Note: Access to bug details and links may be kept restricted until a majority of users are updated with a fix. We will also retain restrictions if the bug exists in a third party library that other projects similarly depend on, but haven’t yet fixed.
This update includes 16 security fixes. Below, we highlight fixes that were contributed by external researchers. Please see the Chrome Security Page for more information.
[$5000][1414018] High CVE-2023-1810: Heap buffer overflow in Visuals. Reported by Weipeng Jiang (@Krace) of VRI on 2023-02-08
[$3000][1420510] High CVE-2023-1811: Use after free in Frames. Reported by Thomas Orlita on 2023-03-01
[$5000][1418224] Medium CVE-2023-1812: Out of bounds memory access in DOM Bindings. Reported by Shijiang Yu on 2023-02-22
[$5000][1423258] Medium CVE-2023-1813: Inappropriate implementation in Extensions. Reported by Axel Chong on 2023-03-10
[$3000][1417325] Medium CVE-2023-1814: Insufficient validation of untrusted input in Safe Browsing. Reported by Young Min Kim (@ylemkimon), CompSec Lab at Seoul National University on 2023-02-18
[$2000][1278708] Medium CVE-2023-1815: Use after free in Networking APIs. Reported by DDV_UA on 2021-12-10
[$1000][1413919] Medium CVE-2023-1816: Incorrect security UI in Picture In Picture. Reported by NDevTK on 2023-02-08
[$1000][1418061] Medium CVE-2023-1817: Insufficient policy enforcement in Intents. Reported by Axel Chong on 2023-02-22
[$NA][1223346] Medium CVE-2023-1818: Use after free in Vulkan. Reported by Abdulrahman Alqabandi, Microsoft Browser Vulnerability Research, Eric Lawrence, Microsoft, Patrick Walker (@HomeSen), and Kirtikumar Anandrao Ramchandani on 2021-06-24
[$NA][1406588] Medium CVE-2023-1819: Out of bounds read in Accessibility. Reported by Microsoft Edge Team on 2023-01-12
[$TBD][1408120] Medium CVE-2023-1820: Heap buffer overflow in Browser History. Reported by raven at KunLun lab on 2023-01-17
[$1000][1413618] Low CVE-2023-1821: Inappropriate implementation in WebShare. Reported by Axel Chong on 2023-02-07
[$500][1066555] Low CVE-2023-1822: Incorrect security UI in Navigation. Reported by

on 2020-04-01
[$TBD][1406900] Low CVE-2023-1823: Inappropriate implementation in FedCM. Reported by Jasper Rebane (popstonia) on 2023-01-13
We would also like to thank all security researchers that worked with us during the development cycle to prevent security bugs from ever reaching the stable channel.
As usual, our ongoing internal security work was responsible for a wide range of fixes:
[1430254] Various fixes from internal audits, fuzzing and other initiatives
Many of our security bugs are detected using AddressSanitizer, MemorySanitizer, UndefinedBehaviorSanitizer, Control Flow Integrity, libFuzzer, or AFL.