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-----BEGIN PGP SIGNED MESSAGE----- =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2004.0019 -- Debian Security Advisory DSA 417-1 New Linux 2.4.18 packages fix local root exploit (powerpc+alpha) 08 January 2004 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: kernel-patch-2.4.18-powerpc kernel-image-2.4.18-1-alpha Publisher: Debian Operating System: Debian GNU/Linux 3.0 Linux Impact: Root Compromise Access Required: Existing Account CVE Names: CAN-2003-0985 Ref: ESB-2004.0013 - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 - - -------------------------------------------------------------------------- Debian Security Advisory DSA 417-1 security@debian.org http://www.debian.org/security/ Martin Schulze January 7th, 2004 http://www.debian.org/security/faq - - -------------------------------------------------------------------------- Package : kernel-patch-2.4.18-powerpc, kernel-image-2.4.18-1-alpha Vulnerability : mising boundary check Problem-Type : local Debian-specific: no CVE ID : CAN-2003-0985 Paul Starzetz discovered a flaw in bounds checking in mremap() in the Linux kernel (present in version 2.4.x and 2.6.x) which may allow a local attacker to gain root privileges. Version 2.2 is not affected by this bug. For the stable distribution (woody) this problem has been fixed in version 2.4.18-1woody3 for the powerpc architecture. For the unstable distribution (sid) this problem will be fixed soon with newly uploaded packages. We recommend that you upgrade your kernel packages. This problem has been fixed in the upstream version 2.4.24 as well. 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/k/kernel-source-2.4.18/kernel-source-2.4.18_2.4.18-14.1.dsc Size/MD5 checksum: 664 fcb4f5a949cd17a2b528762db8c4a33e http://security.debian.org/pool/updates/main/k/kernel-source-2.4.18/kernel-source-2.4.18_2.4.18-14.1.diff.gz Size/MD5 checksum: 67239 0ff7d0053ffbf71a66290081300ff759 http://security.debian.org/pool/updates/main/k/kernel-source-2.4.18/kernel-source-2.4.18_2.4.18.orig.tar.gz Size/MD5 checksum: 29818323 24b4c45a04a23eb4ce465eb326a6ddf2 http://security.debian.org/pool/updates/main/k/kernel-image-2.4.18-1-alpha/kernel-image-2.4.18-1-alpha_2.4.18-12.dsc Size/MD5 checksum: 876 a419849800dab82bbccec929bab828be http://security.debian.org/pool/updates/main/k/kernel-image-2.4.18-1-alpha/kernel-image-2.4.18-1-alpha_2.4.18-12.tar.gz Size/MD5 checksum: 24327 1e03b0d75112d8f375edeab10765fc74 http://security.debian.org/pool/updates/main/k/kernel-patch-2.4.18-powerpc/kernel-patch-2.4.18-powerpc_2.4.18-1woody3.dsc Size/MD5 checksum: 713 17f72349c8729464cf38c1839134ff36 http://security.debian.org/pool/updates/main/k/kernel-patch-2.4.18-powerpc/kernel-patch-2.4.18-powerpc_2.4.18-1woody3.tar.gz Size/MD5 checksum: 79588 80e54f52ee1c0ead2a66bae306b958eb Architecture independent components: http://security.debian.org/pool/updates/main/k/kernel-source-2.4.18/kernel-doc-2.4.18_2.4.18-14.1_all.deb Size/MD5 checksum: 1719652 cb20d668b1600ddcc336c48ccb02f9ca http://security.debian.org/pool/updates/main/k/kernel-source-2.4.18/kernel-source-2.4.18_2.4.18-14.1_all.deb Size/MD5 checksum: 24132116 8b06d229ce4861b1d4369bc5dec36588 http://security.debian.org/pool/updates/main/k/kernel-patch-2.4.18-powerpc/kernel-patch-2.4.18-powerpc_2.4.18-1woody3_all.deb Size/MD5 checksum: 79254 eba10131349371c8042ea86d39243fd7 Alpha architecture: http://security.debian.org/pool/updates/main/k/kernel-image-2.4.18-1-alpha/kernel-headers-2.4.18-1_2.4.18-12_alpha.deb Size/MD5 checksum: 3362894 3d9145e6874b24e55225ba0a37fa1274 http://security.debian.org/pool/updates/main/k/kernel-image-2.4.18-1-alpha/kernel-headers-2.4.18-1-generic_2.4.18-12_alpha.deb Size/MD5 checksum: 3512274 433367fc7750fdf29f61d094cd98b6d0 http://security.debian.org/pool/updates/main/k/kernel-image-2.4.18-1-alpha/kernel-headers-2.4.18-1-smp_2.4.18-12_alpha.deb Size/MD5 checksum: 3514902 622d609af4f67dd4d0ea807e6f3043f1 http://security.debian.org/pool/updates/main/k/kernel-image-2.4.18-1-alpha/kernel-image-2.4.18-1-generic_2.4.18-11_alpha.deb Size/MD5 checksum: 12425696 27b4defd9326ed5bac3a765977437354 http://security.debian.org/pool/updates/main/k/kernel-image-2.4.18-1-alpha/kernel-image-2.4.18-1-smp_2.4.18-11_alpha.deb Size/MD5 checksum: 12799424 966ecceeb16c5bf87cc31b9178d6add9 PowerPC architecture: http://security.debian.org/pool/updates/main/k/kernel-patch-2.4.18-powerpc/kernel-headers-2.4.18_2.4.18-1woody3_powerpc.deb Size/MD5 checksum: 3432832 c74804934655fd3d27f443870d9893e7 http://security.debian.org/pool/updates/main/k/kernel-patch-2.4.18-powerpc/kernel-image-2.4.18-newpmac_2.4.18-1woody3_powerpc.deb Size/MD5 checksum: 9452710 cc8fe6e203147668d2ca134e11fa4709 http://security.debian.org/pool/updates/main/k/kernel-patch-2.4.18-powerpc/kernel-image-2.4.18-powerpc_2.4.18-1woody3_powerpc.deb Size/MD5 checksum: 10100854 c42c8e8883490f9e1b1d68322ea0fd53 http://security.debian.org/pool/updates/main/k/kernel-patch-2.4.18-powerpc/kernel-image-2.4.18-powerpc-smp_2.4.18-1woody3_powerpc.deb Size/MD5 checksum: 10345270 de1248a91e076bc51402631b23cf8a5b These files will probably be moved into the stable distribution on its next revision. - - --------------------------------------------------------------------------------- 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 v1.2.3 (GNU/Linux) iD8DBQE/+/sKW5ql+IAeqTIRAmyJAKCv46yXw7ltMLYE8yg5Y/7FYnY2pwCdHUHA Vv/YLW3z0qIuAS0cQ8n78Go= =wluq - -----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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On call after hours for member emergencies only. -----BEGIN PGP SIGNATURE----- Comment: http://www.auscert.org.au/render.html?it=1967 iQCVAwUBP/yhECh9+71yA2DNAQGZGgP+MjldON4Ic94cWVdBsnVUfhPl2WpLN9ur JYmhnKpD2I2OGAp5l5uJbMoEK0WGr2H9Qcf38zA0rDFhfCvzxjeF4YBcibCSn/Na kP4sP5jjR8YMkJfUt7KKF9fyb0oj1cIn6KVXggnFGQ9D6S+UCLTZYIx3v4sz11P3 Lr3IAPupCVs= =eE3X -----END PGP SIGNATURE-----