HIGH
CVE-2021-21193
CVSS
8.8
KEV
Description
Use after free in Blink in Google Chrome prior to 89.0.4389.90 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
Summary dbcve.org
Use-after-free vulnerability in Blink (Google Chrome's rendering engine) prior to version 89.0.4389.90. A remote attacker can exploit this by tricking users into visiting a crafted HTML page, potentially leading to heap corruption and possible code execution.
Mitigation
Update Google Chrome to version 89.0.4389.90 or later to remediate this vulnerability.
Weakness (CWE)
CWE-416
Use After Free
EPSS Score
9.87%
Probability of exploitation in next 30 days
95.4th percentile
References
https://chromereleases.googleblog.com/2021/03/stable-channel-update-for-desktop_12.html
Release Notes
https://crbug.com/1186287
Permissions Required
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/N52OWF4BAP3JNK2QYGU3Q6QUVDZDCIMQ/
Release Notes
https://security.gentoo.org/glsa/202104-08
Third Party Advisory
https://www.debian.org/security/2021/dsa-4886
Mailing List, Third Party Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-21193
US Government Resource
Base CVE data derived from NVD (public domain). Enrichment by
dbcve.org
(CC-BY-4.0). Fetched via API.