Reference page — cumulative record through Monday, October 19, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.

CVE-2022-3628

CVE-2022-3628MEDIUM

n/a Kernel — A buffer overflow flaw was found in the Linux kernel Broadcom Full MAC Wi-Fi driver.

  AV  AC  PR  UI  S  C  I  A   CVSS    EPSS   %ile   KEV
   P   L   L   N  U  H  H  H    6.6   .0060   47.4     —

AFFECTED
  Product  Versions                Fixed
  Kernel   Linux kernel 6.1-rc5 –  —

TIMELINE
  Oct 21  Reserved by redhat
  Jan 12  Published (CNA: redhat)
  Oct 14  EXPLOIT PUBLISHED — CVE-2022-3628 (Kernel). Public exploit reference added.

CWE-120, CWE-119 · CNA: redhat · CVSS v3.1 · 2 references · NVD status: Modified

Description

A buffer overflow flaw was found in the Linux kernel Broadcom Full MAC Wi-Fi driver. This issue occurs when a user connects to a malicious USB device. This can allow a local user to crash the system or escalate their privileges.

Lifecycle

Complete event history — 3 events, chronological
Date	Event	Detail
October 21, 2022	Reserved	Reserved by redhat
January 12, 2023	Published	Published (CNA: redhat)
October 14, 2026	EXPLOIT PUBLISHED	EXPLOIT PUBLISHED — CVE-2022-3628 (Kernel). Public exploit reference added.

Affected

Affected products and packages — 1 row
Vendor	Product / Package	Ecosystem	Version introduced	Fixed
n/a	Kernel	—	Linux kernel 6.1-rc5	—

Weaknesses

CWE-120 · CWE-119

References (2)

https://cert-portal.siemens.com/productcert/html/ssa-794697.html
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/patch/drivers/net/wireless/broadcom/brcm80211/brcmfmac/fweh.c?id=6788ba8aed4e28e90f72d68a9d794e34eac17295 [Exploit, Mailing List, Patch, Vendor Advisory]

Authoritative record: CVE-2022-3628 at cve.org

Weaknesses: CWE-120 · CWE-119

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2022-3628 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 Monday, October 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.