74581 2002-09-05 18:22 /52 rader/ Daniel Ahlberg <aliz@gentoo.org> Importerad: 2002-09-05 18:22 av Brevbäraren Extern mottagare: bugtraq@securityfocus.com Mottagare: Bugtraq (import) <1385> Ärende: GLSA: amavis ------------------------------------------------------------ -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 - - -------------------------------------------------------------------- GENTOO LINUX SECURITY ANNOUNCEMENT - - -------------------------------------------------------------------- PACKAGE :amavis SUMMARY :possible dos DATE :2002-09-05 10:30 UTC - - -------------------------------------------------------------------- OVERVIEW possible DoS attack by a special crafted TAR archive file DETAIL The AMaViS shell script version (AMaViS 0.1.x / 0.2.x) uses securetar. securetar removes the pathes of files in a tar archive and makes each file name a unique name. Links, character devices, block devices and named pipes will be removed from the archive. A special-crafted TAR file may hung securetar forever, using up to 100% CPU time. More information can be found at: http://marc.theaimsgroup.com/?l=amavis-announce&m=103121272122242&w=2 SOLUTION It is recommended that all Gentoo Linux users who are running net-mail/amavis-0.2.1-r2 and earlier update their systems as follows: emerge rsync emerge amavis emerge clean - - -------------------------------------------------------------------- aliz@gentoo.org - GnuPG key is available at www.gentoo.org/~aliz - - -------------------------------------------------------------------- -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.0.7 (GNU/Linux) iD8DBQE9d1Y9fT7nyhUpoZMRAiXrAJsFH2TeGxyZx6jGO03PbUYDzaPu7QCfayd3 beUbZ/ZtN7EAjcRXdhTS34E= =M8tO -----END PGP SIGNATURE----- (74581) /Daniel Ahlberg <aliz@gentoo.org>/(Ombruten)