Bug 1646555 (CVE-2018-18915)

Summary:	CVE-2018-18915 exiv2: infinite loop in Exiv2::Image::printIFDStructure function in image.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:	2019-08-06 19:20:02 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:	1646556, 1646559, 1648313
Bug Blocks:	1646558

Description Laura Pardo 2018-11-05 16:29:33 UTC

A flaw was found in Exiv2 0.27-RC1. An infinite loop in the Exiv2::Image::printIFDStructure function of image.cpp. A crafted input will lead to a remote denial of service attack. 


References:
https://github.com/Exiv2/exiv2/issues/511

Upstream Patch:
https://github.com/Exiv2/exiv2/pull/517

Comment 1 Laura Pardo 2018-11-05 16:30:19 UTC

Created exiv2 tracking bugs for this issue:

Affects: fedora-all [bug 1646556]

Comment 3 Adam Mariš 2018-11-09 12:03:33 UTC

Fixing commit:

https://github.com/Exiv2/exiv2/commit/ae49250942f4395639961abeed3c15920fcd7241

Comment 4 Adam Mariš 2018-11-09 12:03:39 UTC

Statement:

This issue did not affect the versions of exiv2 as shipped with Red Hat Enterprise Linux 6 as they did not include the support for printing image ICC profile and recursive image structure where the vulnerability occured.

Comment 7 errata-xmlrpc 2019-08-06 12:14:46 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7

Via RHSA-2019:2101 https://access.redhat.com/errata/RHSA-2019:2101

Comment 8 Product Security DevOps Team 2019-08-06 19:20:02 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-2018-18915

Comment 9 errata-xmlrpc 2020-04-28 15:27:22 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