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-2022-48720MEDIUM
Linux Linux — net: macsec: Fix offload support for NETDEV_UNREGISTER event
  AV  AC  PR  UI  S  C  I  A   CVSS    EPSS   %ile   KEV
   L   L   L   N  U  H  N  N    5.5   .0023   14.0     —
AFFECTED
  Product  Versions                                    Fixed
  Linux    3cf3227a21d1fb020fe26128e60321bd2151e922 –  —
  Linux    5.6 –                                       5.10.99
TIMELINE
  Jun 20  Reserved by Linux
  Jun 20  Published (CNA: Linux)
  Aug 4   RESCORED — CVE-2022-48720 (Linux). CVSS 7.8 → 5.5 (NVD).
CNA: Linux · CVSS v3.1 · 4 references · NVD status: Modified

Description

In the Linux kernel, the following vulnerability has been resolved: net: macsec: Fix offload support for NETDEV_UNREGISTER event Current macsec netdev notify handler handles NETDEV_UNREGISTER event by releasing relevant SW resources only, this causes resources leak in case of macsec HW offload, as the underlay driver was not notified to clean it's macsec offload resources. Fix by calling the underlay driver to clean it's relevant resources by moving offload handling from macsec_dellink() to macsec_common_dellink() when handling NETDEV_UNREGISTER event.

Lifecycle

Complete event history — 3 events, chronological
DateEventDetail
June 20, 2024ReservedReserved by Linux
June 20, 2024PublishedPublished (CNA: Linux)
August 4, 2026RESCOREDRESCORED — CVE-2022-48720 (Linux). CVSS 7.8 → 5.5 (NVD).

Affected

Affected products and packages — 2 rows
VendorProduct / PackageEcosystemVersion introducedFixed
LinuxLinux3cf3227a21d1fb020fe26128e60321bd2151e922
LinuxLinux5.65.10.99

References (4)

Related

Authoritative record: CVE-2022-48720 at cve.org

Vendors: linux

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2022-48720 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.