chromium -- multiple vulnerabilities

Chrome Releases reports:

This release contains 9 security fixes, including:

[1199345] High CVE-2021-21227: Insufficient data validation in
V8. Reported by Gengming Liu of Singular Security Lab on
2021-04-15
[1175058] High CVE-2021-21232: Use after free in Dev Tools.
Reported by Abdulrahman Alqabandi, Microsoft Browser Vulnerability
Research on 2021-02-05
[1182937] High CVE-2021-21233: Heap buffer overflow in ANGLE.
Reported by Omair on 2021-02-26
[1139156] Medium CVE-2021-21228: Insufficient policy enforcement
in extensions. Reported by Rob Wu on 2020-10-16
[$TBD][1198165] Medium CVE-2021-21229: Incorrect security UI in
downloads. Reported by Mohit Raj (shadow2639) on 2021-04-12
[1198705] Medium CVE-2021-21230: Type Confusion in V8. Reported
by Manfred Paul on 2021-04-13
[1198696] Low CVE-2021-21231: Insufficient data validation in
V8. Reported by Sergei Glazunov of Google Project Zero on
2021-04-13