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Steve Kemp from the Debian Security Audit project discovered that xen-utils, a collection of XEN administrative tools, used temporary files insecurely within the xenmon tool allowing local users to truncate arbitrary files.. - ------------------------------------------------------------------------Debian Security Advisory DSA 1395-1 This email address is being protected from spambots. You need JavaScript enabled to view it. http://www.debian.org/security/ Steve Kemp October 25th, 2007 http://www.debian.org/security/faq - ------------------------------------------------------------------------Package : xen-utils Vulnerability : insecure temporary files Problem type : local Debian-specific: no CVE Id(s) : CVE-2007-3919 Debian Bug : 447795 Steve Kemp from the Debian Security Audit project discovered that xen-utils, a collection of XEN administrative tools, used temporary files insecurely within the xenmon tool allowing local users to truncate arbitrary files. For the stable distribution (etch) this problem has been fixed in version 3.0.3-0-4. For the old stable distribution (sarge) this package was not present. For the unstable distribution (sid) this problem will be fixed soon. We recommend that you upgrade your xen-3.0 (3.0.3-0-4) 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 4.0 alias etch - --------------------------------Source archives: Size/MD5 checksum: 6127238 71257a2d977a601594c70c9eac0a121b Size/MD5 checksum: 1107 9aaf5bf33920673789b8b74e2ecd9e6e Size/MD5 checksum: 29265c74760e053d31133c5fdf346690a53c0 Architecture independent packages: Size/MD5 checksum: 533424 88d27d762a7148cdce99a72535107c63 amd64 architecture (AMD x86_64 (AMD64)) Size/MD5 checksum: 365688 bd9812950fa970847a076938c32055da Size/MD5 checksum: 270154 df8969438463aa3a003f6dd4fb257125 Size/MD5 checksum: 330978 d70e88b68bb0b8f1a8dbe17bec6bf2a4 i386 architecture (Intel ia32) Size/MD5 checksum: 349816 6d1ae523449ca20d0ebd0eb52d9b2e59 Size/MD5 checksum: 248516 7742820766a6b9d1b6fd3ce68f2dd162 Size/MD5 checksum: 269058 1ae056e97944833d690efd4951e627c2 Size/MD5 checksum: 316968 ea0b46058b45188db6488a386d494868 These files will probably be moved into the stable distribution on its next update. - ---------------------------------------------------------------------------------For apt-get: deb https://www.debian.org/security/ stable/updates main For dpkg-ftp: dists/stable/updates/main Mailing list: This email address is being protected from spambots. You need JavaScript enabled to view it. . Fedora Security Notice regarding apache-config addresses directory traversal vulnerabilities by implementing stricter access controls.. xen-utils packages, file truncation risks, Debian security advisory. . Severity: Critical. LinuxSecurity.com Team
Oct 25, 2007
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