CVE-2024-4947 Google Chromium V8 Type Confusion

What is CVE-2024-4947?

CVE-2024-4947 is a critical memory corruption vulnerability in Fedoraproject Fedora, published on 15 May 2024. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

Type Confusion in V8 in Google Chrome prior to 125.0.6422.60 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium security severity: High)

Weakness: CWE-843

Which versions are affected by CVE-2024-4947?

It affects 2 products.

Products include Fedoraproject Fedora, Google Chrome.

How do I fix CVE-2024-4947?

Upgrade to a fixed version. US federal agencies must fix it by 10 Jun 2024.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2024-4947 being exploited?

Yes. Attackers have exploited CVE-2024-4947 in the wild since at least 20 May 2024.

Public exploit code: 2 proofs of concept on GitHub.

Other vulnerabilities in Fedoraproject Fedora

• CVE-2024-4577 PHP-CGI OS Command Injection Exploited Critical 9.8
• CVE-2021-39226 Grafana Authentication Bypass Exploited Critical 9.8
• CVE-2019-5544 VMware ESXi and Horizon DaaS OpenSLP Heap-Based Buffer Overflow Exploited Critical 9.8
• CVE-2024-4671 Google Chromium Visuals Use-After-Free Exploited Critical 9.6
• CVE-2022-3075 Google Chromium Mojo Insufficient Data Validation Exploited Critical 9.6

All Fedoraproject Fedora vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as DEBIAN-CVE-2024-4947, GHSA-p8v3-5hqq-7c5r.