CVE-2021-30551

Summary

CVECVE-2021-30551
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2021-06-15 22:15:00 UTC
Updated2023-11-07 03:33:00 UTC
DescriptionType confusion in V8 in Google Chrome prior to 91.0.4472.101 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Risk And Classification

EPSS: 0.753020000 probability, percentile 0.988720000 (date 2026-04-01)

CISA KEV: Listed on 2021-11-03; due 2021-11-17; ransomware use Unknown

Problem Types: CWE-843

CISA Known Exploited Vulnerability

VendorGoogle
ProductChromium V8
NameGoogle Chromium V8 Type Confusion Vulnerability
Required ActionApply updates per vendor instructions.
Noteshttps://nvd.nist.gov/vuln/detail/CVE-2021-30551

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Fedoraproject Fedora 33 All All All
Operating System Fedoraproject Fedora 34 All All All
Application Google Chrome All All All All

References

ReferenceSourceLinkTags
[SECURITY] Fedora 34 Update: chromium-91.0.4472.114-1.fc34 - package-announce - Fedora Mailing-Lists lists.fedoraproject.org
1216437 - chromium - An open-source project to help move the web forward. - Monorail MISC crbug.com
[SECURITY] Fedora 34 Update: chromium-91.0.4472.114-1.fc34 - package-announce - Fedora Mailing-Lists FEDORA lists.fedoraproject.org
Chrome Releases: Stable Channel Update for Desktop MISC chromereleases.googleblog.com
Chromium, Google Chrome, Microsoft Edge, QtWebEngine: Multiple Vulnerabilities (GLSA 202208-25) — Gentoo security GENTOO security.gentoo.org
[SECURITY] Fedora 33 Update: chromium-91.0.4472.114-2.fc33 - package-announce - Fedora Mailing-Lists FEDORA lists.fedoraproject.org
[SECURITY] Fedora 33 Update: chromium-91.0.4472.114-2.fc33 - package-announce - Fedora Mailing-Lists lists.fedoraproject.org
Chromium, Google Chrome: Multiple vulnerabilities (GLSA 202107-06) — Gentoo security GENTOO security.gentoo.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis
CISA Known Exploited Vulnerabilities catalog CISA www.cisa.gov kev

Legacy QID Mappings

  • 179543 Debian Security Update for chromium (CVE-2021-30551)
  • 281696 Fedora Security Update for chromium (FEDORA-2021-f94dadff78)
  • 281724 Fedora Security Update for chromium (FEDORA-2021-ca58c57bdf)
  • 282329 Fedora Security Update for qt5 (FEDORA-2022-e39987b17d)
  • 375622 Google Chrome Prior To 91.0.4472.101 Multiple Vulnerabilities
  • 375627 Microsoft Edge Based On Chromium Prior to 91.0.864.48 Type Confusion Vulnerability
  • 501817 Alpine Linux Security Update for chromium
  • 501913 Alpine Linux Security Update for qt5-qtwebengine
  • 502169 Alpine Linux Security Update for qt5-qtwebengine
  • 504612 Alpine Linux Security Update for chromium
  • 690108 Free Berkeley Software Distribution (FreeBSD) Security Update for chromium (20b3ab21-c9df-11eb-8558-3065ec8fd3ec)
  • 710070 Gentoo Linux Chromium, Google Chrome Multiple vulnerabilities (GLSA 202107-06)
  • 710602 Gentoo Linux Chromium, Google Chrome, Microsoft Edge, QtWebEngine Multiple Vulnerabilities (GLSA 202208-25)
  • 750644 OpenSUSE Security Update for chromium (openSUSE-SU-2021:0881-1)
  • 750740 OpenSUSE Security Update for opera (openSUSE-SU-2021:0949-1)
  • 750747 OpenSUSE Security Update for opera (openSUSE-SU-2021:0948-1)
  • 751978 OpenSUSE Security Update for opera (openSUSE-SU-2022:0110-1)
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