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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2005.0521 -- Debian Security Advisory DSA 750-1 New dhcpcd packages fix denial of service 12 July 2005 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: dhcpcd Publisher: Debian Operating System: Debian GNU/Linux 3.1 Linux variants Impact: Denial of Service Access: Remote/Unauthenticated CVE Names: CAN-2005-1848 Original Bulletin: http://www.debian.org/security/2005/dsa-750 - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 - - -------------------------------------------------------------------------- Debian Security Advisory DSA 750-1 security@debian.org http://www.debian.org/security/ Martin Schulze July 11th, 2005 http://www.debian.org/security/faq - - -------------------------------------------------------------------------- Package : dhcpcd Vulnerability : out-of-bound memory access Problem-Type : remote Debian-specific: no CVE ID : CAN-2005-1848 "infamous42md" discovered that dhcpcd, a DHCP client for automatically configuring IPv4 networking, can be tricked into reading past the end of the supplied DHCP buffer which could lead to the daemon crashing. The old stable distribution (woody) is not affected by this problem. For the stable distribution (sarge) this problem has been fixed in version 1.3.22pl4-21sarge1. For the unstable distribution (sid) this problem has been fixed in version 1.3.22pl4-22. We recommend that you upgrade your dhcpcd 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 below: 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/d/dhcpcd/dhcpcd_1.3.22pl4-21sarge1.dsc Size/MD5 checksum: 592 b6f08de07c771dfa88ee4c2da213c8ef http://security.debian.org/pool/updates/main/d/dhcpcd/dhcpcd_1.3.22pl4-21sarge1.diff.gz Size/MD5 checksum: 44718 bde490fd50bea65991eff869db8cb947 http://security.debian.org/pool/updates/main/d/dhcpcd/dhcpcd_1.3.22pl4.orig.tar.gz Size/MD5 checksum: 148273 59669a4110a2061f05c1c6fa6171bed2 Alpha architecture: http://security.debian.org/pool/updates/main/d/dhcpcd/dhcpcd_1.3.22pl4-21sarge1_alpha.deb Size/MD5 checksum: 70610 6bd6b7a893cee910bdb9cc146382f042 ARM architecture: http://security.debian.org/pool/updates/main/d/dhcpcd/dhcpcd_1.3.22pl4-21sarge1_arm.deb Size/MD5 checksum: 61322 066e0c5510629d03a56261c60e3ffeda Intel IA-32 architecture: http://security.debian.org/pool/updates/main/d/dhcpcd/dhcpcd_1.3.22pl4-21sarge1_i386.deb Size/MD5 checksum: 57394 1b376dc7cc9db55598fa231e848576e0 Intel IA-64 architecture: http://security.debian.org/pool/updates/main/d/dhcpcd/dhcpcd_1.3.22pl4-21sarge1_ia64.deb Size/MD5 checksum: 78624 31cc80567333e8538ec516cdb3986e1d HP Precision architecture: http://security.debian.org/pool/updates/main/d/dhcpcd/dhcpcd_1.3.22pl4-21sarge1_hppa.deb Size/MD5 checksum: 64312 f3558fc2bfdc41d27596f5c02aab4765 Motorola 680x0 architecture: http://security.debian.org/pool/updates/main/d/dhcpcd/dhcpcd_1.3.22pl4-21sarge1_m68k.deb Size/MD5 checksum: 55526 36c9b163754358f111d340b150d46f7a Big endian MIPS architecture: http://security.debian.org/pool/updates/main/d/dhcpcd/dhcpcd_1.3.22pl4-21sarge1_mips.deb Size/MD5 checksum: 62664 e624f951d018d069ef84757985f4c33e Little endian MIPS architecture: http://security.debian.org/pool/updates/main/d/dhcpcd/dhcpcd_1.3.22pl4-21sarge1_mipsel.deb Size/MD5 checksum: 62868 0c20a5f40098c62423c21ec50bb054de PowerPC architecture: http://security.debian.org/pool/updates/main/d/dhcpcd/dhcpcd_1.3.22pl4-21sarge1_powerpc.deb Size/MD5 checksum: 59848 f2763a581130fec32fe15f37aabe0168 IBM S/390 architecture: http://security.debian.org/pool/updates/main/d/dhcpcd/dhcpcd_1.3.22pl4-21sarge1_s390.deb Size/MD5 checksum: 59668 1549b23d2e50886cbaa5848961c64745 Sun Sparc architecture: http://security.debian.org/pool/updates/main/d/dhcpcd/dhcpcd_1.3.22pl4-21sarge1_sparc.deb Size/MD5 checksum: 61234 ff9565a968d5d57f8ece62fcadfeeca7 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 v1.4.1 (GNU/Linux) iD8DBQFC0k+rW5ql+IAeqTIRAgZiAJ4vBs/To/6leqrMC5sn3ON6gODpNgCggpll EjIOTzTRYR9CQS0sM5xkcwQ= =i5EW - -----END PGP SIGNATURE----- - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. The mailing list you are subscribed to is maintained within your organisation, so if you do not wish to continue receiving these bulletins you should contact your local IT manager. If you do not know who that is, please send an email to auscert@auscert.org.au and we will forward your request to the appropriate person. NOTE: Third Party Rights This security bulletin is provided as a service to AusCERT's members. As AusCERT did not write the document quoted above, AusCERT has had no control over its content. The decision to follow or act on information or advice contained in this security bulletin is the responsibility of each user or organisation, and should be considered in accordance with your organisation's site policies and procedures. AusCERT takes no responsibility for consequences which may arise from following or acting on information or advice contained in this security bulletin. NOTE: This is only the original release of the security bulletin. 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 iQCVAwUBQtMHxCh9+71yA2DNAQJL9AP9FnY5ESqcTGe/hGwfvkRqKhREtTBbHVt+ Ohbi1gc6I6Kda3GVEW1NX3FeLZQvnmw4L42DOkAFSx3nrJ9FyXH9O02eH3J2XXfc hea5nWIPm/FRMEESL/Ac36zJD7muNyBjzBZ3c09c6Vzz5tLD9mvsrO34RGBglirz VnCXmmTdcqs= =jpjm -----END PGP SIGNATURE-----