Vulnerability · Published Mar 9, 2021 · Assigned by Chrome
CVE-2021-21188
High 8.8
In plain English
A high-severity security flaw in Chrome from Google. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.6% (higher than 76% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)8.8High
Exploit odds (30 days)1.6%top 23.7% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
Use after free in Blink in Google Chrome prior to 89.0.4389.72 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine:v3.20 | chromium | 89.0.4389.72-r0 | ALPINE-CVE-2021-21188 |
| Alpine:v3.21 | chromium | 89.0.4389.72-r0 | ALPINE-CVE-2021-21188 |
| Alpine:v3.22 | chromium | 89.0.4389.72-r0 | ALPINE-CVE-2021-21188 |
| Alpine:v3.23 | chromium | 89.0.4389.72-r0 | ALPINE-CVE-2021-21188 |
| Alpine:v3.24 | chromium | 89.0.4389.72-r0 | ALPINE-CVE-2021-21188 |
| Alpine:v3.20 | qt5-qtwebengine | 5.15.3_git20200401-r0 | ALPINE-CVE-2021-21188 |
| Alpine:v3.21 | qt5-qtwebengine | 5.15.3_git20200401-r0 | ALPINE-CVE-2021-21188 |
| Alpine:v3.22 | qt5-qtwebengine | 5.15.3_git20200401-r0 | ALPINE-CVE-2021-21188 |
| Alpine:v3.23 | qt5-qtwebengine | 5.15.3_git20200401-r0 | ALPINE-CVE-2021-21188 |
| Debian:12 | chromium | 89.0.4389.82-1 | DEBIAN-CVE-2021-21188 |
| Debian:13 | chromium | 89.0.4389.82-1 | DEBIAN-CVE-2021-21188 |
| Debian:14 | chromium | 89.0.4389.82-1 | DEBIAN-CVE-2021-21188 |
Affected products (as reported)
References
- https://chromereleases.googleblog.com/2021/03/stable-channel-update-for-desktop.html x_refsource_MISC
- https://crbug.com/1161739 x_refsource_MISC
- FEDORA-2021-c88a96bd4b vendor-advisory, x_refsource_FEDORA
- FEDORA-2021-4740239e28 vendor-advisory, x_refsource_FEDORA
- FEDORA-2021-78547312f2 vendor-advisory, x_refsource_FEDORA
- DSA-4886 vendor-advisory, x_refsource_DEBIAN
- GLSA-202104-08 vendor-advisory, x_refsource_GENTOO