Bug 1487210 – CVE-2017-12957 exiv2: Heap-based buffer over-read in Exiv2::Image::io function

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Bug 1487210 - (CVE-2017-12957) CVE-2017-12957 exiv2: Heap-based buffer over-read in Exiv2::Image::io function

Summary:	CVE-2017-12957 exiv2: Heap-based buffer over-read in Exiv2::Image::io function

Status:	NEW

Aliases:	CVE-2017-12957

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=20170817,reported=2...
Keywords:	Security

Depends On:	1475370 1482423
Blocks:
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Reported:	2017-08-31 08:41 EDT by Andrej Nemec
Modified:	2018-04-30 18:16 EDT (History)
CC List:	3 users (show)

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Description Andrej Nemec 2017-08-31 08:41:55 EDT

There is a heap-based buffer over-read in libexiv2 in Exiv2 0.26 that is triggered in the Exiv2::Image::io function in image.cpp. It will lead to denial of service

Product bug:

https://bugzilla.redhat.com/show_bug.cgi?id=1482423

Comment 1 Andrej Nemec 2017-08-31 08:43:06 EDT

Created exiv2 tracking bugs for this issue:

Affects: fedora-all [bug 1475370]

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