Vulnerability Description
Use after free in IndexedDB in Google Chrome prior to 90.0.4430.72 allowed an attacker who convinced a user to install a malicious extension to potentially perform a sandbox escape via a crafted Chrome Extension.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Chrome | < 90.0.4430.72 | |
| Debian | Debian Linux | 10.0 |
| Fedoraproject | Fedora | 32 |
Related Weaknesses (CWE)
References
- https://chromereleases.googleblog.com/2021/04/stable-channel-update-for-desktop_Release NotesThird Party Advisory
- https://crbug.com/1185732Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://security.gentoo.org/glsa/202104-08Third Party Advisory
- https://www.debian.org/security/2021/dsa-4906Third Party Advisory
- https://chromereleases.googleblog.com/2021/04/stable-channel-update-for-desktop_Release NotesThird Party Advisory
- https://crbug.com/1185732Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://security.gentoo.org/glsa/202104-08Third Party Advisory
- https://www.debian.org/security/2021/dsa-4906Third Party Advisory
FAQ
What is CVE-2021-21207?
CVE-2021-21207 is a vulnerability with a CVSS score of 8.6 (HIGH). Use after free in IndexedDB in Google Chrome prior to 90.0.4430.72 allowed an attacker who convinced a user to install a malicious extension to potentially perform a sandbox escape via a crafted Chrom...
How severe is CVE-2021-21207?
CVE-2021-21207 has been rated HIGH with a CVSS base score of 8.6/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-21207?
Check the references section above for vendor advisories and patch information. Affected products include: Google Chrome, Debian Debian Linux, Fedoraproject Fedora.