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-2023-45871

CVE-2023-45871HIGH

n/a n/a — An issue was discovered in drivers/net/ethernet/intel/igb/igb_main.c in the IGB driver in the Linux kernel before 6.5.3.

  AV  AC  PR  UI  S  C  I  A   CVSS    EPSS   %ile   KEV
   A   H   N   N  U  H  H  H    7.5   .0063   49.4     —

AFFECTED
  Product  Versions  Fixed
  n/a      n/a –     —

TIMELINE
  Oct 15  Reserved by mitre
  Oct 15  Published (CNA: mitre)
  Oct 15  ENRICHED — CVE-2023-45871. Received CVSS 7.5 and CPE data from NVD.

CWE-131 · CNA: mitre · CVSS v3.1 · 6 references · NVD status: Modified

Description

An issue was discovered in drivers/net/ethernet/intel/igb/igb_main.c in the IGB driver in the Linux kernel before 6.5.3. A buffer size may not be adequate for frames larger than the MTU.

Lifecycle

Complete event history — 3 events, chronological
Date	Event	Detail
October 15, 2023	Reserved	Reserved by mitre
October 15, 2023	Published	Published (CNA: mitre)
October 15, 2026	ENRICHED	ENRICHED — CVE-2023-45871. Received CVSS 7.5 and CPE data from NVD.

Affected

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

Weaknesses

CWE-131

References (6)

https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.5.3 [Release Notes]
https://cert-portal.siemens.com/productcert/html/ssa-398330.html
https://cert-portal.siemens.com/productcert/html/ssa-794697.html
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=bb5ed01cd2428cd25b1c88a3a9cba87055eb289f [Mailing List, Patch]
https://lists.debian.org/debian-lts-announce/2024/01/msg00004.html [Mailing List, Third Party Advisory]
https://security.netapp.com/advisory/ntap-20231110-0001/ [Third Party Advisory]

Authoritative record: CVE-2023-45871 at cve.org

Weaknesses: CWE-131

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2023-45871 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.