Security News > 2021 > September > Urgent Chrome Update Released to Patch Actively Exploited Zero-Day Vulnerability
Google on Friday rolled out an emergency security patch to its Chrome web browser to address a security flaw that's known to have an exploit in the wild.
Tracked as CVE-2021-37973, the vulnerability has been described as use after free in Portals API, a web page navigation system that enables a page to show another page as an inset and "Perform a seamless transition to a new state, where the formerly-inset page becomes the top-level document."
Clément Lecigne of Google Threat Analysis Group has been credited with reporting the flaw.
Additional specifics pertaining to the weakness have not been disclosed in light of active exploitation and to allow a majority of the users to apply the patch, but the internet giant said it's "Aware that an exploit for CVE-2021-37973 exists in the wild."
Chrome users are advised to update to the latest version for Windows, Mac, and Linux by heading to Settings > Help > 'About Google Chrome' to mitigate the risk associated with the flaw.
News URL
Related news
- Veeam Issues Patch for Critical RCE Vulnerability in Service Provider Console (source)
- New Windows zero-day exposes NTLM credentials, gets unofficial patch (source)
- Cleo File Transfer Vulnerability Under Exploitation – Patch Pending, Mitigation Urged (source)
- Microsoft December 2024 Patch Tuesday fixes 1 exploited zero-day, 71 flaws (source)
- Microsoft Fixes 72 Flaws, Including Patch for Actively Exploited CLFS Vulnerability (source)
- Patch Tuesday: Microsoft Patches One Actively Exploited Vulnerability, Among Others (source)
- BeyondTrust Issues Urgent Patch for Critical Vulnerability in PRA and RS Products (source)
- Critical SQL Injection Vulnerability in Apache Traffic Control Rated 9.9 CVSS — Patch Now (source)
- Zero-Day Vulnerability in Ivanti VPN (source)
- Week in review: Exploited Ivanti Connect Secure zero-day, Patch Tuesday forecast (source)
Related Vulnerability
| DATE | CVE | VULNERABILITY TITLE | RISK |
|---|---|---|---|
| 2021-10-08 | CVE-2021-37973 | Use After Free vulnerability in multiple products Use after free in Portals in Google Chrome prior to 94.0.4606.61 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. | 9.6 |