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VULNERABILITIES

CVE-2021-21193 Details

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.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:8.8 HIGHVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CNA: CISA-ADPCVSS-B:8.8 HIGHVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URLSource(s)Tag(s)
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-21193 CISA-ADPUS Government Resource
https://chromereleases.googleblog.com/2021/03/stable-channel-update-for-desktop_12.html CVERelease Notes
https://crbug.com/1186287 CVEPermissions Required
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/N52OWF4BAP3JNK2QYGU3Q6QUVDZDCIMQ/ CVERelease Notes
https://security.gentoo.org/glsa/202104-08 CVEThird Party Advisory

see all 11 references

This CVE is in CISA's Known Exploited Vulnerabilities Catalog

Reference CISA's BOD 22-01 and Known Exploited Vulnerabilities Catalog for further guidance and requirements.

Vulnerability NameDate AddedDue DateRequired Action
Google Chromium Blink Use-After-Free VulnerabilityNov 3, 2021Nov 17, 2021Apply updates per vendor instructions.

Weakness Enumeration

CWE-IDCWE NameSource
CWE-416Use After Free[email protected]
CWE-416Use After FreeCISA-ADP

Affected Products

ProductVersions
google chrome
< 89.0.4389.90

CPE

  • cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.
fedoraproject fedora
32

CPE

  • cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.
debian debian linux
10.0

CPE

  • cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

17 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2021-21193
NVD Published Date:
Mar 16, 2021
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2021-21193 Details - Not Deferred