Bug 1499959 – CVE-2017-14633 libvorbis: Out-of-bounds array read in the function mapping0_forward()

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Bug 1499959 - (CVE-2017-14633) CVE-2017-14633 libvorbis: Out-of-bounds array read in the function mapping0_forward()

Summary:	CVE-2017-14633 libvorbis: Out-of-bounds array read in the function mapping0_f...

Status:	CLOSED WONTFIX

Aliases:	CVE-2017-14633

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

Priority	low Severity low
Target Milestone:	---
Target Release:	---
Assigned To:	Red Hat Product Security
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URL:
Whiteboard:	impact=low,public=20170914,reported=2...
Keywords:	Security

Depends On:	1480648 1480649 1480650
Blocks:	1499962
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Reported:	2017-10-09 11:31 EDT by Andrej Nemec
Modified:	2018-02-12 06:36 EST (History)
CC List:	12 users (show)

See Also:
Fixed In Version:
Doc Type:	If docs needed, set a value
Doc Text:	An out-of-bounds read flaw was found in the way libvorbis handled processing of Ogg Vorbis format files. This flaw could potentially be used to crash an application using libvorbis by tricking the application into processing specially crafted files.
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Last Closed:	2017-12-21 05:03:53 EST
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Description Andrej Nemec 2017-10-09 11:31:49 EDT

An out-of-bounds array read vulnerability exists in libvorbis in the function mapping0_forward() in mapping0.c, which may lead to DoS when operating on a crafted audio file with vorbis_analysis().

Upstream issue:

https://gitlab.xiph.org/xiph/vorbis/issues/2329

Upstream patches:

https://github.com/xiph/vorbis/commit/a79ec216cd1190
https://github.com/xiph/vorbis/commit/c1c2831fc7306d

Comment 1 Andrej Nemec 2017-10-09 11:35:47 EDT

Created libvorbis tracking bugs for this issue:

Affects: fedora-all [bug 1480650]


Created mingw-libvorbis tracking bugs for this issue:

Affects: epel-7 [bug 1480649]
Affects: fedora-all [bug 1480648]

Comment 4 Dhiru Kholia 2017-12-21 05:03:01 EST

Statement:

Red Hat Product Security has rated this issue as having Low security impact. This issue is not currently planned to be addressed in future updates. For additional information, refer to the Issue Severity Classification: https://access.redhat.com/security/updates/classification/.

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