What is CVE-2023-2136?

CVE-2023-2136 is a critical-severity vulnerability in Google Chrome, classified under Integer Overflow or Wraparound. CVSS score: 9.6/10. Published 2023-04-19.

How severe is CVE-2023-2136?

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

Is CVE-2023-2136 known to be exploited?

Yes. CVE-2023-2136 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2023-04-21), indicating it is being actively exploited. 11 public proof-of-concept repositories are indexed.

Integer overflow in Google Chrome

CVE-2023-2136

Integer overflow in Skia in Google Chrome prior to 112.0.5615.137 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: Integer Overflow

EPSS: 0.058 (92.3th 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

Google Chrome — versions 112.0.5615.137
Debian Debian_linux — versions 11.0
Fedoraproject Fedora — versions 36, 37, 38

Weakness classification (CWE)

CWE-190 — Integer Overflow or Wraparound

CISA KEV (Known Exploited Vulnerabilities)

This CVE is on the CISA KEV catalog, added on 2023-04-21. 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: 2023-05-12.

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 (Third Party Advisory, Issue Tracking)
chrome-cve-admin@google.com (Mailing List)
chrome-cve-admin@google.com (Mailing List)
chrome-cve-admin@google.com (Mailing List)
chrome-cve-admin@google.com (Third Party Advisory)
chrome-cve-admin@google.com (Mailing List)
chrome-cve-admin@google.com (Mailing List)
chrome-cve-admin@google.com (Mailing List)
chrome-cve-admin@google.com (Third Party Advisory)

Frequently asked questions

What is CVE-2023-2136?: CVE-2023-2136 is a critical-severity vulnerability in Google Chrome, classified under Integer Overflow or Wraparound. CVSS score: 9.6/10. Published 2023-04-19.
How severe is CVE-2023-2136?: Critical severity. CVSS v3 base score is 9.6 out of 10.
Is CVE-2023-2136 known to be exploited?: Yes. CVE-2023-2136 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2023-04-21), indicating it is being actively exploited. 11 public proof-of-concept repositories are indexed.