=========================================================== Ubuntu Security Notice USN-669-1 November 11, 2008 gnome-screensaver vulnerabilities CVE-2007-6389, CVE-2008-0887 =========================================================== A security issue affects the following Ubuntu releases: Ubuntu 6.06 LTS Ubuntu 7.10 This advisory also applies to the corresponding versions of Kubuntu, Edubuntu, and Xubuntu. The problem can be corrected by upgrading your system to the following package versions: Ubuntu 6.06 LTS: gnome-screensaver 2.14.3-0ubuntu1.1 Ubuntu 7.10: gnome-screensaver 2.20.0-0ubuntu4.3 After a standard system upgrade you need to restart all user sessions on your computer to effect the necessary changes. Details follow: It was discovered that the notify feature in gnome-screensaver could let a local attacker read the clipboard contents of a locked session by using Ctrl-V. (CVE-2007-6389) Alan Matsuoka discovered that gnome-screensaver did not properly handle network outages when using a remote authentication service. During a network interruption, or by disconnecting the network cable, a local attacker could gain access to locked sessions. (CVE-2008-0887) Updated packages for Ubuntu 6.06 LTS: Source archives: http://security.ubuntu.com/ubuntu/pool/main/g/gnome-screensaver/gnome-screensaver_2.14.3-0ubuntu1.1.diff.gz Size/MD5: 14632 858a17bd71cf1969f89c9f7248840e0b http://security.ubuntu.com/ubuntu/pool/main/g/gnome-screensaver/gnome-screensaver_2.14.3-0ubuntu1.1.dsc Size/MD5: 1515 100a66b14d50912bd73b49b6915d849b http://security.ubuntu.com/ubuntu/pool/main/g/gnome-screensaver/gnome-screensaver_2.14.3.orig.tar.gz Size/MD5: 2122211 9c95c9d0ad4c44a215546dd4b95992b0 amd64 architecture (Athlon64, Opteron, EM64T Xeon): http://security.ubuntu.com/ubuntu/pool/main/g/gnome-screensaver/gnome-screensaver_2.14.3-0ubuntu1.1_amd64.deb Size/MD5: 1502090 d5bfdd6505afe949c6414fb01dab0bb9 i386 architecture (x86 compatible Intel/AMD): http://security.ubuntu.com/ubuntu/pool/main/g/gnome-screensaver/gnome-screensaver_2.14.3-0ubuntu1.1_i386.deb Size/MD5: 1483824 bcb42c8bb0a73fbc06c5a465a75fa299 powerpc architecture (Apple Macintosh G3/G4/G5): http://security.ubuntu.com/ubuntu/pool/main/g/gnome-screensaver/gnome-screensaver_2.14.3-0ubuntu1.1_powerpc.deb Size/MD5: 1499086 d7e65422d70d2ff6405b0472f03b1c1f sparc architecture (Sun SPARC/UltraSPARC): http://security.ubuntu.com/ubuntu/pool/main/g/gnome-screensaver/gnome-screensaver_2.14.3-0ubuntu1.1_sparc.deb Size/MD5: 1486326 bff6d9f48780721f2621a0c6895aa143 Updated packages for Ubuntu 7.10: Source archives: http://security.ubuntu.com/ubuntu/pool/main/g/gnome-screensaver/gnome-screensaver_2.20.0-0ubuntu4.3.diff.gz Size/MD5: 25605 044d070d183f0e073dc1ac81945b0cc5 http://security.ubuntu.com/ubuntu/pool/main/g/gnome-screensaver/gnome-screensaver_2.20.0-0ubuntu4.3.dsc Size/MD5: 1695 472b10fdbd46177cbe20b58350265d64 http://security.ubuntu.com/ubuntu/pool/main/g/gnome-screensaver/gnome-screensaver_2.20.0.orig.tar.gz Size/MD5: 2320018 db71d89c66fa3a96b3b276403b5bb723 amd64 architecture (Athlon64, Opteron, EM64T Xeon): http://security.ubuntu.com/ubuntu/pool/main/g/gnome-screensaver/gnome-screensaver_2.20.0-0ubuntu4.3_amd64.deb Size/MD5: 1587388 6655526c8225d3b139eb36c1cbbf948a i386 architecture (x86 compatible Intel/AMD): http://security.ubuntu.com/ubuntu/pool/main/g/gnome-screensaver/gnome-screensaver_2.20.0-0ubuntu4.3_i386.deb Size/MD5: 1570386 456e6a56f46efac8de675aa906bf70c2 lpia architecture (Low Power Intel Architecture): http://ports.ubuntu.com/pool/main/g/gnome-screensaver/gnome-screensaver_2.20.0-0ubuntu4.3_lpia.deb Size/MD5: 1569166 c7f1ce8eeee0127cd557a78cf9591b36 powerpc architecture (Apple Macintosh G3/G4/G5): http://security.ubuntu.com/ubuntu/pool/main/g/gnome-screensaver/gnome-screensaver_2.20.0-0ubuntu4.3_powerpc.deb Size/MD5: 1606010 a65b33b3a95a7d23bcbdd5e894785852 sparc architecture (Sun SPARC/UltraSPARC): http://security.ubuntu.com/ubuntu/pool/main/g/gnome-screensaver/gnome-screensaver_2.20.0-0ubuntu4.3_sparc.deb Size/MD5: 1576698 1566098fa61738a75ecaf0c98886eac1
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