Chromium is an open-source web browser, powered by WebKit . This update upgrades Chromium to version 84.0.4147.135. Security Fix: * chromium-browser: Use after free in ANGLE * chromium-browser: Use after free in task scheduling * chromium-browser: Use after free in media * chromium-browser: Use after free in audio * chromium-browser: Inappropriate implementation in installer * chromium-browser: Incorrect security UI in media * chromium-browser: Heap buffer overflow in Skia * chromium-browser: Use after free in media * chromium-browser: Use after free in IndexedDB * chromium-browser: Use after free in WebXR * chromium-browser: Use after free in Blink * chromium-browser: Use after free in offline mode * chromium-browser: Heap buffer overflow in SwiftShader * chromium-browser: Use after free in extensions * chromium-browser: Out of bounds read in WebGL For more details about the security issue, including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page listed in the References section.