__________________________________________________________ The U.S. Department of Energy Computer Incident Advisory Capability ___ __ __ _ ___ / | /_\ / \___ __|__ / \ \___ __________________________________________________________ INFORMATION BULLETIN Buffer Overflow in cupsys [Debian Security Advisory DSA 645-1] January 19, 2005 19:00 GMT Number P-103 [REVISED 26 Jan 2005] SUPERCEDED BY P-142 [REVISED 01 Feb 2005] [REVISED 14 Feb 2005] [revised 18 fEB 2005] ______________________________________________________________________________ PROBLEM: A vulnerability was discovered in the PDF Processing part of CUPS, Common Unix Printing System. PLATFORM: Debian GNU/Linux 3.0 (woody) Red Hat Desktop (v. 3) Red Hat Enterprise Linux AS, ES, WS (v. 3) SGI ProPack 3 Service Pack 3 DAMAGE: A maliciously crafted PDF file may cause a buffer overflow in CUPS and may allow the attacker to execute arbitrary code. SOLUTION: Apply the available security updates. ______________________________________________________________________________ VULNERABILITY The risk is LOW. May allow arbitrary code execution as the ASSESSMENT: non-privileged 'lp' user. See also CIAC Bulletin P-104. ______________________________________________________________________________ LINKS: CIAC BULLETIN: http://www.ciac.org/ciac/bulletins/p-104.shtml ORIGINAL BULLETIN: http://www.debian.org/security/2005/dsa-645 ADDITIONAL LINKS: Red Hat RHSA-2005:059-05 https://rhn.redhat.com/errata/RHSA-2005-059.html Red Hat RHSA-2005:049-08 https://rhn.redhat.com/errata/RHSA-2005-049.html SGI Security Advisory Update #25, 20050201-01-U http://www.sgi.com/support/security/advisories.html SGI Security Advisory Update #26, 20050202-01-U http://www.sgi.com/support/security/advisories.html CVE/CAN: http://www.cve.mitre.org/cgi-bin/cvename.cgi?name= CAN-2005-0064 ______________________________________________________________________________ REVISION HISTORY: 01/26/2005 - added a link to Red Hat RHSA-2005:059-05 for Red Hat Desktop (v. 3), Red Hat Enterprise Linux AS, ES, WS (v. 3). 02/01/2005 - added a link to Red Hat RHSA-2005:049-08 that provides additional updated packages for Red Hat Desktop (v. 3), Red Hat Enterprise Linux AS, ES, WS (v. 3). 02/14/2005 - added links to SGI Security Advisory Updates #25 and 26, 20050201-01-U and 20050202-01-U that provide patches that include updated SGI ProPack 3 Service Pack 3 RPMs for the SGI Altix family of systems. 02/18/2005 - This bulletin is superceded by CIAC Bulletin P-142. [***** Start Debian Security Advisory DSA 645-1 *****] Debian Security Advisory DSA-645-1 cupsys -- buffer overflow Date Reported: 19 Jan 2005 Affected Packages: cupsys Vulnerable: Yes Security database references: In Mitre's CVE dictionary: CAN-2005-0064. More information: iDEFENSE has reported a buffer overflow in xpdf, the portable document format (PDF) suite. Similar code is present in the PDF processing part of CUPS. A maliciously crafted PDF file could exploit this problem, resulting in the execution of arbitrary code. For the stable distribution (woody) this problem has been fixed in version 1.1.14-5woody12. In the unstable distribution (sid) CUPSYS does not use its own xpdf variant anymore but uses xpdf-utils. We recommend that you upgrade your cups packages. Fixed in: Debian GNU/Linux 3.0 (woody) Source: http://security.debian.org/pool/updates/main/c/cupsys/cupsys_1.1.14-5 woody12.dsc http://security.debian.org/pool/updates/main/c/cupsys/cupsys_1.1.14-5 woody12.diff.gz http://security.debian.org/pool/updates/main/c/cupsys/cupsys_1.1.14. orig.tar.gz Alpha: http://security.debian.org/pool/updates/main/c/cupsys/cupsys_1.1.14-5 woody12_alpha.deb http://security.debian.org/pool/updates/main/c/cupsys/cupsys-bsd_ 1.1.14-5woody12_alpha.deb http://security.debian.org/pool/updates/main/c/cupsys/cupsys-client_1.1.14-5 woody12_alpha.deb http://security.debian.org/pool/updates/main/c/cupsys/cupsys-pstoraster_ 1.1.14-5woody12_alpha.deb http://security.debian.org/pool/updates/main/c/cupsys/libcupsys2_ 1.1.14-5woody12_alpha.deb http://security.debian.org/pool/updates/main/c/cupsys/libcupsys2-dev_1.1.14-5 woody12_alpha.deb ARM: http://security.debian.org/pool/updates/main/c/cupsys/cupsys_1.1.14-5 woody12_arm.deb http://security.debian.org/pool/updates/main/c/cupsys/cupsys-bsd_1.1.14 -5woody12_arm.deb http://security.debian.org/pool/updates/main/c/cupsys/cupsys-client_ 1.1.14-5woody12_arm.deb http://security.debian.org/pool/updates/main/c/cupsys/cupsys-pstoraster_ 1.1.14-5woody12_arm.deb http://security.debian.org/pool/updates/main/c/cupsys/libcupsys2_ 1.1.14-5woody12_arm.deb http://security.debian.org/pool/updates/main/c/cupsys/libcupsys2-dev_1.1.14 -5woody12_arm.deb Intel IA-32: http://security.debian.org/pool/updates/main/c/cupsys/cupsys_1.1.14-5 woody12_i386.deb http://security.debian.org/pool/updates/main/c/cupsys/cupsys-bsd_ 1.1.14-5woody12_i386.deb http://security.debian.org/pool/updates/main/c/cupsys/cupsys-client_1.1.14-5 woody12_i386.deb http://security.debian.org/pool/updates/main/c/cupsys/cupsys-pstoraster_1.1.14-5 woody12_i386.deb http://security.debian.org/pool/updates/main/c/cupsys/libcupsys2_1.1.14-5 woody12_i386.deb http://security.debian.org/pool/updates/main/c/cupsys/libcupsys2-dev_1.1.14-5 woody12_i386.deb Intel IA-64: http://security.debian.org/pool/updates/main/c/cupsys/cupsys_1.1.14-5 woody12_ia64.deb http://security.debian.org/pool/updates/main/c/cupsys/cupsys-bsd_ 1.1.14-5woody12_ia64.deb http://security.debian.org/pool/updates/main/c/cupsys/cupsys-client_1.1.14-5 woody12_ia64.deb http://security.debian.org/pool/updates/main/c/cupsys/cupsys-pstoraster_1.1.14-5 woody12_ia64.deb http://security.debian.org/pool/updates/main/c/cupsys/libcupsys2_1.1.14-5 woody12_ia64.deb http://security.debian.org/pool/updates/main/c/cupsys/libcupsys2-dev_1.1.14-5 woody12_ia64.deb HPPA: http://security.debian.org/pool/updates/main/c/cupsys/cupsys_1.1.14-5 woody12_hppa.deb http://security.debian.org/pool/updates/main/c/cupsys/cupsys-bsd_1.1.14 -5woody12_hppa.deb http://security.debian.org/pool/updates/main/c/cupsys/cupsys-client_1.1.14-5 woody12_hppa.deb http://security.debian.org/pool/updates/main/c/cupsys/cupsys-pstoraster_1.1.14-5w oody12_hppa.deb http://security.debian.org/pool/updates/main/c/cupsys/libcupsys2_1.1.14-5 woody12_hppa.deb http://security.debian.org/pool/updates/main/c/cupsys/libcupsys2-dev_1.1.14 -5woody12_hppa.deb Motorola 680x0: http://security.debian.org/pool/updates/main/c/cupsys/cupsys_1.1.14 -5woody12_m68k.deb http://security.debian.org/pool/updates/main/c/cupsys/cupsys-bsd_1.1.14 -5woody12_m68k.deb http://security.debian.org/pool/updates/main/c/cupsys/cupsys-client_1.1.14-5 woody12_m68k.deb http://security.debian.org/pool/updates/main/c/cupsys/cupsys-pstoraster_ 1.1.14-5woody12_m68k.deb http://security.debian.org/pool/updates/main/c/cupsys/libcupsys2_ 1.1.14-5woody12_m68k.deb http://security.debian.org/pool/updates/main/c/cupsys/libcupsys2-dev_1.1.14 -5woody12_m68k.deb Big endian MIPS: http://security.debian.org/pool/updates/main/c/cupsys/cupsys_1.1.14 -5woody12_mips.deb http://security.debian.org/pool/updates/main/c/cupsys/cupsys-bsd_ 1.1.14-5woody12_mips.deb http://security.debian.org/pool/updates/main/c/cupsys/cupsys-client_1.1.14 -5woody12_mips.deb http://security.debian.org/pool/updates/main/c/cupsys/cupsys-pstoraster _1.1.14-5woody12_mips.deb http://security.debian.org/pool/updates/main/c/cupsys/libcupsys2 _1.1.14-5woody12_mips.deb http://security.debian.org/pool/updates/main/c/cupsys/libcupsys2-dev_1.1.14 -5woody12_mips.deb Little endian MIPS: http://security.debian.org/pool/updates/main/c/cupsys/cupsys_1.1.14 -5woody12_mipsel.deb http://security.debian.org/pool/updates/main/c/cupsys/cupsys-bsd_ 1.1.14-5woody12_mipsel.deb http://security.debian.org/pool/updates/main/c/cupsys/cupsys-client_1.1.14 -5woody12_mipsel.deb http://security.debian.org/pool/updates/main/c/cupsys/cupsys-pstoraster_ 1.1.14-5woody12_mipsel.deb http://security.debian.org/pool/updates/main/c/cupsys/libcupsys 2_1.1.14-5woody12_mipsel.deb http://security.debian.org/pool/updates/main/c/cupsys/libcupsys2-dev_1.1.14 -5woody12_mipsel.deb PowerPC: http://security.debian.org/pool/updates/main/c/cupsys/cupsys_1.1.14 -5woody12_powerpc.deb http://security.debian.org/pool/updates/main/c/cupsys/cupsys-bsd_1.1.14-5 woody12_powerpc.deb http://security.debian.org/pool/updates/main/c/cupsys/cupsys-client_1.1.14 -5woody12_powerpc.deb http://security.debian.org/pool/updates/main/c/cupsys/cupsys-pstoraster _1.1.14-5woody12_powerpc.deb http://security.debian.org/pool/updates/main/c/cupsys/libcupsys2_1.1.14-5 woody12_powerpc.deb http://security.debian.org/pool/updates/main/c/cupsys/libcupsys2-dev_1.1.14 -5woody12_powerpc.deb IBM S/390: http://security.debian.org/pool/updates/main/c/cupsys/cupsys_1.1.14 -5woody12_s390.deb http://security.debian.org/pool/updates/main/c/cupsys/cupsys-bsd_1.1.14 -5woody12_s390.deb http://security.debian.org/pool/updates/main/c/cupsys/cupsys-client_1.1.14 -5woody12_s390.deb http://security.debian.org/pool/updates/main/c/cupsys/cupsys-pstoraster_ 1.1.14-5woody12_s390.deb http://security.debian.org/pool/updates/main/c/cupsys/libcupsys2_1.1.14 -5woody12_s390.deb http://security.debian.org/pool/updates/main/c/cupsys/libcupsys2-dev_1.1.14 -5woody12_s390.deb Sun Sparc: http://security.debian.org/pool/updates/main/c/cupsys/cupsys_1.1.14 -5woody12_sparc.deb http://security.debian.org/pool/updates/main/c/cupsys/cupsys-bsd _1.1.14-5woody12_sparc.deb http://security.debian.org/pool/updates/main/c/cupsys/cupsys-client_1.1.14 -5woody12_sparc.deb http://security.debian.org/pool/updates/main/c/cupsys/cupsys-pstoraster _1.1.14-5woody12_sparc.deb http://security.debian.org/pool/updates/main/c/cupsys/libcupsys 2_1.1.14-5woody12_sparc.deb http://security.debian.org/pool/updates/main/c/cupsys/libcupsys2-dev_1.1.14 -5woody12_sparc.deb MD5 checksums of the listed files are available in the original advisory. [***** End Debian Security Advisory DSA 645-1 *****] _______________________________________________________________________________ CIAC wishes to acknowledge the contributions of Debian 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. 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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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