SECURITY

USN-3106-3: Linux kernel (Raspberry Pi 2) vulnerability Ubuntu Security Notice USN-3106-3 19th October, 2016 linux-raspi2 vulnerability A security issue affects these releases of Ubuntu and its derivatives: Ubuntu 16.04 LTS Summary The system could be made to run programs as an administrator. Software description linux-raspi2 – Linux kernel for Raspberry Pi 2 Details It was discovered that a race condition existed in the memory manager ofthe Linux kernel when handling copy-on-write breakage of private read-onlymemory mappings. A local attacker could use this to gain administrativeprivileges. Update instructions The problem can be corrected by updating your system to the following package version: Ubuntu 16.04 LTS: linux-image-4.4.0-1029-raspi2 4.4.0-1029.36 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 [ more… ]

USN-3104-2: Linux kernel (OMAP4) vulnerability Ubuntu Security Notice USN-3104-2 19th October, 2016 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 run programs as an administrator. Software description linux-ti-omap4 – Linux kernel for OMAP4 Details It was discovered that a race condition existed in the memory manager ofthe Linux kernel when handling copy-on-write breakage of private read-onlymemory mappings. A local attacker could use this to gain administrativeprivileges. Update instructions The problem can be corrected by updating your system to the following package version: Ubuntu 12.04 LTS: linux-image-3.2.0-1491-omap4 3.2.0-1491.118 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 [ more… ]

USN-3106-2: Linux kernel (Xenial HWE) vulnerability Ubuntu Security Notice USN-3106-2 19th October, 2016 linux-lts-xenial vulnerability A security issue affects these releases of Ubuntu and its derivatives: Ubuntu 14.04 LTS Summary The system could be made to run programs as an administrator. Software description linux-lts-xenial – Linux hardware enablement kernel from Xenial for Trusty Details USN-3106-1 fixed vulnerabilities in the Linux kernel for Ubuntu 16.04LTS. This update provides the corresponding updates for the LinuxHardware Enablement (HWE) kernel from Ubuntu 16.04 LTS for Ubuntu14.04 LTS. It was discovered that a race condition existed in the memory manager ofthe Linux kernel when handling copy-on-write breakage of private read-onlymemory mappings. A local attacker could use this to gain administrativeprivileges. Update instructions The problem can be corrected by updating your system to the following package version: Ubuntu 14.04 LTS: linux-image-4.4.0-45-powerpc64-emb 4.4.0-45.66~14.04.1 linux-image-4.4.0-45-powerpc-smp 4.4.0-45.66~14.04.1 linux-image-4.4.0-45-lowlatency 4.4.0-45.66~14.04.1 [ more… ]

USN-3105-2: Linux kernel (Trusty HWE) vulnerability Ubuntu Security Notice USN-3105-2 19th October, 2016 linux-lts-trusty vulnerability A security issue affects these releases of Ubuntu and its derivatives: Ubuntu 12.04 LTS Summary The system could be made to run programs as an administrator. Software description linux-lts-trusty – Linux hardware enablement kernel from Trusty for Precise Details USN-3105-1 fixed vulnerabilities in the Linux kernel for Ubuntu 14.04LTS. This update provides the corresponding updates for the LinuxHardware Enablement (HWE) kernel from Ubuntu 14.04 LTS for Ubuntu12.04 LTS. It was discovered that a race condition existed in the memory manager ofthe Linux kernel when handling copy-on-write breakage of private read-onlymemory mappings. A local attacker could use this to gain administrativeprivileges. Update instructions The problem can be corrected by updating your system to the following package version: Ubuntu 12.04 LTS: linux-image-3.13.0-100-generic-lpae 3.13.0-100.147~precise1 linux-image-3.13.0-100-generic 3.13.0-100.147~precise1 To update [ more… ]