Bug 1475754 - (CVE-2017-11683) CVE-2017-11683 exiv2: Reachable assertion in the Internal::TiffReader::visitDirectory function
CVE-2017-11683 exiv2: Reachable assertion in the Internal::TiffReader::visitD...
Status: CLOSED WONTFIX
Product: Security Response
Classification: Other
Component: vulnerability (Show other bugs)
unspecified
All Linux
low Severity low
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Assigned To: Red Hat Product Security
impact=low,public=20170726,reported=2...
: Security
Depends On: 1475124 1475370
Blocks:
  Show dependency treegraph
 
Reported: 2017-07-27 05:24 EDT by Andrej Nemec
Modified: 2017-07-27 09 EDT (History)
6 users (show)

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Last Closed: 2017-07-27 05:26:11 EDT
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Triggered by "./exiv2 $POC" (362 bytes, application/x-rar)
2017-07-27 09:50 EDT, owl337
no flags Details

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Description Andrej Nemec 2017-07-27 05:24:45 EDT
There is a reachable assertion in the Internal::TiffReader::visitDirectory function in tiffvisitor.cpp of Exiv2 0.26 that will lead to a denial of service attack via crafted input.

Product bug:

https://bugzilla.redhat.com/show_bug.cgi?id=1475124
Comment 1 Andrej Nemec 2017-07-27 05:25:29 EDT
Created exiv2 tracking bugs for this issue:

Affects: fedora-all [bug 1475370]
Comment 2 owl337 2017-07-27 09:50 EDT
Created attachment 1305393 [details]
Triggered by  "./exiv2 $POC"

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