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-2023-2898

CVE-2023-2898MEDIUM

n/a Kernel — There is a null-pointer-dereference flaw found in f2fs_write_end_io in fs/f2fs/data.c in the Linux kernel.

  AV  AC  PR  UI  S  C  I  A   CVSS    EPSS   %ile   KEV
   L   H   L   N  U  N  N  H    4.7   .0019    8.0     —

AFFECTED
  Product  Versions  Fixed
  Kernel   NA –      —

TIMELINE
  May 25  Reserved by redhat
  May 26  Published (CNA: redhat)
  Oct 14  ENRICHED — CVE-2023-2898 (Kernel). Received CVSS 4.7 and CPE data from NVD.

CWE-362, CWE-476 · CNA: redhat · CVSS v3.1 · 7 references · NVD status: Modified

Description

There is a null-pointer-dereference flaw found in f2fs_write_end_io in fs/f2fs/data.c in the Linux kernel. This flaw allows a local privileged user to cause a denial of service problem.

Lifecycle

Complete event history — 3 events, chronological
Date	Event	Detail
May 25, 2023	Reserved	Reserved by redhat
May 26, 2023	Published	Published (CNA: redhat)
October 14, 2026	ENRICHED	ENRICHED — CVE-2023-2898 (Kernel). Received CVSS 4.7 and CPE data from NVD.

Affected

Affected products and packages — 1 row
Vendor	Product / Package	Ecosystem	Version introduced	Fixed
n/a	Kernel	—	NA	—

Weaknesses

CWE-362 · CWE-476

References (7)

https://cert-portal.siemens.com/productcert/html/ssa-794697.html
https://cert-portal.siemens.com/productcert/html/ssa-831302.html
https://lists.debian.org/debian-lts-announce/2023/10/msg00027.html [Mailing List, Third Party Advisory]
https://lore.kernel.org/linux-f2fs-devel/20230522124203.3838360-1-chao%40kernel.org/ [Patch]
https://security.netapp.com/advisory/ntap-20230929-0002/ [Third Party Advisory]
https://www.debian.org/security/2023/dsa-5480 [Third Party Advisory]
https://www.debian.org/security/2023/dsa-5492 [Third Party Advisory]

Authoritative record: CVE-2023-2898 at cve.org

Weaknesses: CWE-362 · CWE-476

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2023-2898 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.