Vulnerability Description
Use after free in Spell check in Google Chrome prior to 91.0.4472.101 allowed an attacker who convinced a user to install a malicious extension to potentially exploit heap corruption via a crafted HTML page.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Chrome | < 91.0.4472.101 | |
| Fedoraproject | Fedora | 33 |
Related Weaknesses (CWE)
References
- https://chromereleases.googleblog.com/2021/06/stable-channel-update-for-desktop.Release NotesVendor Advisory
- https://crbug.com/1212498Issue TrackingPermissions RequiredThird Party Advisory
- 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/202107-06Third Party Advisory
- https://chromereleases.googleblog.com/2021/06/stable-channel-update-for-desktop.Release NotesVendor Advisory
- https://crbug.com/1212498Issue TrackingPermissions RequiredThird Party Advisory
- 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/202107-06Third Party Advisory
FAQ
What is CVE-2021-30549?
CVE-2021-30549 is a vulnerability with a CVSS score of 8.8 (HIGH). Use after free in Spell check in Google Chrome prior to 91.0.4472.101 allowed an attacker who convinced a user to install a malicious extension to potentially exploit heap corruption via a crafted HTM...
How severe is CVE-2021-30549?
CVE-2021-30549 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-30549?
Check the references section above for vendor advisories and patch information. Affected products include: Google Chrome, Fedoraproject Fedora.