From security@linux-mandrake.com Wed Mar 16 13:44:51 2005 From: Mandrakelinux Security Team To: bugtraq@securityfocus.com Date: Tue, 15 Mar 2005 16:29:16 -0700 Subject: MDKSA-2005:057 - Updated gnupg packages fix vulnerability -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 _______________________________________________________________________ Mandrakelinux Security Update Advisory _______________________________________________________________________ Package name: gnupg Advisory ID: MDKSA-2005:057 Date: March 15th, 2005 Affected versions: 10.0, 10.1, 9.2, Corporate 3.0, Corporate Server 2.1 ______________________________________________________________________ Problem Description: The OpenPGP protocol is vulnerable to a timing-attack in order to gain plain text from cipher text. The timing difference appears as a side effect of the so-called "quick scan" and is only exploitable on systems that accept an arbitrary amount of cipher text for automatic decryption. The updated packages have been patched to disable the quick check for all public key-encrypted messages and files. _______________________________________________________________________ References: http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2005-0366 http://www.kb.cert.org/vuls/id/303094 http://www.pgp.com/library/ctocorner/openpgp.html ______________________________________________________________________ Updated Packages: Mandrakelinux 10.0: e417191838d8efce573d72c1a23985f5 10.0/RPMS/gnupg-1.2.4-1.1.100mdk.i586.rpm 86351de46dfb9269582e3ff077c1cbfd 10.0/SRPMS/gnupg-1.2.4-1.1.100mdk.src.rpm Mandrakelinux 10.0/AMD64: df0f82dbd6e158e0ed5147cb39e16d8a amd64/10.0/RPMS/gnupg-1.2.4-1.1.100mdk.amd64.rpm 86351de46dfb9269582e3ff077c1cbfd amd64/10.0/SRPMS/gnupg-1.2.4-1.1.100mdk.src.rpm Mandrakelinux 10.1: e5c5e11c18532a11b3f17df2f4a8d0f0 10.1/RPMS/gnupg-1.2.4-1.1.101mdk.i586.rpm 6616d6b33665b0b61b3ba60ea4edb7b7 10.1/SRPMS/gnupg-1.2.4-1.1.101mdk.src.rpm Mandrakelinux 10.1/X86_64: 0f912bf60b3aa5657f1d70ac1321877c x86_64/10.1/RPMS/gnupg-1.2.4-1.1.101mdk.x86_64.rpm 6616d6b33665b0b61b3ba60ea4edb7b7 x86_64/10.1/SRPMS/gnupg-1.2.4-1.1.101mdk.src.rpm Corporate Server 2.1: 9a94f8178b38d21436776157a8dc64fa corporate/2.1/RPMS/gnupg-1.0.7-3.3.C21mdk.i586.rpm 7feb5108aab575ca5a236257cb6381bf corporate/2.1/SRPMS/gnupg-1.0.7-3.3.C21mdk.src.rpm Corporate Server 2.1/X86_64: 54fe5bb44107b7e3e61b36497a911bc3 x86_64/corporate/2.1/RPMS/gnupg-1.0.7-3.3.C21mdk.x86_64.rpm 7feb5108aab575ca5a236257cb6381bf x86_64/corporate/2.1/SRPMS/gnupg-1.0.7-3.3.C21mdk.src.rpm Corporate 3.0: e95d4dd1787d1b371c554ac29c840ae4 corporate/3.0/RPMS/gnupg-1.2.4-1.1.C30mdk.i586.rpm 78db8f8ecd2709c17b0700b22d74f227 corporate/3.0/SRPMS/gnupg-1.2.4-1.1.C30mdk.src.rpm Corporate 3.0/X86_64: c9fcb2074b56249ccbb1456a4fffea4e x86_64/corporate/3.0/RPMS/gnupg-1.2.4-1.1.C30mdk.x86_64.rpm 78db8f8ecd2709c17b0700b22d74f227 x86_64/corporate/3.0/SRPMS/gnupg-1.2.4-1.1.C30mdk.src.rpm Mandrakelinux 9.2: eea8f872b37b44e323121f8f06e055a5 9.2/RPMS/gnupg-1.2.3-3.2.92mdk.i586.rpm 4853be0ffaeb03b0bc78bd361342d5ed 9.2/SRPMS/gnupg-1.2.3-3.2.92mdk.src.rpm Mandrakelinux 9.2/AMD64: cd27f63d89d9850c25f3e36968dc120f amd64/9.2/RPMS/gnupg-1.2.3-3.2.92mdk.amd64.rpm 4853be0ffaeb03b0bc78bd361342d5ed amd64/9.2/SRPMS/gnupg-1.2.3-3.2.92mdk.src.rpm _______________________________________________________________________ To upgrade automatically use MandrakeUpdate or urpmi. The verification of md5 checksums and GPG signatures is performed automatically for you. All packages are signed by Mandrakesoft for security. You can obtain the GPG public key of the Mandrakelinux Security Team by executing: gpg --recv-keys --keyserver pgp.mit.edu 0x22458A98 You can view other update advisories for Mandrakelinux at: http://www.mandrakesoft.com/security/advisories If you want to report vulnerabilities, please contact security_linux-mandrake.com Type Bits/KeyID Date User ID pub 1024D/22458A98 2000-07-10 Linux Mandrake Security Team -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.4 (GNU/Linux) iD8DBQFCN2/MmqjQ0CJFipgRAnQ8AKDDOJXi/cExZksGemxFzHjus0BXrgCeNzpX Tv7Hz224gcpIp+3EVDaW/CU= =eDXE -----END PGP SIGNATURE-----