CVE-2018-6065 Google Chromium V8 Integer Overflow

What is CVE-2018-6065?

CVE-2018-6065 is a high-severity vulnerability in Debian Debian Linux, published on 14 Nov 2018. 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

Integer overflow in computing the required allocation size when instantiating a new javascript object in V8 in Google Chrome prior to 65.0.3325.146 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Weakness: CWE-190

Which versions are affected by CVE-2018-6065?

It affects 6 products.

Products include Debian Debian Linux, Google Chrome, Mi Mi6 Browser, Redhat Enterprise Linux Desktop, Redhat Enterprise Linux Server, Redhat Enterprise Linux Workstation.

How do I fix CVE-2018-6065?

Upgrade to a fixed version. US federal agencies must fix it by 22 Jun 2022.

Is CVE-2018-6065 being exploited?

Yes. Attackers have exploited CVE-2018-6065 in the wild since at least 8 Jun 2022.

Public exploit code: 1 Exploit-DB entry and 1 proofs of concept on GitHub.

Other vulnerabilities in Debian Debian Linux

• CVE-2015-3306 ProFTPD Improper Access Control Exploited Critical 10.0
• CVE-2025-49113 RoundCube Webmail Deserialization of Untrusted Data Exploited Critical 9.9
• CVE-2026-24061 GNU InetUtils Argument Injection Exploited Critical 9.8
• CVE-2025-39682 Linux Kernel Improper Check for Unusual or Exceptional Conditions Exploited Critical 9.8
• CVE-2024-9680 Mozilla Firefox Use-After-Free Exploited Critical 9.8

All Debian Debian Linux vulnerabilities

Sources

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

Also known as GHSA-cw7c-4r65-xf9h, UBUNTU-CVE-2018-6065.