[arch-security] [ASA-201503-24] vorbis-tools: denial of service

[Levente Polyak]

Arch Linux Security Advisory ASA-201503-24
==========================================

Severity: Low
Date    : 2015-03-25
CVE-ID  : CVE-2014-9638 CVE-2014-9639 CVE-2014-9640
Package : vorbis-tools
Type    : denial of service
Remote  : No
Link    : https://wiki.archlinux.org/index.php/CVE

Summary
=======

The package vorbis-tools before version 1.4.0-5 is vulnerable to denial
of service.

Resolution
==========

Upgrade to 1.4.0-5.

# pacman -Syu "vorbis-tools>=1.4.0-5"

The problems have been fixed upstream but no release is available yet.

Workaround
==========

None.

Description
===========

- CVE-2014-9638 (denial of service)

A flaw in oggenc allows attackers to cause a denial of service
(divide-by-zero error and crash) via a WAV file with the number of
channels set to zero.

- CVE-2014-9639 (denial of service)

Integer overflow in oggenc allows attackers to cause a denial of service
(crash) via a crafted number of channels in a WAV file, which triggers
an out-of-bounds memory access.

- CVE-2014-9640 (denial of service)

A flaw in oggenc/oggenc.c allows attackers to cause a denial of service
(out-of-bounds read) via a crafted raw file.

Impact
======

An attacker is able to use a specially crafted file that is leading to
application crash resulting in denial of service when processed by oggenc.

References
==========

http://www.openwall.com/lists/oss-security/2015/01/22/9
https://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2014-9638
https://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2014-9639
https://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2014-9640
https://bugs.archlinux.org/task/44172

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