What is CVE-2022-4135?

CVE-2022-4135 is a critical-severity vulnerability in Google Chrome, classified under Out-of-bounds Write. CVSS score: 9.6/10. Published 2022-11-25.

How severe is CVE-2022-4135?

Critical severity. CVSS v3 base score is 9.6 out of 10.

Is CVE-2022-4135 known to be exploited?

Yes. CVE-2022-4135 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-11-28), indicating it is being actively exploited. 7 public proof-of-concept repositories are indexed.

Buffer overflow in Google Chrome

CVE-2022-4135

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)

Vulnerability class: Buffer Overflow

EPSS: 0.319 (98.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.6 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

CISA KEV (Known Exploited Vulnerabilities)

This CVE is on the CISA KEV catalog, added on 2022-11-28. CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.

BOD 22-01 due date: 2022-12-19.

Required action: Apply updates per vendor instructions.

Public proof-of-concept exploits

References

chrome-cve-admin@google.com (Release Notes, Vendor Advisory)
chrome-cve-admin@google.com (Exploit, Issue Tracking)
chrome-cve-admin@google.com (vendor-advisory, Third Party Advisory)
134c704f-9b21-4f2e-91b3-4a467353bcc0 (US Government Resource)

Frequently asked questions

What is CVE-2022-4135?: CVE-2022-4135 is a critical-severity vulnerability in Google Chrome, classified under Out-of-bounds Write. CVSS score: 9.6/10. Published 2022-11-25.
How severe is CVE-2022-4135?: Critical severity. CVSS v3 base score is 9.6 out of 10.
Is CVE-2022-4135 known to be exploited?: Yes. CVE-2022-4135 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-11-28), indicating it is being actively exploited. 7 public proof-of-concept repositories are indexed.