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[OpenPKG-SA-2006.026] OpenPKG Security Advisory (screen)
From: OpenPKG <openpkg () openpkg org>
Date: Thu, 26 Oct 2006 08:19:36 +0200

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________________________________________________________________________

OpenPKG Security Advisory                                   OpenPKG GmbH
http://www.openpkg.org/security/                      http://openpkg.com
OpenPKG-SA-2006.026                                           2006-10-26
________________________________________________________________________

Package:          screen
Vulnerability:    denial of service
OpenPKG Specific: no

Affected Series:  Affected Packages:         Corrected Packages:
1.0-ENTERPRISE    n.a.                       >= screen-4.0.3-E1.0.0
2-STABLE-20061018 <= screen-4.0.2-2.20061018 >= screen-4.0.3-2.20061023
2-STABLE          <= screen-4.0.2-2.20061018 >= screen-4.0.3-2.20061023
CURRENT           <= screen-4.0.2-20061013   >= screen-4.0.3-20061023

Description:
  According to a vendor release announcement [0], a denial of service
  vulnerability exists in the virtual terminal application GNU screen
  [1], version 4.0.2 and earlier. The vulnerabilities exist in the
  handling of "UTF-8 combining characters" and allow user-assisted
  attackers to cause a Denial of Service (crash or hang of GNU screen)
  via certain UTF-8 character sequences. The Common Vulnerabilities
  and Exposures (CVE) project assigned the id CVE-2006-4573 [2] to the
  problem.
________________________________________________________________________

References:
  [0] http://lists.gnu.org/archive/html/screen-users/2006-10/msg00028.html 
  [1] http://www.gnu.org/software/screen/
  [2] http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-4573
________________________________________________________________________

For security reasons, this advisory was digitally signed with the
OpenPGP public key "OpenPKG <openpkg () openpkg org>" (ID 63C4CB9F) which
you can retrieve from http://www.openpkg.org/openpkg.pgp. Follow the
instructions on http://www.openpkg.org/security/signatures/ for details
on how to verify the integrity of this advisory.
________________________________________________________________________

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