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CVE-2021-30632

Known Exploited (CISA KEV)HIGH
8.8
CVSS Severity Score
EPSS Score39.3160%
EPSS Percentile85.87th
PublishedOct 8, 2021
Last ModifiedOct 24, 2025

Vulnerability Description

Out of bounds write in V8 in Google Chrome prior to 93.0.4577.82 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Affected Platforms (CPE)

📦
Google

Chrome

< 93.0.4577.82
💻
Fedoraproject

Fedora

= 33
💻
Fedoraproject

Fedora

= 35

References & Advisories

🔗 http://packetstormsecurity.com/files/172845/Chrome-JIT-Compiler-Type-Confusion.html
🔗 https://chromereleases.googleblog.com/2021/09/stable-channel-update-for-desktop.html
🔗 https://crbug.com/1247763
🔗 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/
🔗 http://packetstormsecurity.com/files/172845/Chrome-JIT-Compiler-Type-Confusion.html
🔗 https://chromereleases.googleblog.com/2021/09/stable-channel-update-for-desktop.html
🔗 https://crbug.com/1247763

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