Bug 1488960 – CVE-2017-13747 jasper: reachable assertion in jpc_floorlog2()

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Bug 1488960 - (CVE-2017-13747) CVE-2017-13747 jasper: reachable assertion in jpc_floorlog2()

Summary:	CVE-2017-13747 jasper: reachable assertion in jpc_floorlog2()

Status:	NEW

Aliases:	CVE-2017-13747

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=20170825,reported=2...
Keywords:	Security

Depends On:	1434464 1434465 1485282 1434467
Blocks:	1449402
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Reported:	2017-09-06 09:56 EDT by Andrej Nemec
Modified:	2018-07-18 11:30 EDT (History)
CC List:	17 users (show)

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Description Andrej Nemec 2017-09-06 09:56:49 EDT

There is a reachable assertion abort in the function jpc_floorlog2() in jpc/jpc_math.c in JasPer 2.0.12 that will lead to a denial of service attack.

Product bug:

https://bugzilla.redhat.com/show_bug.cgi?id=1485282

Comment 1 Andrej Nemec 2017-09-06 10:07:52 EDT

Created jasper tracking bugs for this issue:

Affects: fedora-all [bug 1434464]


Created mingw-jasper tracking bugs for this issue:

Affects: epel-7 [bug 1434465]
Affects: fedora-all [bug 1434467]

Comment 2 Tomas Hoger 2017-12-05 08:20:50 EST

This CVE is for the same reachable assertion as CVE-2016-9398 (bug 1396980).  Upstream bug report is:

https://github.com/mdadams/jasper/issues/71

The issue remains unfixed in the current upstream version 2.0.14.

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