Bug 1656195 (CVE-2018-19607)

Summary:	CVE-2018-19607 exiv2: NULL pointer dereference in Exiv2::isoSpeed in easyaccess.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 19:20:21 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:	1656196, 1656846, 1656849
Bug Blocks:	1656189

Description Laura Pardo 2018-12-04 22:15:40 UTC

An issue was found in Exiv2 v0.27-RC2. A NULL pointer dereference in Exiv2::isoSpeed in easyaccess.cpp allows remote attackers to cause a denial of service via a crafted file. 


References:
https://github.com/Exiv2/exiv2/issues/561

Comment 1 Laura Pardo 2018-12-04 22:16:09 UTC

Created exiv2 tracking bugs for this issue:

Affects: fedora-all [bug 1656196]

Comment 2 Stefan Cornelius 2018-12-06 12:42:55 UTC

Patch:
https://github.com/Exiv2/exiv2/commit/6e42c1b55e0fc4f360cc56010b0ffe19aa6062d9

Comment 3 Stefan Cornelius 2018-12-06 13:11:32 UTC

Statement:

This issue affects the versions of exiv2 as shipped with Red Hat Enterprise Linux 7.

This issue did not affect the versions of exiv2 as shipped with Red Hat Enterprise 6.

Comment 6 errata-xmlrpc 2019-08-06 12:14:51 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 19:20:21 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-2018-19607

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