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Ubuntu 14.10 USN-2530-1 Critical: Infiniband Admin Privileges Risk

The system could be made to crash or run programs as an administrator.. =========================================================================Ubuntu Security Notice USN-2530-1 March 12, 2015 linux vulnerability ========================================================================= A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 14.10 Summary: The system could be made to crash or run programs as an administrator. Software Description: - linux: Linux kernel Details: It was discovered that the Linux kernel's Infiniband subsystem did not properly sanitize its input parameters while registering memory regions from userspace. A local user could exploit this flaw to cause a denial of service (system crash) or to potentially gain administrative privileges. Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 14.10: linux-image-3.16.0-31-generic 3.16.0-31.43 linux-image-3.16.0-31-generic-lpae 3.16.0-31.43 linux-image-3.16.0-31-lowlatency 3.16.0-31.43 linux-image-3.16.0-31-powerpc-e500mc 3.16.0-31.43 linux-image-3.16.0-31-powerpc-smp 3.16.0-31.43 linux-image-3.16.0-31-powerpc64-emb 3.16.0-31.43 linux-image-3.16.0-31-powerpc64-smp 3.16.0-31.43 After a standard system update you need to reboot your computer to make all the necessary changes. References: https://ubuntu.com/security/notices/USN-2530-1 CVE-2014-8159 Package Information: https://launchpad.net/ubuntu/+source/linux/3.16.0-31.43 . The core system in Ubuntu distributions has a security flaw, potentially leading to system instability or unauthorized privilege escalation. Prompt update needed.. Linux Kernel, Ubuntu Update, Denial of Service Risk, Admin Privilege Escalation. . Severity: Critical. LinuxSecurity.com Team

Mar 12, 2015 •Critical Ubuntu