Bug 1635045 – CVE-2018-17581 exiv2: heap-based buffer overflow in Exiv2::ul2Data in types.cpp

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Bug 1635045 - (CVE-2018-17581) CVE-2018-17581 exiv2: heap-based buffer overflow in Exiv2::ul2Data in types.cpp

Summary:	CVE-2018-17581 exiv2: heap-based buffer overflow in Exiv2::ul2Data in types.cpp

Status:	NEW

Aliases:	CVE-2018-17581

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

Priority	low Severity low
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Assigned To:	Red Hat Product Security
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Whiteboard:	impact=low,public=20180925,reported=2...
Keywords:	Security

Depends On:	1635046 1635047
Blocks:	1635048
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Reported:	2018-10-01 17:37 EDT by Laura Pardo
Modified:	2018-10-01 17:38 EDT (History)
CC List:	3 users (show)

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Description Laura Pardo 2018-10-01 17:37:49 EDT

A flaw was found in Exiv2 0.26. The CiffDirectory::readDirectory() function at crwimage_int.cpp has an excessive stack consumption due to a recursive function, leading to Denial of service.


References:
https://github.com/Exiv2/exiv2/issues/460 	
https://github.com/SegfaultMasters/covering360/blob/master/Exiv2

Comment 1 Laura Pardo 2018-10-01 17:38:18 EDT

Created exiv2 tracking bugs for this issue:

Affects: fedora-all [bug 1635046]

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