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CVE-2021-30554

Known Exploited (CISA KEV)HIGH
8.8
CVSS Severity Score
EPSS Score81.7660%
EPSS Percentile92.06th
PublishedJul 2, 2021
Last ModifiedOct 24, 2025

Vulnerability Description

Use after free in WebGL in Google Chrome prior to 91.0.4472.114 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Affected Platforms (CPE)

📦
Google

Chrome

< 91.0.4472.114
💻
Fedoraproject

Fedora

= 33
💻
Fedoraproject

Fedora

= 34

References & Advisories

🔗 https://chromereleases.googleblog.com/2021/06/stable-channel-update-for-desktop_17.html
🔗 https://crbug.com/1219857
🔗 https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ETMZL6IHCTCTREEL434BQ4THQ7EOHJ43/
🔗 https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PAT6EOXVQFE6JFMFQF4IKAOUQSHMHL54/
🔗 https://security.gentoo.org/glsa/202107-06
🔗 https://chromereleases.googleblog.com/2021/06/stable-channel-update-for-desktop_17.html
🔗 https://crbug.com/1219857
🔗 https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ETMZL6IHCTCTREEL434BQ4THQ7EOHJ43/

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