security advisorycriticaldebian
Peter Samuelson, upstream maintainer of bmv, a PostScript viewer for SVGAlib, discovered that temporary files are created in an insecure fashion. A malicious local user could cause arbitrary files to be overwritten by a symlink attack.. --------------------------------------------------------------------------Debian Security Advisory DSA 633-1 This email address is being protected from spambots. You need JavaScript enabled to view it. http://www.debian.org/security/ Martin Schulze January 11th, 2005 http://www.debian.org/security/faq --------------------------------------------------------------------------Package : bmv Vulnerability : insecure temporary file Problem-Type : local Debian-specific: no CVE ID : CAN-2003-0014 Peter Samuelson, upstream maintainer of bmv, a PostScript viewer for SVGAlib, discovered that temporary files are created in an insecure fashion. A malicious local user could cause arbitrary files to be overwritten by a symlink attack. For the stable distribution (woody) this problem has been fixed in version 1.2-14.2. For the unstable distribution (sid) this problem has been fixed in version 1.2-17. We recommend that you upgrade your bmv packages. 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: Size/MD5 checksum: 565 7b056960fafe4fca7c72083788cf5844 Size/MD5 checksum: 11811 ab4e7218ce67de842d3a78e1c8e11caf Size/MD5 checksum: 50755 40c881800edac6b1d2ce75ea8da6e6b4 Intel IA-32 architecture: Size/MD5 checksum: 21762 b625704138829c0dcd96a25e0a7f365b These files will probably be moved into the stable distribution on its next revision. ---------------------------------------------------------------------------------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. Package info: `apt-cache show ' and https://www.debian.org/distrib/packages . Ubuntu Security Notice USN-1234-1 highlights vulnerabilities in temporary file management which could allow for symlink exploitation.. Debian Security, Symlink Attacks, Insecure Files. . Severity: Important. LinuxSecurity.com Team
Jan 11, 2005
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Debian