From secure@conectiva.com.br Fri Nov 19 10:37:43 2004 From: Conectiva Updates To: conectiva-updates@perninha.conectiva.com.br, lwn@lwn.net, bugtraq@securityfocus.com, security-alerts@linuxsecurity.com, linsec@lists.seifried.org Date: Thu, 18 Nov 2004 09:33:08 -0200 Subject: [CLA-2004:890] Conectiva Security Announcement - libxml2 -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 - -------------------------------------------------------------------------- CONECTIVA LINUX SECURITY ANNOUNCEMENT - -------------------------------------------------------------------------- PACKAGE : libxml2 SUMMARY : Fixes for libxml2 buffer overflow vulnerabilities DATE : 2004-11-18 09:20:00 ID : CLA-2004:890 RELEVANT RELEASES : 9, 10 - ------------------------------------------------------------------------- DESCRIPTION The XML C library[1] (libxml2) is used by many programs to load and save extensible data structures or to manipulate several kinds of XML files. This update fixes a buffer overflow vulnerability[2,3] in the URI parsing code found by "infamous41md" at the nanoftp and nanohttp modules of libxml2. An attacker may exploit this vulnerability to execute arbitrary code with the privileges of the user running an affected application. Depending of the scenario where this application is used, this vulnerability can be remotely exploitable. SOLUTION It is recommended that all libxml/libxml2 users upgrade their packages. REFERENCES 1.http://xmlsoft.org 2.http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2004-0989 3.http://www.securityfocus.com/archive/1/379383 UPDATED PACKAGES ftp://atualizacoes.conectiva.com.br/10/SRPMS/libxml-1.8.17-58912U10_1cl.src.rpm ftp://atualizacoes.conectiva.com.br/10/SRPMS/libxml2-2.6.9-57970U10_1cl.src.rpm ftp://atualizacoes.conectiva.com.br/10/RPMS/libxml-1.8.17-58912U10_1cl.i386.rpm ftp://atualizacoes.conectiva.com.br/10/RPMS/libxml-devel-1.8.17-58912U10_1cl.i386.rpm ftp://atualizacoes.conectiva.com.br/10/RPMS/libxml-devel-static-1.8.17-58912U10_1cl.i386.rpm ftp://atualizacoes.conectiva.com.br/10/RPMS/libxml-doc-1.8.17-58912U10_1cl.i386.rpm ftp://atualizacoes.conectiva.com.br/10/RPMS/libxml2-2.6.9-57970U10_1cl.i386.rpm ftp://atualizacoes.conectiva.com.br/10/RPMS/libxml2-devel-2.6.9-57970U10_1cl.i386.rpm ftp://atualizacoes.conectiva.com.br/10/RPMS/libxml2-devel-static-2.6.9-57970U10_1cl.i386.rpm ftp://atualizacoes.conectiva.com.br/10/RPMS/libxml2-doc-2.6.9-57970U10_1cl.i386.rpm ftp://atualizacoes.conectiva.com.br/10/RPMS/libxml2-python-2.6.9-57970U10_1cl.i386.rpm ftp://atualizacoes.conectiva.com.br/9/SRPMS/libxml-1.8.17-12238U90_1cl.src.rpm ftp://atualizacoes.conectiva.com.br/9/RPMS/libxml-1.8.17-12238U90_1cl.i386.rpm ftp://atualizacoes.conectiva.com.br/9/RPMS/libxml-devel-1.8.17-12238U90_1cl.i386.rpm ftp://atualizacoes.conectiva.com.br/9/RPMS/libxml-devel-static-1.8.17-12238U90_1cl.i386.rpm ftp://atualizacoes.conectiva.com.br/9/RPMS/libxml-doc-1.8.17-12238U90_1cl.i386.rpm ADDITIONAL INSTRUCTIONS The apt tool can be used to perform RPM packages upgrades: - run: apt-get update - after that, execute: apt-get upgrade Detailed instructions regarding the use of apt and upgrade examples can be found at http://distro.conectiva.com.br/atualizacoes/#apt?idioma=en - ------------------------------------------------------------------------- All packages are signed with Conectiva's GPG key. The key and instructions on how to import it can be found at http://distro.conectiva.com.br/seguranca/chave/?idioma=en Instructions on how to check the signatures of the RPM packages can be found at http://distro.conectiva.com.br/seguranca/politica/?idioma=en - ------------------------------------------------------------------------- All our advisories and generic update instructions can be viewed at http://distro.conectiva.com.br/atualizacoes/?idioma=en - ------------------------------------------------------------------------- Copyright (c) 2004 Conectiva Inc. http://www.conectiva.com - ------------------------------------------------------------------------- subscribe: conectiva-updates-subscribe@papaleguas.conectiva.com.br unsubscribe: conectiva-updates-unsubscribe@papaleguas.conectiva.com.br -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.0.6 (GNU/Linux) Comment: For info see http://www.gnupg.org iD8DBQFBnIhz42jd0JmAcZARAlobAKCLG+0SGkjSZMBCMc9tpCRqJ7G60QCggEbf GoYeRPSU6ZVLxcPjxKXlZ6g= =2pdI -----END PGP SIGNATURE-----