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-2022-2602

CVE-2022-2602HIGH

The Linux Kernel Organization linux — io_uring UAF, Unix SCM garbage collection

  AV  AC  PR  UI  S  C  I  A   CVSS    EPSS   %ile   KEV
   L   H   L   N  U  H  H  H    7.0   .0143   72.6     —

AFFECTED
  Product  Versions     Fixed
  linux    unspecified  —

TIMELINE
  Aug 1   Reserved by canonical
  Jan 8   Published (CNA: canonical)
  Oct 14  RESCORED — CVE-2022-2602 (The Linux Kernel Organization linux). CVSS 5.3 → 7 (NVD).

CWE-416 · CNA: canonical · CVSS v3.1 · 8 references · NVD status: Modified

Description

io_uring UAF, Unix SCM garbage collection

Lifecycle

Complete event history — 3 events, chronological
Date	Event	Detail
August 1, 2022	Reserved	Reserved by canonical
January 8, 2024	Published	Published (CNA: canonical)
October 14, 2026	RESCORED	RESCORED — CVE-2022-2602 (The Linux Kernel Organization linux). CVSS 5.3 → 7 (NVD).

Affected

Affected products and packages — 1 row
Vendor	Product / Package	Ecosystem	Version introduced	Fixed
The Linux Kernel Organization	linux	—	—	—

Weaknesses

CWE-416

References (8)

http://packetstormsecurity.com/files/176533/Linux-Broken-Unix-GC-Interaction-Use-After-Free.html
https://cert-portal.siemens.com/productcert/html/ssa-794697.html
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-2602 [Third Party Advisory]
https://ubuntu.com/security/notices/USN-5691-1 [Third Party Advisory]
https://ubuntu.com/security/notices/USN-5692-1 [Third Party Advisory]
https://ubuntu.com/security/notices/USN-5693-1 [Third Party Advisory]
https://ubuntu.com/security/notices/USN-5700-1 [Third Party Advisory]
https://ubuntu.com/security/notices/USN-5752-1 [Third Party Advisory]

Authoritative record: CVE-2022-2602 at cve.org

Vendors: the linux kernel organization

Weaknesses: CWE-416

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2022-2602 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.