CVE-2022-4135
Google Chromium GPU Heap Buffer Overflow Vulnerability
Google Chromium GPU
Heap buffer overflow in GPU in Google Chrome prior to 107.0.5304.121 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: High)
Exploitation status
CISA Known Exploited Vulnerabilities
Listed by CISA on 28 November 2022. US federal agencies were required to remediate it by 19 December 2022.
EPSS — exploitation probability
FIRST puts the probability of exploitation activity in the next 30 days at 31.9%, which is higher than 98.3% of all scored vulnerabilities. EPSS is a forecast of activity, not a measure of severity, and it is rescored daily.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Frequently asked questions
Is CVE-2022-4135 being exploited by ransomware groups?
No ransomware group in this database is currently recorded as exploiting CVE-2022-4135.
What does CVE-2022-4135 affect?
CVE-2022-4135 affects Google Chromium GPU. Heap buffer overflow in GPU in Google Chrome prior to 107.0.5304.121 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. (Chromium security severity: High)
How severe is CVE-2022-4135?
CVE-2022-4135 is rated CRITICAL with a CVSS base score of 9.6. EPSS puts the probability of exploitation in the next 30 days at 31.9%, higher than 98.3% of all scored vulnerabilities. It is listed in the CISA Known Exploited Vulnerabilities catalog, with a federal remediation deadline of 19 December 2022.
How should organisations respond to CVE-2022-4135?
Apply the vendor patch for Google Chromium GPU as the first priority, and treat any internet-facing instance as the most urgent. Because this vulnerability is associated with ransomware activity, also review whether the affected systems were reachable before patching, rather than assuming that patching alone closes the incident.