-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 - -------------------------------------------------------------------------- Debian Security Advisory DSA 846-1 security@debian.org http://www.debian.org/security/ Martin Schulze October 7th, 2005 http://www.debian.org/security/faq - -------------------------------------------------------------------------- Package : cpio Vulnerability : several Problem type : local (remote) Debian-specific: no CVE ID : CAN-2005-1111 CAN-2005-1229 Debian Bug : 306693 305372 Two vulnerabilities have been discovered in cpio, a program to manage archives of files. The Common Vulnerabilities and Exposures project identifies the following problems: CAN-2005-1111 Imran Ghory discovered a race condition in setting the file permissions of files extracted from cpio archives. A local attacker with write access to the target directory could exploit this to alter the permissions of arbitrary files the extracting user has write permissions for. CAN-2005-1229 Imran Ghory discovered that cpio does not sanitise the path of extracted files even if the --no-absolute-filenames option was specified. This can be exploited to install files in arbitrary locations where the extracting user has write permissions to. For the old stable distribution (woody) these problems have been fixed in version 2.4.2-39woody2. For the stable distribution (sarge) these problems have been fixed in version 2.5-1.3. For the unstable distribution (sid) these problems have been fixed in version 2.6-6. We recommend that you upgrade your cpio 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 3.0 alias woody - -------------------------------- Source archives: http://security.debian.org/pool/updates/main/c/cpio/cpio_2.4.2-39woody2.dsc Size/MD5 checksum: 549 15ede7cbecf63993116b4e6a6565a52a http://security.debian.org/pool/updates/main/c/cpio/cpio_2.4.2-39woody2.diff.gz Size/MD5 checksum: 23977 58175edde016c3ddb92804479697288f http://security.debian.org/pool/updates/main/c/cpio/cpio_2.4.2.orig.tar.gz Size/MD5 checksum: 181728 3e976db71229d52a8a135540698052df Alpha architecture: http://security.debian.org/pool/updates/main/c/cpio/cpio_2.4.2-39woody2_alpha.deb Size/MD5 checksum: 72916 8a3c436670b93fe9d6c0d7b9c6620826 ARM architecture: http://security.debian.org/pool/updates/main/c/cpio/cpio_2.4.2-39woody2_arm.deb Size/MD5 checksum: 64050 96781e9c208d4629c9bad9fd489a6752 Intel IA-32 architecture: http://security.debian.org/pool/updates/main/c/cpio/cpio_2.4.2-39woody2_i386.deb Size/MD5 checksum: 61704 c4fd8a026047cd14a9516224d8319e13 Intel IA-64 architecture: http://security.debian.org/pool/updates/main/c/cpio/cpio_2.4.2-39woody2_ia64.deb Size/MD5 checksum: 84576 5d9d925c312a5a9f141949c134fd23d3 HP Precision architecture: http://security.debian.org/pool/updates/main/c/cpio/cpio_2.4.2-39woody2_hppa.deb Size/MD5 checksum: 69922 219bd8e8d9de88975eca8c8df4e9ddd9 Motorola 680x0 architecture: http://security.debian.org/pool/updates/main/c/cpio/cpio_2.4.2-39woody2_m68k.deb Size/MD5 checksum: 59998 b4ef64480db82238635e1c7f5b851eee Big endian MIPS architecture: http://security.debian.org/pool/updates/main/c/cpio/cpio_2.4.2-39woody2_mips.deb Size/MD5 checksum: 69160 a3f333c7b10c4f06a37de29de89844c1 Little endian MIPS architecture: http://security.debian.org/pool/updates/main/c/cpio/cpio_2.4.2-39woody2_mipsel.deb Size/MD5 checksum: 68852 d704acf1b5d5c82ab024f6d45eab5686 PowerPC architecture: http://security.debian.org/pool/updates/main/c/cpio/cpio_2.4.2-39woody2_powerpc.deb Size/MD5 checksum: 64284 4227c627aa48dc40cacdde9cb866322a IBM S/390 architecture: http://security.debian.org/pool/updates/main/c/cpio/cpio_2.4.2-39woody2_s390.deb Size/MD5 checksum: 64190 975304691e816ea35e5b1a1edbaca8fc Sun Sparc architecture: http://security.debian.org/pool/updates/main/c/cpio/cpio_2.4.2-39woody2_sparc.deb Size/MD5 checksum: 65916 e9fcc403a99fa3c930c9a7ede7daeef4 Debian GNU/Linux 3.1 alias sarge - -------------------------------- Source archives: http://security.debian.org/pool/updates/main/c/cpio/cpio_2.5-1.3.dsc Size/MD5 checksum: 533 ab5695c02739c74d12ceb5ccf15a2f9e http://security.debian.org/pool/updates/main/c/cpio/cpio_2.5-1.3.diff.gz Size/MD5 checksum: 26981 658f6330c2e56576251755f21291a22a http://security.debian.org/pool/updates/main/c/cpio/cpio_2.5.orig.tar.gz Size/MD5 checksum: 185480 e02859af1bbbbd73fcbf757acb57e0a4 Alpha architecture: http://security.debian.org/pool/updates/main/c/cpio/cpio_2.5-1.3_alpha.deb Size/MD5 checksum: 75340 e5f2db24ac4a7fa37e03299092e04869 AMD64 architecture: http://security.debian.org/pool/updates/main/c/cpio/cpio_2.5-1.3_amd64.deb Size/MD5 checksum: 68580 e04afdcd5c4cd7d4ae7b9314c91f2003 ARM architecture: http://security.debian.org/pool/updates/main/c/cpio/cpio_2.5-1.3_arm.deb Size/MD5 checksum: 65356 599f5449dcd3c6774becab5db930c1eb Intel IA-32 architecture: http://security.debian.org/pool/updates/main/c/cpio/cpio_2.5-1.3_i386.deb Size/MD5 checksum: 64862 0af18766ab51b22276fe1458e19e6dfa Intel IA-64 architecture: http://security.debian.org/pool/updates/main/c/cpio/cpio_2.5-1.3_ia64.deb Size/MD5 checksum: 85968 ec853bd84c3c86a86edd1eaab3daaed9 HP Precision architecture: http://security.debian.org/pool/updates/main/c/cpio/cpio_2.5-1.3_hppa.deb Size/MD5 checksum: 70918 7d189eac1083bf7171a3378e076bd41d Motorola 680x0 architecture: http://security.debian.org/pool/updates/main/c/cpio/cpio_2.5-1.3_m68k.deb Size/MD5 checksum: 61566 5a1b92f6d84b61108c382f282541d4fd Big endian MIPS architecture: http://security.debian.org/pool/updates/main/c/cpio/cpio_2.5-1.3_mips.deb Size/MD5 checksum: 73286 3e159d225f6ed5683206ee891e73e411 Little endian MIPS architecture: http://security.debian.org/pool/updates/main/c/cpio/cpio_2.5-1.3_mipsel.deb Size/MD5 checksum: 72982 593e2f05e139ff23ba448289dde24085 PowerPC architecture: http://security.debian.org/pool/updates/main/c/cpio/cpio_2.5-1.3_powerpc.deb Size/MD5 checksum: 67680 4fd0a44a984aa4dba6bde7144289fc82 IBM S/390 architecture: http://security.debian.org/pool/updates/main/c/cpio/cpio_2.5-1.3_s390.deb Size/MD5 checksum: 68708 6ecc6f8ad9a1f5fd56eeea4fe421ef39 Sun Sparc architecture: http://security.debian.org/pool/updates/main/c/cpio/cpio_2.5-1.3_sparc.deb Size/MD5 checksum: 64812 04cec657cd5681d4ab8c8e27f70d1653 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 ' and http://packages.debian.org/ -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.1 (GNU/Linux) iD8DBQFDRpmCW5ql+IAeqTIRAtJjAJ94khV46v1zUOprLrbJc2Easen2DgCgr5VR 1iHrHampcGZM5I7I7Wcn4G4= =3252 -----END PGP SIGNATURE-----