boxscore/security
CVE · referencelatest edition

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.

CVE-2021-46948MEDIUM
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).
CWE-476 · CNA: Linux · CVSS v3.1 · 4 references · NVD status: Modified

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
DateEventDetail
February 25, 2024ReservedReserved by Linux
February 27, 2024PublishedPublished (CNA: Linux)
August 4, 2026RESCOREDRESCORED — CVE-2021-46948 (Linux). CVSS 7.5 → 5.5 (NVD).

Affected

Affected products and packages — 2 rows
VendorProduct / PackageEcosystemVersion introducedFixed
LinuxLinux12804793b17c0e19115a90d98f2f3df0cb79e233
LinuxLinux5.105.10.36

Weaknesses

CWE-476

References (4)

Related

Authoritative record: CVE-2021-46948 at cve.org

Vendors: linux

Weaknesses: CWE-476

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.