[ GLSA 200709-04 ] po4a: Insecure temporary file creation

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  Severity: Normal
     Title: po4a: Insecure temporary file creation
      Date: September 13, 2007
      Bugs: #189440
        ID: 200709-04

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Synopsis

A vulnerability has been discovered in po4a, allowing for a symlink attack.

Background

po4a is a set of tools for helping with the translation of documentation.

Affected packages

     Package        /  Vulnerable  /                        Unaffected
    -------------------------------------------------------------------
  1  app-text/po4a      < 0.32-r1                           >= 0.32-r1

Description

The po4a development team reported a race condition in the gettextize() function when creating the file "/tmp/gettextization.failed.po".

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Impact

A local attacker could perform a symlink attack, possibly overwriting files with the permissions of the user running po4a.

Workaround

There is no known workaround at this time.

Resolution

All po4a users should upgrade to the latest version:

    # emerge --sync
    # emerge --ask --oneshot --verbose ">=app-text/po4a-0.32-r1"

References

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  [ 1 ] CVE-2007-4462
        http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-4462

Availability

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

  http://security.gentoo.org/glsa/glsa-200709-04.xml

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 http://bugs.gentoo.org.

License

Copyright 2007 Gentoo Foundation, Inc; referenced text belongs to its owner(s).

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