CVE-2021-37973
high
KEV
CVSS v3
—
CVSS v2
—
VIR risk
9.5
Description
Google Chromium Portals contains a use-after-free vulnerability that allows a remote attacker, who has compromised the renderer process, to potentially perform a sandbox escape via a crafted HTML page. This vulnerability affects web browsers that utilize Chromium, including Google Chrome and Microsoft Edge.
CISA KEV
- Vendor
- Product
- Chromium Portals
- Due date
- 2021-11-17
Predictions
Exploit likelihood
99%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: cisa-kev — https://nvd.nist.gov/vuln/detail/CVE-2021-37973
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2021-37973
Exploits
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| arch | fixed | 4.2.2406.52-1 | |
| debian | bookworm | fixed | 97.0.4692.71-0.1 |
| debian | bullseye | fixed | 97.0.4692.71-0.1~deb11u1 |
| debian | forky | fixed | 97.0.4692.71-0.1 |
| debian | sid | fixed | 97.0.4692.71-0.1 |
| debian | trixie | fixed | 97.0.4692.71-0.1 |
References
Verify integrity in audit chain (admin only). AS-IS.