Bug 1665586 (CVE-2018-20431)

Summary:	CVE-2018-20431 libextractor: NULL Pointer Dereference in process_metadata in plugins/ole2_extractor.c
Product:	[Other] Security Response	Reporter:	Laura Pardo <lpardo>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED UPSTREAM	QA Contact:
Severity:	low	Docs Contact:
Priority:	low
Version:	unspecified	CC:	gwync, rh-bugzilla, sheltren
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:	2019-06-10 10:45:15 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:	1665587
Bug Blocks:

Description Laura Pardo 2019-01-11 20:36:13 UTC

GNU Libextractor through 1.8 has a NULL Pointer Dereference vulnerability in the function process_metadata() in plugins/ole2_extractor.c.


References:
https://gnunet.org/bugs/view.php?id=5494
https://gnunet.org/git/libextractor.git/tree/ChangeLog

Upstream Patch:
https://gnunet.org/git/libextractor.git/commit/?id=489c4a540bb2c4744471441425b8932b97a153e7

Comment 1 Laura Pardo 2019-01-11 20:36:30 UTC

Created libextractor tracking bugs for this issue:

Affects: fedora-all [bug 1665587]

Comment 2 Product Security DevOps Team 2019-06-10 10:45:15 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.