Bug 1526052 – CVE-2017-17669 exiv2: Heap-based buffer over-read in PngChunk::keyTXTChunk function of pngchunk_int.cpp

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Bug 1526052 - (CVE-2017-17669) CVE-2017-17669 exiv2: Heap-based buffer over-read in PngChunk::keyTXTChunk function of pngchunk_int.cpp

Summary:	CVE-2017-17669 exiv2: Heap-based buffer over-read in PngChunk::keyTXTChunk fu...

Status:	NEW

Aliases:	CVE-2017-17669

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=20171213,reported=2...
Keywords:	Security

Depends On:	1526053
Blocks:
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Reported:	2017-12-14 12:07 EST by Pedro Sampaio
Modified:	2018-04-30 18:17 EDT (History)
CC List:	3 users (show)

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Description Pedro Sampaio 2017-12-14 12:07:35 EST

There is a heap-based buffer over-read in the Exiv2::Internal::PngChunk::keyTXTChunk function of pngchunk_int.cpp in Exiv2 0.26. A crafted PNG file will lead to a remote denial of service attack.

Upstream issue:

https://github.com/Exiv2/exiv2/issues/187

Comment 1 Pedro Sampaio 2017-12-14 12:08:03 EST

Created exiv2 tracking bugs for this issue:

Affects: fedora-all [bug 1526053]

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