Bug 1632484 (CVE-2018-17230)

Summary:	CVE-2018-17230 exiv2: heap-based buffer overflow in Exiv2::ul2Data in types.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 16:32:14 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:	1632485, 1632486
Bug Blocks:	1632487

Description Laura Pardo 2018-09-24 21:26:32 UTC

A flaw was found in Exiv2::ul2Data in types.cpp in Exiv2 v0.26 allows remote attackers to cause a denial of service (heap-based buffer overflow) via a crafted image file.


References:
https://github.com/Exiv2/exiv2/issues/455

Comment 1 Laura Pardo 2018-09-24 21:26:55 UTC

Created exiv2 tracking bugs for this issue:

Affects: fedora-all [bug 1632485]

Comment 3 Adam Mariš 2018-11-08 15:12:34 UTC

Upstream patch:

https://github.com/Exiv2/exiv2/commit/afb98cbc6e288dc8ea75f3394a347fb9b37abc55

Comment 4 Adam Mariš 2018-11-08 15:12:39 UTC

Statement:

This issue did not affect the versions of exiv2 as shipped with Red Hat Enterprise Linux 6 and 7 as they did not include the vulnerable code.

Comment 5 errata-xmlrpc 2020-04-28 15:27:18 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 6 Product Security DevOps Team 2020-04-28 16:32:14 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-2018-17230