 2016-05-23 23:41:26 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux OpenStack Platform 6.0 (Juno) for RHEL 7

Via RHSA-2016:1098 https://rhn.redhat.com/errata/RHSA-2016-1098.html

Comment 10 errata-xmlrpc 2016-05-25 06:18:37 UTC

This issue has been addressed in the following products:

  Red Hat OpenStack Platform 8.0 (Liberty)

Via RHSA-2016:1106 https://rhn.redhat.com/errata/RHSA-2016-1106.html