Bug 1628969 – CVE-2018-16435 lcms2: Integer overflow in AllocateDataSet() in cmscgats.c leading to heap-based buffer overflow

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Bug 1628969 - (CVE-2018-16435) CVE-2018-16435 lcms2: Integer overflow in AllocateDataSet() in cmscgats.c leading to heap-based buffer overflow

Summary:	CVE-2018-16435 lcms2: Integer overflow in AllocateDataSet() in cmscgats.c lea...

Status:	NEW

Aliases:	CVE-2018-16435

Product:	Security Response
Classification:	Other
Component:	vulnerability (Show other bugs)
Sub Component:
Version:	unspecified
Hardware:	All Linux

Priority	medium Severity medium
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Assigned To:	Red Hat Product Security
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Whiteboard:	impact=moderate,public=20180813,repor...
Keywords:	Security

Duplicates:	1640118 (view as bug list)
Depends On:	1628971 1628973 1640121 1640122 1628970 1628972 1640120
Blocks:	1628975
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Reported:	2018-09-14 10:32 EDT by Laura Pardo
Modified:	2018-10-28 23:50 EDT (History)
CC List:	19 users (show)

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External Trackers
Tracker	ID	Priority	Status	Summary	Last Updated
Red Hat Product Errata	RHSA-2018:3004	None	None	None	2018-10-24 18:08 EDT

Groups: None (edit)

Description Laura Pardo 2018-09-14 10:32:11 EDT

A flaw was found in Little CMS (aka Little Color Management System) 2.9. An integer overflow in the AllocateDataSet function in cmscgats.c, leading to a heap-based buffer overflow in the SetData function via a crafted file in the second argument to cmsIT8LoadFromFile.


References:
https://github.com/mm2/Little-CMS/issues/171

Upstream Fix:
https://github.com/mm2/Little-CMS/commit/768f70ca405cd3159d990e962d54456773bb8cf8

Comment 1 Laura Pardo 2018-09-14 10:33:17 EDT

Created lcms2 tracking bugs for this issue:

Affects: epel-6 [bug 1628972]
Affects: fedora-all [bug 1628970]


Created mingw-lcms2 tracking bugs for this issue:

Affects: fedora-all [bug 1628971]

Comment 7 Tomas Hoger 2018-10-24 09:13:54 EDT

*** Bug 1640118 has been marked as a duplicate of this bug. ***

Comment 8 errata-xmlrpc 2018-10-24 18:08:06 EDT

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 6 Supplementary

Via RHSA-2018:3004 https://access.redhat.com/errata/RHSA-2018:3004

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