USN-2840-2: Linux kernel (OMAP4) vulnerability
Ubuntu Security Notice USN-2840-2 17th December, 2015 linux-ti-omap4 vulnerability A security issue affects these releases of Ubuntu and its derivatives: Ubuntu 12.04 LTS Summary The system could be made to crash under certain conditions. Software description linux-ti-omap4 – Linux kernel for OMAP4 Details Dmitry Vyukov discovered that the Linux kernel's keyring handler attemptedto garbage collect incompletely instantiated keys. A local unprivilegedattacker could use this to cause a denial of service (system crash). Update instructions The problem can be corrected by updating your system to the following package version: Ubuntu 12.04 LTS: linux-image-3.2.0-1475-omap4 3.2.0-1475.97 To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades. After a standard system update you need to reboot your computer to makeall the necessary changes. ATTENTION: Due to an unavoidable ABI change the kernel updates havebeen given a new version number, which requires you to recompile andreinstall [ more… ]