CVE-2014-3195

Google V8, utilizado en Google Chrome anterior a 38.0.2125.101, no sigue debidamente las reservas de memoria dinámica JavaScript como reservas de memoria no inicializada y no concatena debidamnete los arrays de números de punto flotante y doble precisión, lo que permite a atacantes remotos obtener información sensible a través de código JavaScript manipulado, relacionado con las funciones PagedSpace::AllocateRaw y NewSpace::AllocateRaw en heap/spaces-inl.h, la función LargeObjectSpace::AllocateRaw en heap/spaces.cc, y la función Runtime_ArrayConcat en runtime.cc.

Multiple use-after-free issues were discovered in Blink. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit these to cause a denial of service via renderer crash, or execute arbitrary code with the privileges of the sandboxed render process. Multiple security issues were discovered in Chromium. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit these to read uninitialized memory, cause a denial of service via application crash or execute arbitrary code with the privileges of the user invoking the program. Various other issues were also addressed.