CVE-2021-21220
Summary
| CVE | CVE-2021-21220 |
|---|---|
| State | PUBLIC |
| Assigner | [email protected] |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2021-04-26 17:15:00 UTC |
| Updated | 2023-12-14 16:15:00 UTC |
| Description | Insufficient validation of untrusted input in V8 in Google Chrome prior to 89.0.4389.128 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. |
Risk And Classification
EPSS: 0.925950000 probability, percentile 0.997400000 (date 2026-04-01)
CISA KEV: Listed on 2021-11-03; due 2021-11-17; ransomware use Unknown
Problem Types: CWE-787
CISA Known Exploited Vulnerability
| Vendor | |
|---|---|
| Product | Chromium V8 |
| Name | Google Chromium V8 Improper Input Validation Vulnerability |
| Required Action | Apply updates per vendor instructions. |
| Notes | https://nvd.nist.gov/vuln/detail/CVE-2021-21220 |
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Operating System | Fedoraproject | Fedora | 32 | All | All | All |
| Operating System | Fedoraproject | Fedora | 33 | All | All | All |
| Operating System | Fedoraproject | Fedora | 34 | All | All | All |
| Application | Chrome | All | All | All | All |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| [SECURITY] Fedora 34 Update: chromium-90.0.4430.93-1.fc34 - package-announce - Fedora Mailing-Lists | lists.fedoraproject.org | ||
| Chrome V8 JIT XOR Arbitrary Code Execution ≈ Packet Storm | packetstormsecurity.com | ||
| Chromium, Google Chrome: Multiple vulnerabilities (GLSA 202104-08) — Gentoo security | GENTOO | security.gentoo.org | |
| 1196683 - chromium - An open-source project to help move the web forward. - Monorail | MISC | crbug.com | |
| Chrome Releases: Stable Channel Update for Desktop | MISC | chromereleases.googleblog.com | |
| Google Chrome XOR Typer Out-Of-Bounds Access / Remote Code Execution ≈ Packet Storm | MISC | packetstormsecurity.com | |
| [SECURITY] Fedora 32 Update: chromium-90.0.4430.93-1.fc32 - package-announce - Fedora Mailing-Lists | lists.fedoraproject.org | ||
| [SECURITY] Fedora 33 Update: chromium-90.0.4430.93-1.fc33 - package-announce - Fedora Mailing-Lists | FEDORA | lists.fedoraproject.org | |
| [SECURITY] Fedora 34 Update: chromium-90.0.4430.93-1.fc34 - package-announce - Fedora Mailing-Lists | FEDORA | lists.fedoraproject.org | |
| [SECURITY] Fedora 32 Update: chromium-90.0.4430.93-1.fc32 - package-announce - Fedora Mailing-Lists | FEDORA | lists.fedoraproject.org | |
| [SECURITY] Fedora 33 Update: chromium-90.0.4430.93-1.fc33 - package-announce - Fedora Mailing-Lists | lists.fedoraproject.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 |
No vendor comments have been submitted for this CVE.
Legacy QID Mappings
- 180370 Debian Security Update for chromium (CVE-2021-21220)
- 281203 Fedora Security Update for chromium (FEDORA-2021-35d2bb4627)
- 281204 Fedora Security Update for chromium (FEDORA-2021-ff893e12c5)
- 281205 Fedora Security Update for chromium (FEDORA-2021-c3754414e7)
- 375445 Google Chrome Prior To 89.0.4389.128 Multiple Vulnerabilities
- 375446 Microsoft Edge Based On Chromium Prior to 89.0.774.77 Multiple Vulnerabilities
- 501813 Alpine Linux Security Update for chromium
- 501911 Alpine Linux Security Update for qt5-qtwebengine
- 504608 Alpine Linux Security Update for chromium
- 505350 Alpine Linux Security Update for qt5-qtwebengine
- 690171 Free Berkeley Software Distribution (FreeBSD) Security Update for chromium (7c0d71a9-9d48-11eb-97a0-e09467587c17)
- 710018 Gentoo Linux Chromium, Google Chrome Multiple Vulnerabilities (GLSA 202104-08)
- 750218 OpenSUSE Security Update for opera (openSUSE-SU-2021:0712-1)
- 750262 OpenSUSE Security Update for chromium (openSUSE-SU-2021:0567-1)