Reference page — cumulative record through Wednesday, August 19, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.
CVSS EPSS %ile KEV — .4917 98.8 YES
AFFECTED Product Versions Fixed Kernel unspecified —
TIMELINE Oct 20 Added to CISA KEV, remediation due 2022-11-10 Oct 20 Published
| Date | Event | Detail |
|---|---|---|
| October 20, 2022 | KEV ADDED | Added to CISA KEV, remediation due 2022-11-10 |
| October 20, 2022 | Published | Published |
| Vendor | Product / Package | Ecosystem | Version introduced | Fixed |
|---|---|---|---|---|
| Linux | Kernel | — | — | — |
No references recorded.
Authoritative record: CVE-2021-3493 at cve.org
Vendors: linux
This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2021-3493 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Wednesday, August 19, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.