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CVE-2021-37973

🔥 Known Exploited (CISA KEV)CRITICAL
9.6
CVSS Severity Score
EPSS Score31.9820%
EPSS Percentile98.28th
Published2021-10-08
Last Modified2025-10-24
Data SourcesNVDCISA KEVFIRST.org EPSS

Vulnerability Description

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.

Affected Platforms (CPE)

📦
Google

Chrome

< 94.0.4606.61
💻
Fedoraproject

Fedora

= 33= 35
💻
Debian

Debian Linux

= 10.0= 11.0

References & Advisories

🔗 https://chromereleases.googleblog.com/2021/09/stable-channel-update-for-desktop_24.html
🔗 https://crbug.com/1251727
🔗 https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4DDW7HAHTS3SDVXBQUY4SURELO5D4X7R/
🔗 https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PM7MOYYHJSWLIFZ4TPJTD7MSA3HSSLV2/
🔗 https://www.debian.org/security/2022/dsa-5046
🔗 https://chromereleases.googleblog.com/2021/09/stable-channel-update-for-desktop_24.html
🔗 https://crbug.com/1251727
🔗 https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4DDW7HAHTS3SDVXBQUY4SURELO5D4X7R/

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