Bug 1649101 (CVE-2018-19108)

Summary:	CVE-2018-19108 exiv2: infinite loop in Exiv2::PsdImage::readMetadata in psdimage.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 19:20:05 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:	1649102, 1649103, 1649828
Bug Blocks:	1649106

Description Laura Pardo 2018-11-12 22:47:51 UTC

A flaw was found in Exiv2 0.26. An infinite loop in Exiv2::PsdImage::readMetadata in psdimage.cpp in the PSD image reader. This could lead to a denial of service caused by an integer overflow via a crafted PSD image file. 


References:
https://github.com/Exiv2/exiv2/issues/426 

Upstream Patch:
https://github.com/Exiv2/exiv2/pull/518

Comment 1 Laura Pardo 2018-11-12 22:48:37 UTC

Created exiv2 tracking bugs for this issue:

Affects: fedora-all [bug 1649102]

Comment 3 Adam Mariš 2018-11-14 13:45:33 UTC

Upstream fixes:

https://github.com/Exiv2/exiv2/commit/68966932510213b5656fcf433ab6d7e26f48e23b
https://github.com/Exiv2/exiv2/commit/b7c71f3ad0386cd7af3b73443c0615ada073f0d5

Comment 4 Adam Mariš 2018-11-14 13:45:39 UTC

Statement:

This issue affects the versions of exiv2 as shipped with Red Hat Enterprise Linux 6. Red Hat Enterprise Linux 6 is now in Maintenance Support 2 Phase of the support and maintenance life cycle. This has been rated as having a security impact of Low, and is not currently planned to be addressed in future updates. For additional information, refer to the Red Hat Enterprise Linux Life Cycle: https://access.redhat.com/support/policy/updates/errata/.

Comment 7 errata-xmlrpc 2019-08-06 12:14:49 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 19:20:05 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-2018-19108

Comment 9 errata-xmlrpc 2020-04-28 15:27:26 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