Chromium-browser 77.0.3865.120 fixes security issues:
Four use-after-free bugs were found in Chromium 77.0.3865.90: one in the IndexedDB component (CVE-2019-13693), one in the WebRTC component (CVE-2019-13694), one in the audio component (CVE-2019-13695), and one in the V8 component (CVE-2019-13696). A cross-origin size leak (CVE-2019-13697) was also fixed, as well as various problems found using internal audits, fuzzing and other initiatives.