Heap-based buffer overflow in Google Chromium - CVE-2024-5493

Vulnerability identifier: #VU90965

CSH Severity: High

CVSS v4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2024-5493

CWE-ID: CWE-122

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a boundary error when processing untrusted HTML content in WebRTC. A remote attacker can create a specially crafted web page, trick the victim into opening it, trigger a heap-based buffer overflow and execute arbitrary code on the target system.

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

Install update from vendor's website.

Google Chromium - update to 125.0.6422.141
Microsoft Edge - update to 125.0.2535.85
Google Chrome - update to 125.0.6422.141
Chrome OS - update to 120.0.6099.315
chromium - addressed in versions 125.0.6422.141-1.el7, 125.0.6422.141-1.el8, 125.0.6422.141-1.el9, 125.0.6422.141-1.fc39, 125.0.6422.141-1.fc40
chromium (Debian package) - update to 125.0.6422.141-1~deb12u1

• https://chromereleases.googleblog.com/2024/05/stable-channel-update-for-desktop_30.html
• https://crbug.com/339877165

• Multiple vulnerabilities in Google Chrome
• Multiple vulnerabilities in Microsoft Edge
• Fedora 39 update for chromium
• Fedora 40 update for chromium
• Fedora EPEL 7 update for chromium
• Fedora EPEL 9 update for chromium
• Fedora EPEL 8 update for chromium
• Multiple vulnerabilities in Google ChromeOS
• Debian update for chromium