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[ GLSA 201312-08 ] WebP: User-assisted execution of arbitrary code
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PostPosted: Wed Dec 25, 2013 11:04 am    Post subject: [ GLSA 201312-08 ] WebP: User-assisted execution of arbitrar Reply with quote

Gentoo Linux Security Advisory

Title: WebP: User-assisted execution of arbitrary code (GLSA 201312-08)
Severity: normal
Exploitable: remote
Date: December 10, 2013
Bug(s): #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: media-libs/libwebp
Vulnerable: < 0.2.1
Unaffected: >= 0.2.1
Architectures: All supported architectures


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


References

CVE-2012-5127
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