CVE-2021-21206 - OpenCVE

Use after free in Blink in Google Chrome prior to 89.0.4389.128 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction Required

No CVSS v3.0

Access Vector Network

Access Complexity Medium

Authentication None

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

AV:N/AC:M/Au:N/C:P/I:P/A:P

This CVE is in the KEV database since Nov. 3, 2021.

Exploitation active

Automatable no

Technical Impact total

Vendors	Products
Fedoraproject	Fedora
Google	Chrome

Configuration 1 [-]

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

Configuration 2 [-]

OR	cpe:2.3:o:fedoraproject:fedora:32:::::::*
	cpe:2.3:o:fedoraproject:fedora:33:::::::*
	cpe:2.3:o:fedoraproject:fedora:34:::::::*

No data.

References

Link	Providers
https://chromereleases.googleblog.com/2021/04/stable-channel-update-for-desktop.html
https://crbug.com/1196781
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EAJ42L4JFPBJATCZ7MOZQTUDGV4OEHHG/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/U3GZ42MYPGD35V652ZPVPYYS7A7LVXVY/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VUZBGKGVZADNA3I24NVG7HAYYUTOSN5A/
https://security.gentoo.org/glsa/202104-08

History

Tue, 04 Feb 2025 15:15:00 +0000

Type	Values Removed	Values Added
Metrics	ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`	ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'active', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Mon, 03 Feb 2025 15:15:00 +0000

Type	Values Removed	Values Added
Metrics		kev `{'dateAdded': '2021-11-03'}` ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

MITRE

Status: PUBLISHED

Assigner: Chrome

Published: 2021-04-26T16:00:33.000Z

Updated: 2025-07-30T01:38:12.295Z

Reserved: 2020-12-21T00:00:00.000Z

Link: CVE-2021-21206

Vulnrichment

Updated: 2024-08-03T18:01:14.411Z

NVD

Status : Analyzed

Published: 2021-04-26T17:15:08.213

Modified: 2025-02-05T14:00:19.770

Link: CVE-2021-21206

Redhat

No data.

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