CVE-2023-2033: Google Chromium V8 Type Confusion Vulnerability

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: yes — in CISA KEV since 2023-04-17
EPSS: 40.8% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-04-14 · updated 2026-06-17
Weakness: CWE-843

Description

Type confusion in V8 in Google Chrome prior to 112.0.5615.121 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)

Affected products

Couchbase Server: before 7.1.5; 7.2.0 — fixed in 7.1.5
Debian Linux: 11.0
Fedoraproject Fedora: 36, 37, 38
Google Chrome: before 112.0.5615.121 — fixed in 112.0.5615.121

How to fix

Upgrade to a fixed version: Couchbase Server 7.1.5; Google Chrome 112.0.5615.121. Check the vendor advisory for mitigations.

References

https://chromereleases.googleblog.com/2023/04/stable-channel-update-for-desktop_14.html
https://crbug.com/1432210
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4AOSGAOPXLBK4A5ZRTVZ4M6QKVLSWMWG/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ES2CDRHR2Y4WY6DNDIAPYZFXJU3ZBFAV/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/FEJZMAUB4XP44HSHEBDWEKFGA7DUHY42/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IHHD6KNH4WLUE6JG6HRQZWNAJMHJ32X7/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RJQI63HWZFL6M26Q6UOHKDY6LD2PFC5Z/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/SLO7BL2MHZYPY6O3OAEAQL3SKYMGGO6M/
https://security.gentoo.org/glsa/202309-17
https://www.couchbase.com/alerts/
https://www.debian.org/security/2023/dsa-5390
https://chromereleases.googleblog.com/2023/04/stable-channel-update-for-desktop_14.html

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