Vulnerability · Published Apr 9, 2021 · Assigned by Chrome
CVE-2021-21198
High 7.4
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 1.8% (higher than 78% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)7.4High
Exploit odds (30 days)1.8%top 21.5% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
Out of bounds read in IPC in Google Chrome prior to 89.0.4389.114 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine:v3.20 | chromium | 89.0.4389.114-r0 | ALPINE-CVE-2021-21198 |
| Alpine:v3.21 | chromium | 89.0.4389.114-r0 | ALPINE-CVE-2021-21198 |
| Alpine:v3.22 | chromium | 89.0.4389.114-r0 | ALPINE-CVE-2021-21198 |
| Alpine:v3.23 | chromium | 89.0.4389.114-r0 | ALPINE-CVE-2021-21198 |
| Alpine:v3.24 | chromium | 89.0.4389.114-r0 | ALPINE-CVE-2021-21198 |
| Alpine:v3.20 | qt5-qtwebengine | 5.15.3_git20200401-r0 | ALPINE-CVE-2021-21198 |
| Alpine:v3.21 | qt5-qtwebengine | 5.15.3_git20200401-r0 | ALPINE-CVE-2021-21198 |
| Alpine:v3.22 | qt5-qtwebengine | 5.15.3_git20200401-r0 | ALPINE-CVE-2021-21198 |
| Alpine:v3.23 | qt5-qtwebengine | 5.15.3_git20200401-r0 | ALPINE-CVE-2021-21198 |
| Debian:12 | chromium | 89.0.4389.114-1 | DEBIAN-CVE-2021-21198 |
| Debian:13 | chromium | 89.0.4389.114-1 | DEBIAN-CVE-2021-21198 |
| Debian:14 | chromium | 89.0.4389.114-1 | DEBIAN-CVE-2021-21198 |
Affected products (as reported)
References
- https://chromereleases.googleblog.com/2021/03/stable-channel-update-for-desktop_30.html x_refsource_MISC
- https://crbug.com/1184399 x_refsource_MISC
- GLSA-202104-08 vendor-advisory, x_refsource_GENTOO
- FEDORA-2021-c3754414e7 vendor-advisory, x_refsource_FEDORA
- FEDORA-2021-ff893e12c5 vendor-advisory, x_refsource_FEDORA
- FEDORA-2021-35d2bb4627 vendor-advisory, x_refsource_FEDORA
- http://packetstormsecurity.com/files/162973/Chrome-Legacy-ipc-Message-Passed-Via-Shared-Memory.html x_refsource_MISC