CVE-2018-6088 Memory corruption in Chrome

What is CVE-2018-6088?

CVE-2018-6088 is a high-severity memory corruption vulnerability in Debian Debian Linux, published on 4 Dec 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

An iterator-invalidation bug in PDFium in Google Chrome prior to 66.0.3359.117 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted PDF file.

Weakness: CWE-20

Which versions are affected by CVE-2018-6088?

It affects 5 products.

Products include Debian Debian Linux, Google Chrome, Redhat Linux Desktop, Redhat Linux Server, Redhat Linux Workstation.

How do I fix CVE-2018-6088?

Upgrade to a fixed version.

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

Is CVE-2018-6088 being exploited?

There is no known exploitation of CVE-2018-6088 in the wild and no public exploit code.

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-q8gr-xw25-p2h3, UBUNTU-CVE-2018-6088.