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Gentoo Linux Security Advisory                           GLSA 201312-08
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                                            https://security.gentoo.org/
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 Severity: Normal
    Title: WebP: User-assisted execution of arbitrary code
     Date: December 10, 2013
     Bugs: #442152
       ID: 201312-08

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Synopsis
=======
An integer overflow vulnerability in WebP could lead to arbitrary code
execution or Denial of Service.

Background
=========
WebP is a lossy image compression format.

Affected packages
================
    -------------------------------------------------------------------
     Package              /     Vulnerable     /            Unaffected
    -------------------------------------------------------------------
  1  media-libs/libwebp           < 0.2.1                    >= 0.2.1

Description
==========
An integer overflow flaw has been found in WebP.

Impact
=====
A remote attacker could entice a user to open a specially crafted image
in an application linked against WebP, possibly resulting in execution
of arbitrary code with the privileges of the process or a Denial of
Service condition.

Workaround
=========
There is no known workaround at this time.

Resolution
=========
All WebP users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=media-libs/libwebp-0.2.1"

References
=========
[ 1 ] CVE-2012-5127
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-5127

Availability
===========
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:

 https://security.gentoo.org/glsa/201312-08

Concerns?
========
Security is a primary focus of Gentoo Linux and ensuring the
confidentiality and security of our users' machines is of utmost
importance to us. Any security concerns should be addressed to
security@gentoo.org or alternatively, you may file a bug at
https://bugs.gentoo.org.

License
======
Copyright 2013 Gentoo Foundation, Inc; referenced text
belongs to its owner(s).

The contents of this document are licensed under the
Creative Commons - Attribution / Share Alike license.

https://creativecommons.org/licenses/by-sa/2.5/

Gentoo: GLSA-201312-08: WebP: User-assisted execution of arbitrary code

An integer overflow vulnerability in WebP could lead to arbitrary code execution or Denial of Service.

Summary

An integer overflow flaw has been found in WebP.

Resolution

All WebP users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=media-libs/libwebp-0.2.1"

References

[ 1 ] CVE-2012-5127 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-5127

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/201312-08

Concerns

Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users' machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org.

Severity
Severity: Normal
Title: WebP: User-assisted execution of arbitrary code
Date: December 10, 2013
Bugs: #442152
ID: 201312-08

Synopsis

An integer overflow vulnerability in WebP could lead to arbitrary code execution or Denial of Service.

Background

WebP is a lossy image compression format.

Affected Packages

------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 media-libs/libwebp < 0.2.1 >= 0.2.1

Impact

===== A remote attacker could entice a user to open a specially crafted image in an application linked against WebP, possibly resulting in execution of arbitrary code with the privileges of the process or a Denial of Service condition.

Workaround

There is no known workaround at this time.

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