Mozilla rolled out an urgent security update for Firefox on February 16, 2026, fixing a high-severity heap buffer overflow in the libvpx video codec library. This flaw, tracked as CVE-2026-2447, impacts video processing for VP8 and VP9 formats, which Firefox uses widely across desktop and mobile platforms. Security researcher Jayjayjazz discovered the issue, prompting quick […] The post Mozilla Firefox v147.0.3 Released With Fix for Critical Heap Buffer Overflow Vulnerability appeared first on Cyber Security News.