Jose Martinez ( tr0y4 ) of VerSprite Inc. was accredit with coverage the vulnerability to Google . The in vogue Chrome update — 90.0.4430.85 — is straight off usable for Windows , Mac , and Linux drug user via the browser ’s automatic pistol update chemical mechanism . The update doctor seven surety defect , concord to a Google Chrome warning , but the party lonesome cater one - pedigree corroboration and CVE ID for five of them . This is the quarter in - the - risky Chrome zero - twenty-four hour period come across in 2021 , and security measure expert are excise their mind about the deficiency of IOC inside information or other concrete cognition about the flack . A stack soften brim over in V8 , an integer run over glitch in Mojo , an taboo - of - bounds memory memory access job in V8 , and a enjoyment - after - discharge blemish in Navigation are all limit by the Chrome update . Google read , “ Google is aware of theme that work for CVE-2021 - 21224 be in the fantastic . ” CVE-2021 - 21224 is the nominate of the exploit vulnerability , which is plainly define as a “ character misapprehension ” in the V8 Chrome deliver locomotive .