security advisoryunauthorized accesscritical
It might be possible for local usersto abuse this to carry out unauthorised actions or be able to takecontrol for service user accounts.. -----BEGIN PGP SIGNED MESSAGE----- - ------------------------------------------------------------------------ Debian Security Advisory This email address is being protected from spambots. You need JavaScript enabled to view it. Debian -- Security Information Wichert Akkerman July 27, 2000 - ------------------------------------------------------------------------ Package : userv Problem type : local exploit Debian-specific: no The version of userv that was distributed with Debian GNU/Linux 2.1 / slink had a problem in the fd swapping algorithm: it could sometimes make an out-of-bounds array reference. It might be possible for local usersto abuse this to carry out unauthorised actions or be able to take control for service user accounts. This has been fixed in version 1.0.1.0slink for Debian 2.1, and version 1.0.1.1potato for Debian 2.2 . We recommend you upgrade your uesrv package immediately. wget url will fetch the file for you dpkg -i file.deb will install the referenced file. Debian GNU/Linux 2.1 alias slink - -------------------------------- This version of Debian was released only for Intel, the Motorola 680x0, the alpha and the Sun sparc architecture. Source archives: MD5 checksum: 473a8fe477d20614aad97f538896969a MD5 checksum: 40b052547e2ea9fa69a12ee24dfe2af7 Alpha architecture: MD5 checksum: 4934d1163e2e5fbb2d74d5a949089aa7 Intel ia32 architecture: MD5 checksum: ebf8d6cd431e94b6e731636d1d61440e Motorola 680x0 architecture: MD5 checksum: b59d78066362bce1f91005891958c362 Sun Sparc architecture: MD5 checksum: ab880dac8965d99ca64044c0ef438975 Debian GNU/Linux 2.2 alias potato - --------------------------------- Please note that woody has not been released yet. However since potato is very close to being release security updates are already beingmade available on security.debian.org. Potato will be release for alpha, arm, i386, m68k, powerpc and sparc. However at this moment fixes are not available for all architectures. Packages for architectures not mentioned here will be available shortly on security.debian.org . Source archives: MD5 checksum: 1a92258cecdb878ddd2f58cd03bd59b1 MD5 checksum: ddf8df51026a1b880dc95f9ca04a6deb Alpha architecture: MD5 checksum: 81d800fb0b29ef48f8b8bbc20e2b2ec1 Intel ia32 architecture: MD5 checksum: 82752bd8dcc7ec1e187b6d9cfe7403d0 Sun Sparc architecture: MD5 checksum: 019430e9ffdff374a87e0003da16b97b These files will be moved into soon. For not yet released architectures please refer to the appropriate directory . - -- - ---------------------------------------------------------------------------- For apt-get: deb Debian -- Security Information stable updates For dpkg-ftp: dists/stable/updates Mailing list: debian-security- This email address is being protected from spambots. You need JavaScript enabled to view it. -----BEGIN PGP SIGNATURE----- Version: 2.6.3ia Charset: noconv iQB1AwUBOX+hYqjZR/ntlUftAQH3jQL8DWzpNJPb0+2OzvdA8WtkSfxV9EOx+7GC jbaaG5W9SdqAecsC0GoZ+iIe0FKgl5w9fi8cV58nQ8jIRrffge/2yNeDoiBFWa9N U14VykcNt4k+O57jNR9DDQ0MiNkS8O5X =2eI1 -----END PGP SIGNATURE----- . Addressing a newly discovered flaw within the userv module that enables unauthorized alterations of Debian service credentials.. Debian Security Advisory, Userv Local Exploit, Service Accounts Security. . Severity: Critical. LinuxSecurity.com Team
Jul 27, 2000
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