Ubuntu Security Notice 3133-1 – Multiple security vulnerabilities were discovered in Chromium. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit these to obtain sensitive information, cause a denial of service via application crash, or execute arbitrary code. A heap-corruption issue was discovered in FFmpeg. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit this to cause a denial of service via application crash, or execute arbitrary code. Various other issues were also addressed.