VulnerabilityModified
CVE-2021-21146
Use after free in Navigation in Google Chrome prior to 88.0.4324.146 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page.
CRITICAL 9.6EPSS 1.13%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.13%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Use after free in Navigation in Google Chrome prior to 88.0.4324.146 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page.
- CVSS 3.1
- 9.6 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
- EPSS
- 1.13% probability · 65th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-416
- Affected
- google/chrome · fedoraproject/fedora
- Source
- chrome-cve-admin@google.com
References
- https://chromereleases.googleblog.com/2021/02/stable-channel-update-for-desktop.htmlRelease Notes, Vendor Advisory
- https://crbug.com/1161705Permissions Required
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7ACWYJ74Z3YN2XH4QMUEGNBC3VXX464L/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AUQSMNV7INLDDSD3RKI5S5EAULX2QC7P/
- https://security.gentoo.org/glsa/202104-08Third Party Advisory
- https://chromereleases.googleblog.com/2021/02/stable-channel-update-for-desktop.htmlRelease Notes, Vendor Advisory
- https://crbug.com/1161705Permissions Required
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7ACWYJ74Z3YN2XH4QMUEGNBC3VXX464L/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AUQSMNV7INLDDSD3RKI5S5EAULX2QC7P/
- https://security.gentoo.org/glsa/202104-08Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.