========================================================================== Ubuntu Security Notice USN-3622-1 April 09, 2018
wayland vulnerability ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 17.10 - Ubuntu 16.04 LTS - Ubuntu 14.04 LTS Summary: Wayland could be made to crash or run programs if it opened a specially crafted file. Software Description: - wayland: Wayland compositor infrastructure Details: It was discovered that the Wayland Xcursor support incorrectly handled certain files. An attacker could use these issues to cause Wayland to crash, resulting in a denial of service, or possibly execute arbitrary code. Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 17.10: libwayland-cursor0 1.14.0-1ubuntu0.1 Ubuntu 16.04 LTS: libwayland-bin 1.12.0-1~ubuntu16.04.3 libwayland-client0 1.12.0-1~ubuntu16.04.3 libwayland-cursor0 1.12.0-1~ubuntu16.04.3 libwayland-dev 1.12.0-1~ubuntu16.04.3 libwayland-doc 1.12.0-1~ubuntu16.04.3 libwayland-server0 1.12.0-1~ubuntu16.04.3 Ubuntu 14.04 LTS: libwayland-cursor0 1.4.0-1ubuntu1.1 After a standard system update you need to reboot your computer to make all the necessary changes. References: https://usn.ubuntu.com/usn/usn-3622-1 CVE-2017-16612 Package Information: https://launchpad.net/ubuntu/+source/wayland/1.14.0-1ubuntu0.1 https://launchpad.net/ubuntu/+source/wayland/1.12.0-1~ubuntu16.04.3 https://launchpad.net/ubuntu/+source/wayland/1.4.0-1ubuntu1.1
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