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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2006.0494 -- [UNIX/Linux][Debian] New hashcash packages fix arbitrary code execution 24 July 2006 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: hashcash Publisher: Debian Operating System: Debian GNU/Linux 3.1 UNIX variants (UNIX, Linux, OSX) Windows Impact: Execute Arbitrary Code/Commands Access: Remote/Unauthenticated CVE Names: CVE-2006-3251 Original Bulletin: http://www.debian.org/security/2006/dsa-1114 Comment: This advisory references vulnerabilities in products which run on platforms other than Debian. It is recommended that administrators running hashcash check for an updated version of the software for their operating system. - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 - - -------------------------------------------------------------------------- Debian Security Advisory DSA 1114-1 security@debian.org http://www.debian.org/security/ Martin Schulze July 21st, 2006 http://www.debian.org/security/faq - - -------------------------------------------------------------------------- Package : hashcash Vulnerability : buffer overflow Problem type : local (remote) Debian-specific: no CVE ID : CVE-2006-3251 BugTraq ID : 18659 Debian Bug : 376444 Andreas Seltenreich discovered a buffer overflow in hashcash, a postage payment scheme for email that is based on hash calculations, which could allow attackers to execute arbitrary code via specially crafted entries. For the stable distribution (sarge) this problem has been fixed in version 1.17-1sarge1. For the unstable distribution (sid) this problem has been fixed in version 1.21-1. We recommend that you upgrade your hashcash package. Upgrade Instructions - - -------------------- wget url will fetch the file for you dpkg -i file.deb will install the referenced file. If you are using the apt-get package manager, use the line for sources.list as given at the end of this advisory: apt-get update will update the internal database apt-get upgrade will install corrected packages You may use an automated update by adding the resources from the footer to the proper configuration. Debian GNU/Linux 3.1 alias sarge - - -------------------------------- Source archives: http://security.debian.org/pool/updates/main/h/hashcash/hashcash_1.17-1sarge1.dsc Size/MD5 checksum: 571 0e6e1272eaec884fa66ae84e962f51cc http://security.debian.org/pool/updates/main/h/hashcash/hashcash_1.17-1sarge1.diff.gz Size/MD5 checksum: 3604 bb43fcc72e1c40cfd7e8a337902c7c89 http://security.debian.org/pool/updates/main/h/hashcash/hashcash_1.17.orig.tar.gz Size/MD5 checksum: 185522 9e5a8a35941c0cdccac93f41bd943593 Alpha architecture: http://security.debian.org/pool/updates/main/h/hashcash/hashcash_1.17-1sarge1_alpha.deb Size/MD5 checksum: 168504 b0ee6dc37c1fbcc9d9084cecfbb9f5e6 AMD64 architecture: http://security.debian.org/pool/updates/main/h/hashcash/hashcash_1.17-1sarge1_amd64.deb Size/MD5 checksum: 131586 34e12310aa9e4c8016df21af7c5ee4f0 ARM architecture: http://security.debian.org/pool/updates/main/h/hashcash/hashcash_1.17-1sarge1_arm.deb Size/MD5 checksum: 129036 8ef6ad2e6f6ce729893381aa72a6af77 Intel IA-32 architecture: http://security.debian.org/pool/updates/main/h/hashcash/hashcash_1.17-1sarge1_i386.deb Size/MD5 checksum: 125388 f478094512ce7fbcc0ea7f43c7942cda Intel IA-64 architecture: http://security.debian.org/pool/updates/main/h/hashcash/hashcash_1.17-1sarge1_ia64.deb Size/MD5 checksum: 180272 aa2465a8d3209bc7f60966c8077fba2f HP Precision architecture: http://security.debian.org/pool/updates/main/h/hashcash/hashcash_1.17-1sarge1_hppa.deb Size/MD5 checksum: 148194 2bf6d28a30e6f287b9f92ff7aad958db Motorola 680x0 architecture: http://security.debian.org/pool/updates/main/h/hashcash/hashcash_1.17-1sarge1_m68k.deb Size/MD5 checksum: 113598 09d1c3002b95945e66464de441bd6875 Big endian MIPS architecture: http://security.debian.org/pool/updates/main/h/hashcash/hashcash_1.17-1sarge1_mips.deb Size/MD5 checksum: 153776 fbd29b41912a027feec7cf0c10c858c9 Little endian MIPS architecture: http://security.debian.org/pool/updates/main/h/hashcash/hashcash_1.17-1sarge1_mipsel.deb Size/MD5 checksum: 153382 2d231cd9aecdd9751c0dc1981c77b652 PowerPC architecture: http://security.debian.org/pool/updates/main/h/hashcash/hashcash_1.17-1sarge1_powerpc.deb Size/MD5 checksum: 140396 1e2bf003d9165dc91558d9a4109c48b3 IBM S/390 architecture: http://security.debian.org/pool/updates/main/h/hashcash/hashcash_1.17-1sarge1_s390.deb Size/MD5 checksum: 139680 57adea417e98c12c7e1512b00e40148c Sun Sparc architecture: http://security.debian.org/pool/updates/main/h/hashcash/hashcash_1.17-1sarge1_sparc.deb Size/MD5 checksum: 156978 1fd5a5647dfb17bb223b783561f1e95e These files will probably be moved into the stable distribution on its next update. - - --------------------------------------------------------------------------------- For apt-get: deb http://security.debian.org/ stable/updates main For dpkg-ftp: ftp://security.debian.org/debian-security dists/stable/updates/main Mailing list: debian-security-announce@lists.debian.org Package info: `apt-cache show <pkg>' and http://packages.debian.org/<pkg> - -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.3 (GNU/Linux) iD8DBQFEwHcHW5ql+IAeqTIRAmqLAJ49YWqUmYOxF2a8CX9QBl18h6VUqACgiCop zgROFIHhcFSw5m6XcPv13Qg= =y65P - -----END PGP SIGNATURE----- - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. 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It may not be updated when updates to the original are made. If downloading at a later date, it is recommended that the bulletin is retrieved directly from the author's website to ensure that the information is still current. Contact information for the authors of the original document is included in the Security Bulletin above. If you have any questions or need further information, please contact them directly. Previous advisories and external security bulletins can be retrieved from: http://www.auscert.org.au/render.html?cid=1980 If you believe that your computer system has been compromised or attacked in any way, we encourage you to let us know by completing the secure National IT Incident Reporting Form at: http://www.auscert.org.au/render.html?it=3192 =========================================================================== Australian Computer Emergency Response Team The University of Queensland Brisbane Qld 4072 Internet Email: auscert@auscert.org.au Facsimile: (07) 3365 7031 Telephone: (07) 3365 4417 (International: +61 7 3365 4417) AusCERT personnel answer during Queensland business hours which are GMT+10:00 (AEST). On call after hours for member emergencies only. =========================================================================== -----BEGIN PGP SIGNATURE----- Comment: http://www.auscert.org.au/render.html?it=1967 iQCVAwUBRMRk6Ch9+71yA2DNAQJ5uQP8CiC2LmyzqDDNTB6YlOUVXq+BnlpPeg3r Mgzh1ij+NmAzxGOko/gruHgdszgYHe+CCeBTY/PgUpf/vqSxGPAZI/mLU1M618Pr HmZx77+QqIjU1Xshw7PpsuWRQY/BAuoTYcfg5XjwguuGwd8TzuFxRCCWyWQzWz5M 4rvCe5/YiCY= =VHth -----END PGP SIGNATURE-----