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Rewterz Threat Advisory – Multiple Google Chrome Vulnerabilities

Severity

High

Analysis Summary

CVE-2021-4102 

Google Chrome could allow a remote attacker to execute arbitrary code on the system, caused by a use-after-free in V8. 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-2021-4101 

Google Chrome is vulnerable to a heap-based buffer overflow, caused by improper bounds checking by Swiftshader. By persuading a victim to visit a specially crafted Web site, a remote attacker could overflow a buffer and execute arbitrary code on the system or cause the application to crash.

CVE-2021-4100 

Google Chrome could allow a remote attacker to bypass security restrictions, caused by Object lifecycle issue in ANGLE. By persuading a victim to visit a specially crafted Web site, an attacker could exploit this vulnerability to bypass security restrictions.

CVE-2021-4099 

Google Chrome could allow a remote attacker to execute arbitrary code on the system, caused by a use-after-free in Swiftshader. 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-2021-4098 

Google Chrome could allow a remote attacker to execute arbitrary code on the system, caused by an insufficient data validation in Mojo. By persuading a victim to visit a specially-crafted Web site, a remote attacker could exploit this vulnerability to cause a denial of service or to execute arbitrary code on the system.

Impact

  • Security Bypass
  • Code Execution
  • Buffer Overflow

Affected Vendors

  • Google

Affected Products

  • Google Chrome 96

Remediation

Upgrade to the latest version of Chrome, available from the Google Chrome Web site.

https://chromereleases.googleblog.com/