Use-after-free in Google Chromium - CVE-2021-4317
Published: December 6, 2021 / Updated: August 16, 2023
Vulnerability identifier: #VU79612
CSH Severity: High
CVSS v4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-4317
CWE-ID: CWE-416
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error within the ANGLE component in Google Chrome. A remote attacker can create a specially crafted web page, trick the victim into visiting it, trigger use-after-free error and execute arbitrary code on the target system.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
Affected software
Google Chromium
Google Chrome
Fedora
chromium
Google Chrome
Fedora
chromium
How to mitigate CVE-2021-4317
Update to version 96.0.4664.93.
Google Chromium - update to 96.0.4664.93
Google Chrome - update to 96.0.4664.93
chromium - update to 115.0.5790.170-1.fc38
Google Chrome - update to 96.0.4664.93
chromium - update to 115.0.5790.170-1.fc38