Severity

High

Analysis Summary

CVE-2021-30554

Google Chrome could allow a remote attacker to execute arbitrary code on the system, caused by a use-after-free in WebGL. By persuading a victim to visit a specially-crafted Web site, a remote attacker could exploit this vulnerability to execute arbitrary code or cause a denial of service condition on the system.

CVE-2021-30555

Google Chrome could allow a remote attacker to execute arbitrary code on the system, caused by a use-after-free in Sharing. By persuading a victim to visit a specially-crafted Web site, a remote attacker could exploit this vulnerability to execute arbitrary code or cause a denial of service condition on the system.

CVE-2021-30556

Google Chrome could allow a remote attacker to execute arbitrary code on the system, caused by a use-after-free in WebAudio. By persuading a victim to visit a specially-crafted Web site, a remote attacker could exploit this vulnerability to execute arbitrary code or cause a denial of service condition on the system.

CVE-2021-30557

Google Chrome could allow a remote attacker to execute arbitrary code on the system, caused by a use-after-free in TabGroups. By persuading a victim to visit a specially-crafted Web site, a remote attacker could exploit this vulnerability to execute arbitrary code or cause a denial of service condition on the system.

Impact

• Code Execution
• Denial of Service

Affected Vendors

Google

Affected Products

• Google Chrome 91

Remediation

Upgrade to the latest version of Chrome (91.0.4472.101 or later), available from the Google Chrome Web site.