Gentoo: Evolution User-assisted execution of arbitrary code
Posted by Benjamin D. Thomas   
Gentoo A vulnerability has been discovered in Evolution allowing for the execution of arbitrary code. A remote attacker could entice a user to open a specially crafted shared memo, possibly resulting in the execution of arbitrary code with the privileges of the user running Evolution.
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Gentoo Linux Security Advisory                           GLSA 200706-02
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                                            http://security.gentoo.org/
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  Severity: Normal
     Title: Evolution: User-assisted execution of arbitrary code
      Date: June 06, 2007
      Bugs: #170879
        ID: 200706-02

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Synopsis
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A vulnerability has been discovered in Evolution allowing for the
execution of arbitrary code.

Background
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Evolution is the mail client of the GNOME desktop environment.

Affected packages
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    -------------------------------------------------------------------
     Package                /  Vulnerable  /                Unaffected
    -------------------------------------------------------------------
  1  mail-client/evolution     < 2.8.3-r2                  >=3D 2.8.3-r2

Description
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Ulf H=E4rnhammar from Secunia Research has discovered a format string
error in the write_html() function in the file
calendar/gui/e-cal-component-memo-preview.c.

Impact
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A remote attacker could entice a user to open a specially crafted
shared memo, possibly resulting in the execution of arbitrary code with
the privileges of the user running Evolution.

Workaround
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There is no known workaround at this time.

Resolution
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All Evolution users should upgrade to the latest version:

    # emerge --sync
    # emerge --ask --oneshot --verbose ">=3Dmail-client/evolution-2.8.3-r2"

References
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  [ 1 ] CVE-2007-1002
        http://cve.mitre.org/cgi-bin/cvename.cgi?name=3DCVE-2007-1002

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

  http://security.gentoo.org/glsa/glsa-200706-02.xml

Concerns?
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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
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Copyright 2007 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.

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