CVE-2021-30554

Use after free in WebGL in Google Chrome prior to 91.0.4472.114 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

CVE-2021-30557

Use after free in TabGroups in Google Chrome prior to 91.0.4472.114 allowed an attacker who convinced a user to install a malicious extension to potentially exploit heap corruption via a crafted HTML page.

CVE-2021-30555

Use after free in Sharing in Google Chrome prior to 91.0.4472.114 allowed an attacker who convinced a user to install a malicious extension to potentially exploit heap corruption via a crafted HTML page and user gesture.

CVE-2021-30556

Use after free in WebAudio in Google Chrome prior to 91.0.4472.114 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.