Bug 1660426 (CVE-2018-20099)

Summary:	CVE-2018-20099 exiv2: Infinite loop in Exiv2::Jp2Image::encodeJp2Header resulting in a denial of service
Product:	[Other] Security Response	Reporter:	Andrej Nemec <anemec>
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, manisandro, 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 19:20:27 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:	1660427, 1660428, 1665498, 1665499
Bug Blocks:	1660429

Description Andrej Nemec 2018-12-18 10:11:57 UTC

There is an infinite loop in Exiv2::Jp2Image::encodeJp2Header of jp2image.cpp in Exiv2 0.27-RC3. A crafted input will lead to a denial of service attack.

Upstream issue:

https://github.com/Exiv2/exiv2/issues/590

References:

https://github.com/TeamSeri0us/pocs/tree/master/exiv2/20181206

Comment 1 Andrej Nemec 2018-12-18 10:12:51 UTC

Created exiv2 tracking bugs for this issue:

Affects: fedora-all [bug 1660427]


Created mingw-exiv2 tracking bugs for this issue:

Affects: fedora-all [bug 1660428]

Comment 3 Adam Mariš 2019-01-11 10:56:36 UTC

Upstream fix:

https://github.com/Exiv2/exiv2/pull/592/commits/eff0f52d0466d81beabf304e2500f3039fd90252

Comment 5 Adam Mariš 2019-01-11 15:28:27 UTC

Statement:

This issue did not affect the versions of exiv2 as shipped with Red Hat Enterprise Linux 6. This issue affects the versions of exiv2 as shipped with Red Hat Enterprise Linux 7. Red Hat Product Security has rated this issue as having a security impact of Low. A future update may address this issue. For additional information, refer to the Issue Severity Classification: https://access.redhat.com/security/updates/classification/.

Comment 6 errata-xmlrpc 2019-08-06 12:14:55 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 7 Product Security DevOps Team 2019-08-06 19:20:27 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-2018-20099

Comment 8 errata-xmlrpc 2020-04-28 15:27:34 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