USN-2872-3: Linux kernel (Raspberry Pi 2) vulnerability
Ubuntu Security Notice USN-2872-3 19th January, 2016 linux-raspi2 vulnerability A security issue affects these releases of Ubuntu and its derivatives: Ubuntu 15.10 Summary The system could be made to crash or run programs as an administrator. Software description linux-raspi2 – Linux kernel for Raspberry Pi 2 Details Yevgeny Pats discovered that the session keyring implementation in theLinux kernel did not properly reference count when joining an existingsession keyring. A local attacker could use this to cause a denial ofservice (system crash) or possibly execute arbitrary code withadministrative privileges. Update instructions The problem can be corrected by updating your system to the following package version: Ubuntu 15.10: linux-image-4.2.0-1020-raspi2 4.2.0-1020.27 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 [ more… ]