Bug 1590994 (CVE-2018-12265)

Summary:	CVE-2018-12265 exiv2: integer overflow in the LoaderExifJpeg class in preview.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 19:19:03 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:	1590997, 1590998, 1591684
Bug Blocks:	1591000

Description Laura Pardo 2018-06-13 21:20:56 UTC

Exiv2 0.26 has an integer overflow in the LoaderExifJpeg class in preview.cpp, leading to an out-of-bounds read in Exiv2::MemIo::read in basicio.cpp.


References:
https://github.com/Exiv2/exiv2/issues/365
https://github.com/TeamSeri0us/pocs/blob/master/exiv2/1-out-of-read-Poc 

Patch:
https://github.com/Exiv2/exiv2/commit/341de4500ab993103c215bfb07d43d4a08654ac4

Comment 1 Laura Pardo 2018-06-13 21:21:34 UTC

Created exiv2 tracking bugs for this issue:

Affects: fedora-all [bug 1590998]

Comment 5 errata-xmlrpc 2019-08-06 12:14:42 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 6 Product Security DevOps Team 2019-08-06 19:19:03 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-2018-12265