CVE-2021-37976 Google Chromium Information Disclosure

What is CVE-2021-37976?

CVE-2021-37976 is a medium-severity vulnerability in Debian Debian Linux, published on 8 Oct 2021. 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

Inappropriate implementation in Memory in Google Chrome prior to 94.0.4606.71 allowed a remote attacker to obtain potentially sensitive information from process memory via a crafted HTML page.

Weakness: CWE-862

Which versions are affected by CVE-2021-37976?

It affects 3 products.

Products include Debian Debian Linux, Fedoraproject Fedora, Google Chrome.

How do I fix CVE-2021-37976?

Upgrade to a fixed version. US federal agencies must fix it by 17 Nov 2021.

Is CVE-2021-37976 being exploited?

Yes. Attackers have exploited CVE-2021-37976 in the wild since at least 3 Nov 2021.

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 DEBIAN-CVE-2021-37976, GHSA-c9r9-7qcg-7h37, UBUNTU-CVE-2021-37976.