
Google Patches 21 Vulnerabilities in Chrome Including Critical MediaStream Flaw
Google has released a security update for its Chrome browser addressing 21 vulnerabilities, one of which is rated Critical. The update covers Chrome 156.0.8078.80 and 156.0.8078.79 on Windows and macOS, along with version 156.0.8078.79 on Linux, with gradual rollout over the coming days and weeks. The Critical issue, tracked as CVE-2026-76024, is a memory corruption vulnerability in the MediaStream component that was reported by an external researcher on October 21. Nineteen vulnerabilities received a High severity rating, including multiple Use After Free flaws in components such as FileSystem, Input, Frames, and Blink. Additional fixes address an input validation issue in the V8 JavaScript engine and an integer overflow in the Editing component.
Security NEXTOct 30, 2026Translated from Japanese