CVE-2021-37973
Summary
| CVE | CVE-2021-37973 |
|---|---|
| State | PUBLIC |
| Assigner | [email protected] |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2021-10-08 22:15:00 UTC |
| Updated | 2023-11-07 03:37:00 UTC |
| Description | Use after free in Portals in Google Chrome prior to 94.0.4606.61 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page. |
Risk And Classification
EPSS: 0.066640000 probability, percentile 0.911680000 (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 Portals |
| Name | Google Chromium Portals Use-After-Free Vulnerability |
| Required Action | Apply updates per vendor instructions. |
| Notes | https://nvd.nist.gov/vuln/detail/CVE-2021-37973 |
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 | Debian | Debian Linux | 11.0 | All | All | All |
| Operating System | Fedoraproject | Fedora | 33 | All | All | All |
| Operating System | Fedoraproject | Fedora | 35 | All | All | All |
| Application | Chrome | All | All | All | All |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| Chrome Releases: Stable Channel Update for Desktop | MISC | chromereleases.googleblog.com | |
| Debian -- Security Information -- DSA-5046-1 chromium | DEBIAN | www.debian.org | |
| 1251727 - chromium - An open-source project to help move the web forward. - Monorail | MISC | crbug.com | |
| [SECURITY] Fedora 33 Update: chromium-94.0.4606.61-1.fc33 - package-announce - Fedora Mailing-Lists | lists.fedoraproject.org | ||
| [SECURITY] Fedora 35 Update: chromium-94.0.4606.61-1.fc35 - package-announce - Fedora Mailing-Lists | FEDORA | lists.fedoraproject.org | |
| [SECURITY] Fedora 35 Update: chromium-94.0.4606.61-1.fc35 - package-announce - Fedora Mailing-Lists | lists.fedoraproject.org | ||
| [SECURITY] Fedora 33 Update: chromium-94.0.4606.61-1.fc33 - package-announce - Fedora Mailing-Lists | FEDORA | 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
- 179000 Debian Security Update for chromium (DSA 5046-1)
- 184877 Debian Security Update for chromium (CVE-2021-37973)
- 281957 Fedora Security Update for chromium (FEDORA-2021-bc2770caed)
- 281967 Fedora Security Update for chromium (FEDORA-2021-ab09a05562)
- 282302 Fedora Security Update for qt5 (FEDORA-2022-ecdf338eb1)
- 282329 Fedora Security Update for qt5 (FEDORA-2022-e39987b17d)
- 375883 Google Chrome Prior to 94.0.4606.61 Multiple Vulnerabilities
- 375884 Microsoft Edge Based on Chromium Prior to 94.0.992.31 Multiple Vulnerabilities
- 501914 Alpine Linux Security Update for qt5-qtwebengine
- 502175 Alpine Linux Security Update for qt5-qtwebengine
- 505358 Alpine Linux Security Update for qt5-qtwebengine
- 690027 Free Berkeley Software Distribution (FreeBSD) Security Update for chromium (b6c875f1-1d76-11ec-ae80-704d7b472482)
- 710571 Gentoo Linux Chromium, Google Chrome Multiple Vulnerabilities (GLSA 202201-02)
- 751222 OpenSUSE Security Update for chromium (openSUSE-SU-2021:1350-1)