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.
Linux Linux — sfc: farch: fix TX queue lookup in TX event handling
AV AC PR UI S C I A CVSS EPSS %ile KEV
L L L N U N N H 5.5 .0059 45.7 —
AFFECTED
Product Versions Fixed
Linux 12804793b17c0e19115a90d98f2f3df0cb79e233 – —
Linux 5.10 – 5.10.36
TIMELINE
Feb 25 Reserved by Linux
Feb 27 Published (CNA: Linux)
Aug 4 RESCORED — CVE-2021-46948 (Linux). CVSS 7.5 → 5.5 (NVD).
Description
In the Linux kernel, the following vulnerability has been resolved:
sfc: farch: fix TX queue lookup in TX event handling
We're starting from a TXQ label, not a TXQ type, so
efx_channel_get_tx_queue() is inappropriate (and could return NULL,
leading to panics).
Lifecycle
Complete event history — 3 events, chronological
| Date | Event | Detail |
| February 25, 2024 | Reserved | Reserved by Linux |
| February 27, 2024 | Published | Published (CNA: Linux) |
| August 4, 2026 | RESCORED | RESCORED — CVE-2021-46948 (Linux). CVSS 7.5 → 5.5 (NVD). |
Affected
Affected products and packages — 2 rows
| Vendor | Product / Package | Ecosystem | Version introduced | Fixed |
| Linux | Linux | — | 12804793b17c0e19115a90d98f2f3df0cb79e233 | — |
| Linux | Linux | — | 5.10 | 5.10.36 |
About this page
This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2021-46948 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.