wifi: mt76: mt7915: Fix null-ptr-deref in mt7915_mmio_wed_init()

{
  "id": "1a5e895d78ec3500e7828045db28b48bbab146d36da57336e708a56a7d63f449",
  "url": "https://osv.dev/vulnerability/CVE-2025-38155",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "wifi: mt76: mt7915: Fix null-ptr-deref in mt7915_mmio_wed_init()",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7915: Fix null-ptr-deref in mt7915_mmio_wed_init() devm_ioremap() returns NULL on error. Currently, mt7915_mmio_wed_init() does not check for this case, which results in a NULL pointer dereference. Prevent null pointer dereference in mt7915_mmio_wed_init().",
    "evidence": "osv:CVE-2025-38155",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "6.6.94",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.12.34",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.15.3",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "CVE-2025-38155",
      "aliases": [
        "CVE-2025-38155"
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "type": "GIT",
              "events": [
                {
                  "introduced": "4f831d18d12da80cec0bebe5b8ca8702a528195a"
                },
                {
                  "fixed": "e9f9cef1877ac32285dbc1f31b86c8955b712fc2"
                },
                {
                  "fixed": "790d05cde359356feea8915094a51166af1629f5"
                },
                {
                  "fixed": "d825ed9fd768be10d52beba6f57a4b50c0c154aa"
                },
                {
                  "fixed": "efb95439c1477bbc955cacd0179c35e7861b437c"
                }
              ]
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-38155.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.2.0"
                },
                {
                  "fixed": "6.6.94"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.7.0"
                },
                {
                  "fixed": "6.12.34"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.13.0"
                },
                {
                  "fixed": "6.15.3"
                }
              ]
            }
          ],
          "package": {
            "name": "Kernel",
            "ecosystem": "Linux"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-38155.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:39.727340287Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/790d05cde359356feea8915094a51166af1629f5",
        "https://git.kernel.org/stable/c/d825ed9fd768be10d52beba6f57a4b50c0c154aa",
        "https://git.kernel.org/stable/c/e9f9cef1877ac32285dbc1f31b86c8955b712fc2",
        "https://git.kernel.org/stable/c/efb95439c1477bbc955cacd0179c35e7861b437c",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/38xxx/CVE-2025-38155.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2025-38155",
        "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-2025-38155.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2025-38155",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 506963,
  "published_at": "2025-07-03T08:35:58.185+00:00"
}