CVE-2021-21193
Summary
| CVE | CVE-2021-21193 |
|---|---|
| State | PUBLIC |
| Assigner | [email protected] |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2021-03-16 15:15:00 UTC |
| Updated | 2023-11-07 03:29:00 UTC |
| 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. |
Risk And Classification
EPSS: 0.212780000 probability, percentile 0.956460000 (date 2026-04-01)
CISA KEV: Listed on 2021-11-03; due 2021-11-17; ransomware use Unknown
Problem Types: CWE-416
CISA Known Exploited Vulnerability
| Vendor | |
|---|---|
| Product | Chromium Blink |
| Name | Google Chromium Blink Use-After-Free Vulnerability |
| Required Action | Apply updates per vendor instructions. |
| Notes | https://nvd.nist.gov/vuln/detail/CVE-2021-21193 |
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Operating System | Debian | Debian Linux | 10.0 | All | All | All |
| Operating System | Fedoraproject | Fedora | 32 | All | All | All |
| Application | Chrome | All | All | All | All |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| Chromium, Google Chrome: Multiple vulnerabilities (GLSA 202104-08) — Gentoo security | GENTOO | security.gentoo.org | |
| [SECURITY] Fedora 32 Update: chromium-89.0.4389.90-3.fc32 - package-announce - Fedora Mailing-Lists | lists.fedoraproject.org | ||
| [SECURITY] Fedora 32 Update: chromium-89.0.4389.90-3.fc32 - package-announce - Fedora Mailing-Lists | FEDORA | lists.fedoraproject.org | |
| Debian -- Security Information -- DSA-4886-1 chromium | DEBIAN | www.debian.org | |
| Chrome Releases: Stable Channel Update for Desktop | MISC | chromereleases.googleblog.com | |
| 1186287 - chromium - An open-source project to help move the web forward. - Monorail | MISC | crbug.com | |
| 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
- 178528 Debian Security Update for chromium (DSA 4886-1)
- 180128 Debian Security Update for chromium (CVE-2021-21193)
- 281400 Fedora Security Update for chromium (FEDORA-2021-141d8640ce)
- 501815 Alpine Linux Security Update for chromium
- 501910 Alpine Linux Security Update for qt5-qtwebengine
- 504610 Alpine Linux Security Update for chromium
- 505349 Alpine Linux Security Update for qt5-qtwebengine
- 710018 Gentoo Linux Chromium, Google Chrome Multiple Vulnerabilities (GLSA 202104-08)
- 750256 OpenSUSE Security Update for opera (openSUSE-SU-2021:0592-1)
- 750306 OpenSUSE Security Update for chromium (openSUSE-SU-2021:0436-1)