Type Confusion in Google Chromium - CVE-2023-0473

Vulnerability identifier: #VU71494

CSH Severity: Medium

CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]

CVE-ID: CVE-2023-0473

CWE-ID: CWE-843

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to a type confusion error within the ServiceWorker API component in Google Chrome. A remote attacker can trick the victim into visiting a specially crafted web page, trigger a type confusion error and gain access to sensitive information.

Google Chromium
Microsoft Edge
Google Chrome
Debian Linux
Fedora
Ubuntu
Chrome OS
chromium
chromium (Debian package)
chromium-browser (Ubuntu package)

Update to version 109.0.5414.119.

Google Chromium - update to 109.0.5414.119
Microsoft Edge - addressed in versions 108.0.1293.81, 109.0.1343.27
Google Chrome - update to 109.0.5414.119
Chrome OS - update to 108.0.5359.219
chromium - addressed in versions 109.0.5414.119-1.el9, 109.0.5414.119-1.fc37
chromium (Debian package) - update to 109.0.5414.119-1~deb11u1
chromium-browser (Ubuntu package) - update to 110.0.5481.100-0ubuntu0.18.04.1

• https://chromereleases.googleblog.com/2023/01/stable-channel-update-for-desktop_24.html
• https://crbug.com/1404639
• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2023-0473

• Multiple vulnerabilities in Google Chrome
• Multiple vulnerabilities in Microsoft Edge
• Debian update for chromium
• Multiple vulnerabilities in Google ChromeOS LTC-108
• Ubuntu update for chromium-browser
• Fedora 37 update for chromium
• Fedora EPEL 9 update for chromium