Reference page — cumulative record through Thursday, October 8, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.

CVE-2023-53574

CVE-2023-53574MEDIUM

Linux Linux — wifi: rtw88: delete timer and free skb queue when unloading

  AV  AC  PR  UI  S  C  I  A   CVSS    EPSS   %ile   KEV
   L   L   L   N  U  N  N  H    5.5   .0014    3.1     —

AFFECTED
  Product  Versions                                    Fixed
  Linux    e3037485c68ec1a299ff41160d8fedbd4abc29b9 –  —
  Linux    5.2 –                                       6.1.189

TIMELINE
  Oct 4   Reserved by Linux
  Oct 4   Published (CNA: Linux)
  Oct 3   ENRICHED — CVE-2023-53574 (Linux). Received CVSS 5.5 and CPE data from NVD.

CWE-401 · CNA: Linux · CVSS v3.1 · 3 references · NVD status: Modified

Description

In the Linux kernel, the following vulnerability has been resolved: wifi: rtw88: delete timer and free skb queue when unloading Fix possible crash and memory leak on driver unload by deleting TX purge timer and freeing C2H queue in 'rtw_core_deinit()', shrink critical section in the latter by freeing COEX queue out of TX report lock scope.

Lifecycle

Complete event history — 3 events, chronological
Date	Event	Detail
October 4, 2025	Reserved	Reserved by Linux
October 4, 2025	Published	Published (CNA: Linux)
October 3, 2026	ENRICHED	ENRICHED — CVE-2023-53574 (Linux). Received CVSS 5.5 and CPE data from NVD.

Affected

Affected products and packages — 2 rows
Vendor	Product / Package	Ecosystem	Version introduced	Fixed
Linux	Linux	—	e3037485c68ec1a299ff41160d8fedbd4abc29b9	—
Linux	Linux	—	5.2	6.1.189

Weaknesses

CWE-401

References (3)

Authoritative record: CVE-2023-53574 at cve.org

Vendors: linux

Weaknesses: CWE-401

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2023-53574 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 Thursday, October 8, 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.