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net: lan743x: Modify the EEPROM and OTP size for PCI1xxxx devices

Type: advisorySources: OSV

In the Linux kernel, the following vulnerability has been resolved: net: lan743x: Modify the EEPROM and OTP size for PCI1xxxx devices Maximum OTP and EEPROM size for hearthstone PCI1xxxx devices are 8 Kb and 64 Kb respectively. Adjust max size definitions and return correct EEPROM length based on device. Also prevent out-of-bound read/write.

Products
Kernel
Affected versions
Not specified
Fixed versions
6.1.142, 6.12.35, 6.15.4, 6.6.95
CVEs
CVE-2025-38422
Confirmed fixed CVEs
Not specified
Updated in this feed
3 Nov 2026, 06:50 UTC · Revision 1

Source evidence

net: lan743x: Modify the EEPROM and OTP size for PCI1xxxx devices

core-osv · Original source

Published 25 Jul 2025, 14:16 UTC

In the Linux kernel, the following vulnerability has been resolved: net: lan743x: Modify the EEPROM and OTP size for PCI1xxxx devices Maximum OTP and EEPROM size for hearthstone PCI1xxxx devices are 8 Kb and 64 Kb respectively. Adjust max size definitions and return correct EEPROM length based on device. Also prevent out-of-bound read/write.

osv:CVE-2025-38422

Kernel

Fixed versions: 6.1.142, 6.6.95, 6.12.35, 6.15.4

Complete source record
{
  "id": "25607de9259dfb0e05139a0e5129e0e673fcab3afadab9ff06bd3530abb938a2",
  "url": "https://osv.dev/vulnerability/CVE-2025-38422",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "net: lan743x: Modify the EEPROM and OTP size for PCI1xxxx devices",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: net: lan743x: Modify the EEPROM and OTP size for PCI1xxxx devices Maximum OTP and EEPROM size for hearthstone PCI1xxxx devices are 8 Kb and 64 Kb respectively. Adjust max size definitions and return correct EEPROM length based on device. Also prevent out-of-bound read/write.",
    "evidence": "osv:CVE-2025-38422",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "6.1.142",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.6.95",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.12.35",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.15.4",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "high",
    "structured": {
      "id": "CVE-2025-38422",
      "aliases": [
        "CVE-2025-38422"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "type": "GIT",
              "events": [
                {
                  "introduced": "695846047aa9b4bb387473a9fd227a51ae7de5e9"
                },
                {
                  "fixed": "6b4201d74d0a49af2123abf2c9d142e59566714b"
                },
                {
                  "fixed": "088279ff18cdc437d6fac5890e0c52c624f78a5b"
                },
                {
                  "fixed": "51318d644c993b3f7a60b8616a6a5adc1e967cd2"
                },
                {
                  "fixed": "9c41d2a2aa3817946eb613522200cab55513ddaa"
                },
                {
                  "fixed": "3b9935586a9b54d2da27901b830d3cf46ad66a1e"
                }
              ]
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-38422.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "4.19.0"
                },
                {
                  "fixed": "6.1.142"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.2.0"
                },
                {
                  "fixed": "6.6.95"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.7.0"
                },
                {
                  "fixed": "6.12.35"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.13.0"
                },
                {
                  "fixed": "6.15.4"
                }
              ]
            }
          ],
          "package": {
            "name": "Kernel",
            "ecosystem": "Linux"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-38422.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:26.614232588Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/088279ff18cdc437d6fac5890e0c52c624f78a5b",
        "https://git.kernel.org/stable/c/3b9935586a9b54d2da27901b830d3cf46ad66a1e",
        "https://git.kernel.org/stable/c/51318d644c993b3f7a60b8616a6a5adc1e967cd2",
        "https://git.kernel.org/stable/c/6b4201d74d0a49af2123abf2c9d142e59566714b",
        "https://git.kernel.org/stable/c/9c41d2a2aa3817946eb613522200cab55513ddaa",
        "https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/38xxx/CVE-2025-38422.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2025-38422",
        "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
      ],
      "provider_metadata": {
        "cna_assigner": "Linux",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/38xxx/CVE-2025-38422.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2025-38422",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 493142,
  "published_at": "2025-07-25T14:16:43.109+00:00"
}