__________________________________________________________ The U.S. Department of Energy Computer Incident Advisory Capability ___ __ __ _ ___ / | /_\ / \___ __|__ / \ \___ __________________________________________________________ INFORMATION BULLETIN netpbm-free -- insecure program execution [DSA-1021-1] March 28, 2006 22:00 GMT Number Q-158 ______________________________________________________________________________ PROBLEM: pstopnm launches Ghostscript in an insecure manner PLATFORM: Debian GNU/Linux 3.0 (woody) Debian GNU/Linux 3.1 (sarge) DAMAGE: May lead to the execution of arbitrary shell commands, when converting specially crafted Postscript files. SOLUTION: Apply current patches. ______________________________________________________________________________ VULNERABILITY The risk is LOW. May lead to the execution of arbitrary shell ASSESSMENT: commands, when converting specially crafted Postscript files. ______________________________________________________________________________ LINKS: CIAC BULLETIN: http://www.ciac.org/ciac/bulletins/q-158.shtml ORIGINAL BULLETIN: http://www.debian.org/security/2006/dsa-1021 CVE: http://www.cve.mitre.org/cgi-bin/cvename.cgi?name= CVE-2005-2471 ______________________________________________________________________________ [***** Start DSA-1020-1 *****] DSA-1021-1 netpbm-free -- insecure program execution Date Reported: 28 Mar 2006 Affected Packages: netpbm-free Vulnerable: Yes Security database references: In the Debian bugtracking system: Bug 319757. In Mitre's CVE dictionary: CVE-2005-2471. More information: Max Vozeler from the Debian Audit Project discovered that pstopnm, a converter from Postscript to the PBM, PGM and PNM formats, launches Ghostscript in an insecure manner, which might lead to the execution of arbitrary shell commands, when converting specially crafted Postscript files. For the old stable distribution (woody) this problem has been fixed in version 9.20-8.6. For the stable distribution (sarge) this problem has been fixed in version 10.0-8sarge3. For the unstable distribution (sid) this problem has been fixed in version 10.0-9. We recommend that you upgrade your netpbm package. Fixed in: Debian GNU/Linux 3.0 (woody) Source: http://security.debian.org/pool/updates/main/n/netpbm-free/netpbm- free_9.20-8.6.dsc http://security.debian.org/pool/updates/main/n/netpbm-free/netpbm- free_9.20-8.6.diff.gz http://security.debian.org/pool/updates/main/n/netpbm-free/netpbm- free_9.20.orig.tar.gz Alpha: http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm9_ 9.20-8.6_alpha.deb http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm9- dev_9.20-8.6_alpha.deb http://security.debian.org/pool/updates/main/n/netpbm-free/netpbm_9. 20-8.6_alpha.deb ARM: http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm9_ 9.20-8.6_arm.deb http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm9- dev_9.20-8.6_arm.deb http://security.debian.org/pool/updates/main/n/netpbm-free/netpbm_9. 20-8.6_arm.deb Intel IA-32: http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm9_ 9.20-8.6_i386.deb http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm9- dev_9.20-8.6_i386.deb http://security.debian.org/pool/updates/main/n/netpbm-free/netpbm_9.20- 8.6_i386.deb Intel IA-64: http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm9_ 9.20-8.6_ia64.deb http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm9- dev_9.20-8.6_ia64.deb http://security.debian.org/pool/updates/main/n/netpbm-free/netpbm_9.20- 8.6_ia64.deb HPPA: http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm9_ 9.20-8.6_hppa.deb http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm9- dev_9.20-8.6_hppa.deb http://security.debian.org/pool/updates/main/n/netpbm-free/netpbm_9.20- 8.6_hppa.deb Motorola 680x0: http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm9_ 9.20-8.6_m68k.deb http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm9- dev_9.20-8.6_m68k.deb http://security.debian.org/pool/updates/main/n/netpbm-free/netpbm_9.20- 8.6_m68k.deb Big endian MIPS: http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm9_ 9.20-8.6_mips.deb http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm9- dev_9.20-8.6_mips.deb http://security.debian.org/pool/updates/main/n/netpbm-free/netpbm_9.20- 8.6_mips.deb Little endian MIPS: http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm9_ 9.20-8.6_mipsel.deb http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm9- dev_9.20-8.6_mipsel.deb http://security.debian.org/pool/updates/main/n/netpbm-free/netpbm_9.20- 8.6_mipsel.deb PowerPC: http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm9_ 9.20-8.6_powerpc.deb http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm9- dev_9.20-8.6_powerpc.deb http://security.debian.org/pool/updates/main/n/netpbm-free/netpbm_9.20- 8.6_powerpc.deb IBM S/390: http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm9_ 9.20-8.6_s390.deb http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm9- dev_9.20-8.6_s390.deb http://security.debian.org/pool/updates/main/n/netpbm-free/netpbm_9.20- 8.6_s390.deb Sun Sparc: http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm9_ 9.20-8.6_sparc.deb http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm9- dev_9.20-8.6_sparc.deb http://security.debian.org/pool/updates/main/n/netpbm-free/netpbm_9.20- 8.6_sparc.deb Debian GNU/Linux 3.1 (sarge) Source: http://security.debian.org/pool/updates/main/n/netpbm-free/netpbm-free_ 10.0-8sarge3.dsc http://security.debian.org/pool/updates/main/n/netpbm-free/netpbm-free_ 10.0-8sarge3.diff.gz http://security.debian.org/pool/updates/main/n/netpbm-free/netpbm-free_ 10.0.orig.tar.gz Alpha: http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm10_ 10.0-8sarge3_alpha.deb http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm10- dev_10.0-8sarge3_alpha.deb http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm9_ 10.0-8sarge3_alpha.deb http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm9- dev_10.0-8sarge3_alpha.deb http://security.debian.org/pool/updates/main/n/netpbm-free/netpbm_10.0- 8sarge3_alpha.deb AMD64: http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm10_ 10.0-8sarge3_amd64.deb http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm10- dev_10.0-8sarge3_amd64.deb http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm9_ 10.0-8sarge3_amd64.deb http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm9- dev_10.0-8sarge3_amd64.deb http://security.debian.org/pool/updates/main/n/netpbm-free/netpbm_10.0- 8sarge3_amd64.deb ARM: http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm10_ 10.0-8sarge3_arm.deb http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm10- dev_10.0-8sarge3_arm.deb http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm9_ 10.0-8sarge3_arm.deb http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm9- dev_10.0-8sarge3_arm.deb http://security.debian.org/pool/updates/main/n/netpbm-free/netpbm_10.0- 8sarge3_arm.deb Intel IA-32: http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm10_ 10.0-8sarge3_i386.deb http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm10- dev_10.0-8sarge3_i386.deb http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm9_ 10.0-8sarge3_i386.deb http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm9- dev_10.0-8sarge3_i386.deb http://security.debian.org/pool/updates/main/n/netpbm-free/netpbm_10.0- 8sarge3_i386.deb Intel IA-64: http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm10_ 10.0-8sarge3_ia64.deb http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm10- dev_10.0-8sarge3_ia64.deb http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm9_ 10.0-8sarge3_ia64.deb http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm9- dev_10.0-8sarge3_ia64.deb http://security.debian.org/pool/updates/main/n/netpbm-free/netpbm_10.0- 8sarge3_ia64.deb HPPA: http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm10_ 10.0-8sarge3_hppa.deb http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm10- dev_10.0-8sarge3_hppa.deb http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm9_ 10.0-8sarge3_hppa.deb http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm9- dev_10.0-8sarge3_hppa.deb http://security.debian.org/pool/updates/main/n/netpbm-free/netpbm_10.0- 8sarge3_hppa.deb Motorola 680x0: http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm10_ 10.0-8sarge3_m68k.deb http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm10- dev_10.0-8sarge3_m68k.deb http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm9_ 10.0-8sarge3_m68k.deb http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm9- dev_10.0-8sarge3_m68k.deb http://security.debian.org/pool/updates/main/n/netpbm-free/netpbm_10.0- 8sarge3_m68k.deb Big endian MIPS: http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm10_ 10.0-8sarge3_mips.deb http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm10- dev_10.0-8sarge3_mips.deb http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm9_ 10.0-8sarge3_mips.deb http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm9- dev_10.0-8sarge3_mips.deb http://security.debian.org/pool/updates/main/n/netpbm-free/netpbm_10.0- 8sarge3_mips.deb Little endian MIPS: http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm10_ 10.0-8sarge3_mipsel.deb http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm10- dev_10.0-8sarge3_mipsel.deb http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm9_ 10.0-8sarge3_mipsel.deb http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm9- dev_10.0-8sarge3_mipsel.deb http://security.debian.org/pool/updates/main/n/netpbm-free/netpbm_10.0- 8sarge3_mipsel.deb PowerPC: http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm10_ 10.0-8sarge3_powerpc.deb http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm10- dev_10.0-8sarge3_powerpc.deb http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm9_ 10.0-8sarge3_powerpc.deb http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm9- dev_10.0-8sarge3_powerpc.deb http://security.debian.org/pool/updates/main/n/netpbm-free/netpbm_10.0- 8sarge3_powerpc.deb IBM S/390: http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm10_ 10.0-8sarge3_s390.deb http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm10- dev_10.0-8sarge3_s390.deb http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm9_ 10.0-8sarge3_s390.deb http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm9- dev_10.0-8sarge3_s390.deb http://security.debian.org/pool/updates/main/n/netpbm-free/netpbm_10.0- 8sarge3_s390.deb Sun Sparc: http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm10_ 10.0-8sarge3_sparc.deb http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm10- dev_10.0-8sarge3_sparc.deb http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm9_ 10.0-8sarge3_sparc.deb http://security.debian.org/pool/updates/main/n/netpbm-free/libnetpbm9- dev_10.0-8sarge3_sparc.deb http://security.debian.org/pool/updates/main/n/netpbm-free/netpbm_10. 0-8sarge3_sparc.deb MD5 checksums of the listed files are available in the original advisory. [***** End DSA-1020-1 *****] _______________________________________________________________________________ CIAC wishes to acknowledge the contributions of Debian Security Advisory for the information contained in this bulletin. _______________________________________________________________________________ CIAC, the Computer Incident Advisory Capability, is the computer security incident response team for the U.S. Department of Energy (DOE) and the emergency backup response team for the National Institutes of Health (NIH). CIAC is located at the Lawrence Livermore National Laboratory in Livermore, California. CIAC is also a founding member of FIRST, the Forum of Incident Response and Security Teams, a global organization established to foster cooperation and coordination among computer security teams worldwide. CIAC services are available to DOE, DOE contractors, and the NIH. CIAC can be contacted at: Voice: +1 925-422-8193 (7x24) FAX: +1 925-423-8002 STU-III: +1 925-423-2604 E-mail: ciac@ciac.org Previous CIAC notices, anti-virus software, and other information are available from the CIAC Computer Security Archive. World Wide Web: http://www.ciac.org/ Anonymous FTP: ftp.ciac.org PLEASE NOTE: Many users outside of the DOE, ESnet, and NIH computing communities receive CIAC bulletins. If you are not part of these communities, please contact your agency's response team to report incidents. Your agency's team will coordinate with CIAC. The Forum of Incident Response and Security Teams (FIRST) is a world-wide organization. A list of FIRST member organizations and their constituencies can be obtained via WWW at http://www.first.org/. This document was prepared as an account of work sponsored by an agency of the United States Government. Neither the United States Government nor the University of California nor any of their employees, makes any warranty, express or implied, or assumes any legal liability or responsibility for the accuracy, completeness, or usefulness of any information, apparatus, product, or process disclosed, or represents that its use would not infringe privately owned rights. Reference herein to any specific commercial products, process, or service by trade name, trademark, manufacturer, or otherwise, does not necessarily constitute or imply its endorsement, recommendation or favoring by the United States Government or the University of California. The views and opinions of authors expressed herein do not necessarily state or reflect those of the United States Government or the University of California, and shall not be used for advertising or product endorsement purposes. 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