__________________________________________________________ The U.S. Department of Energy Computer Incident Advisory Capability ___ __ __ _ ___ / | /_\ / \___ __|__ / \ \___ __________________________________________________________ INFORMATION BULLETIN gv [Debian Security Advisory DSA-1214-1] November 21, 2006 19:00 GMT Number R-053 [REVISED 12 Dec 2006] ______________________________________________________________________________ PROBLEM: The gv, the PostScript and PDF viewer for X, performs insufficient boundary checks in the Postscript parsing code. PLATFORM: Debian GNU/Linux 3.1 (sarge) DAMAGE: Allows the execution of arbitrary code through a buffer overflow. SOLUTION: Upgrade to the appropriate version. ______________________________________________________________________________ VULNERABILITY The risk is MEDIUM. Allows the execution of arbitrary code ASSESSMENT: through a buffer overflow. ______________________________________________________________________________ LINKS: CIAC BULLETIN: http://www.ciac.org/ciac/bulletins/r-053.shtml ORIGINAL BULLETIN: Debian Security Advisory DSA-1214-1 http://www.debian.org/security/2006/dsa-1214 ADDITIONAL LINKS: Debian Security Advisory 1243-1 http://www.debian.org/security/2006/dsa-1243 CVE: http://www.cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-5864 ______________________________________________________________________________ REVISION HISTORY: 12/29/2006 - added a link to Debian Security Advisory 1243-1 [***** Start Debian Security Advisory DSA-1214-1 *****] Debian Security Advisory DSA-1214-1 gv -- buffer overflow Date Reported: 20 Nov 2006 Affected Packages: gv Vulnerable: Yes Security database references: In the Debian bugtracking system: Bug 398292. In Mitre's CVE dictionary: CVE-2006-5864. More information: Renaud Lifchitz discovered that gv, the PostScript and PDF viewer for X, performs insufficient boundary checks in the Postscript parsing code, which allows the execution of arbitrary code through a buffer overflow. For the stable distribution (sarge) this problem has been fixed in version 3.6.1-10sarge1. For the upcoming stable distribution (etch) this problem has been fixed in version 3.6.2-2. For the unstable distribution (sid) this problem has been fixed in version 3.6.2-2. We recommend that you upgrade your gv package. Fixed in: Debian GNU/Linux 3.1 (sarge) Source: http://security.debian.org/pool/updates/main/g/gv/gv_3.6.1-10sarge1.dsc http://security.debian.org/pool/updates/main/g/gv/gv_3.6.1-10sarge1.diff.gz http://security.debian.org/pool/updates/main/g/gv/gv_3.6.1.orig.tar.gz Alpha: http://security.debian.org/pool/updates/main/g/gv/gv_3.6.1-10sarge1_alpha.deb AMD64: http://security.debian.org/pool/updates/main/g/gv/gv_3.6.1-10sarge1_amd64.deb ARM: http://security.debian.org/pool/updates/main/g/gv/gv_3.6.1-10sarge1_arm.deb HPPA: http://security.debian.org/pool/updates/main/g/gv/gv_3.6.1-10sarge1_hppa.deb Intel IA-32: http://security.debian.org/pool/updates/main/g/gv/gv_3.6.1-10sarge1_i386.deb Intel IA-64: http://security.debian.org/pool/updates/main/g/gv/gv_3.6.1-10sarge1_ia64.deb Motorola 680x0: http://security.debian.org/pool/updates/main/g/gv/gv_3.6.1-10sarge1_m68k.deb Big endian MIPS: http://security.debian.org/pool/updates/main/g/gv/gv_3.6.1-10sarge1_mips.deb Little endian MIPS: http://security.debian.org/pool/updates/main/g/gv/gv_3.6.1-10sarge1_mipsel.deb PowerPC: http://security.debian.org/pool/updates/main/g/gv/gv_3.6.1-10sarge1_powerpc.deb IBM S/390: http://security.debian.org/pool/updates/main/g/gv/gv_3.6.1-10sarge1_s390.deb Sun Sparc: http://security.debian.org/pool/updates/main/g/gv/gv_3.6.1-10sarge1_sparc.deb MD5 checksums of the listed files are available in the original advisory. [***** End Debian Security Advisory DSA-1214-1 *****] _______________________________________________________________________________ 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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