Bug 1531171 (CVE-2017-18005)

Summary:	CVE-2017-18005 exiv2: null pointer dereference in the Exiv2::DataValue::toLong function in value.cpp
Product:	[Other] Security Response	Reporter:	Laura Pardo <lpardo>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED ERRATA	QA Contact:
Severity:	low	Docs Contact:
Priority:	low
Version:	unspecified	CC:	jgrulich, michel, rdieter
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:	2020-04-28 16:31:47 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:	1701499, 1701500
Bug Blocks:	1696281

Description Laura Pardo 2018-01-04 18:03:40 UTC

Exiv2 0.26 has a Null Pointer Dereference in the Exiv2::DataValue::toLong function in value.cpp, related to crafted metadata in a malformed TIFF file. The vulnerability causes a segmentation fault.

[UPSTREAM BUG]
https://github.com/Exiv2/exiv2/issues/168

[UPSTREAM PATCH]
https://github.com/Exiv2/exiv2/pull/199

Comment 3 errata-xmlrpc 2020-04-28 15:26:54 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2020:1577 https://access.redhat.com/errata/RHSA-2020:1577

Comment 4 Product Security DevOps Team 2020-04-28 16:31:47 UTC

This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):

https://access.redhat.com/security/cve/cve-2017-18005