Check out partner presentation from the Canonical stand at Linux World Expo

News

USN-577-1: Linux kernel vulnerability

=========================================================== Ubuntu Security Notice USN-577-1 February 12, 2008 linux-source-2.6.17/20/22 vulnerability CVE-2008-0600 =========================================================== A security issue affects the following Ubuntu releases: Ubuntu 6.10 Ubuntu 7.04 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 6.10: linux-image-2.6.17-12-386 2.6.17.1-12.44 linux-image-2.6.17-12-generic 2.6.17.1-12.44 linux-image-2.6.17-12-hppa32 2.6.17.1-12.44 linux-image-2.6.17-12-hppa64 2.6.17.1-12.44 linux-image-2.6.17-12-itanium 2.6.17.1-12.44 linux-image-2.6.17-12-mckinley 2.6.17.1-12.44 linux-image-2.6.17-12-powerpc 2.6.17.1-12.44 linux-image-2.6.17-12-powerpc-smp 2.6.17.1-12.44 linux-image-2.6.17-12-powerpc64-smp 2.6.17.1-12.44 linux-image-2.6.17-12-server 2.6.17.1-12.44 linux-image-2.6.17-12-server-bigiron 2.6.17.1-12.44 linux-image-2.6.17-12-sparc64 2.6.17.1-12.44 linux-image-2.6.17-12-sparc64-smp 2.6.17.1-12.44 Ubuntu 7.04: linux-image-2.6.20-16-386 2.6.20-16.35 linux-image-2.6.20-16-generic 2.6.20-16.35 linux-image-2.6.20-16-hppa32 2.6.20-16.35 linux-image-2.6.20-16-hppa64 2.6.20-16.35 linux-image-2.6.20-16-itanium 2.6.20-16.35 linux-image-2.6.20-16-lowlatency 2.6.20-16.35 linux-image-2.6.20-16-mckinley 2.6.20-16.35 linux-image-2.6.20-16-powerpc 2.6.20-16.35 linux-image-2.6.20-16-powerpc-smp 2.6.20-16.35 linux-image-2.6.20-16-powerpc64-smp 2.6.20-16.35 linux-image-2.6.20-16-server 2.6.20-16.35 linux-image-2.6.20-16-server-bigiron 2.6.20-16.35 linux-image-2.6.20-16-sparc64 2.6.20-16.35 linux-image-2.6.20-16-sparc64-smp 2.6.20-16.35 Ubuntu 7.10: linux-image-2.6.22-14-386 2.6.22-14.52 linux-image-2.6.22-14-cell 2.6.22-14.52 linux-image-2.6.22-14-generic 2.6.22-14.52 linux-image-2.6.22-14-hppa32 2.6.22-14.52 linux-image-2.6.22-14-hppa64 2.6.22-14.52 linux-image-2.6.22-14-itanium 2.6.22-14.52 linux-image-2.6.22-14-lpia 2.6.22-14.52 linux-image-2.6.22-14-lpiacompat 2.6.22-14.52 linux-image-2.6.22-14-mckinley 2.6.22-14.52 linux-image-2.6.22-14-powerpc 2.6.22-14.52 linux-image-2.6.22-14-powerpc-smp 2.6.22-14.52 linux-image-2.6.22-14-powerpc64-smp 2.6.22-14.52 linux-image-2.6.22-14-rt 2.6.22-14.52 linux-image-2.6.22-14-server 2.6.22-14.52 linux-image-2.6.22-14-sparc64 2.6.22-14.52 linux-image-2.6.22-14-sparc64-smp 2.6.22-14.52 linux-image-2.6.22-14-ume 2.6.22-14.52 linux-image-2.6.22-14-virtual 2.6.22-14.52 linux-image-2.6.22-14-xen 2.6.22-14.52 After a standard system upgrade you need to reboot your computer to effect the necessary changes. Details follow: Wojciech Purczynski discovered that the vmsplice system call did not properly perform verification of user-memory pointers. A local attacker could exploit this to overwrite arbitrary kernel memory and gain root privileges. (CVE-2008-0600)