of: overlay: fix null pointer dereferencing in find_dup_cset_node_entry() and find_dup_cset_prop()

{
  "id": "da748d1f3aff134ad486dbd088f92aa164a48446f0946a82860f718df860cd16",
  "url": "https://osv.dev/vulnerability/CVE-2022-50875",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "of: overlay: fix null pointer dereferencing in find_dup_cset_node_entry() and find_dup_cset_prop()",
    "summary": "In the Linux kernel, the following vulnerability has been resolved: of: overlay: fix null pointer dereferencing in find_dup_cset_node_entry() and find_dup_cset_prop() When kmalloc() fail to allocate memory in kasprintf(), fn_1 or fn_2 will be NULL, and strcmp() will cause null pointer dereference.",
    "evidence": "osv:CVE-2022-50875",
    "products": [
      {
        "name": {
          "value": "Kernel",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "5.4.229",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "5.10.163",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "5.15.86",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.0.16",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.1.2",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "CVE-2022-50875",
      "aliases": [
        "CVE-2022-50875"
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "type": "GIT",
              "events": [
                {
                  "introduced": "2fe0e8769df9fed5098daea7db933bc414c329d7"
                },
                {
                  "fixed": "9ec5781879b4535ad59b5354b385825378e45618"
                },
                {
                  "fixed": "2b4af99b44861646013821019dd13a4ac48c0219"
                },
                {
                  "fixed": "ce1b3a41e7964cb8dd56a702a95dd90ad27f51cd"
                },
                {
                  "fixed": "ab5bb7bbacf531de8e32912cc2e21f906113cee8"
                },
                {
                  "fixed": "71d88c7453ec3d2ceff98e18ce4d6354abd3b5b6"
                },
                {
                  "fixed": "ee9d7a0e754568180a2f8ebc4aad226278a9116f"
                }
              ]
            }
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-50875.json"
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.0.0"
                },
                {
                  "fixed": "5.4.229"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.5.0"
                },
                {
                  "fixed": "5.10.163"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.11.0"
                },
                {
                  "fixed": "5.15.86"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "5.16.0"
                },
                {
                  "fixed": "6.0.16"
                }
              ]
            },
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "6.1.0"
                },
                {
                  "fixed": "6.1.2"
                }
              ]
            }
          ],
          "package": {
            "name": "Kernel",
            "ecosystem": "Linux"
          },
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-50875.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:42.442252381Z",
      "provider": "osv",
      "references": [
        "https://git.kernel.org/stable/c/2b4af99b44861646013821019dd13a4ac48c0219",
        "https://git.kernel.org/stable/c/71d88c7453ec3d2ceff98e18ce4d6354abd3b5b6",
        "https://git.kernel.org/stable/c/9ec5781879b4535ad59b5354b385825378e45618",
        "https://git.kernel.org/stable/c/ab5bb7bbacf531de8e32912cc2e21f906113cee8",
        "https://git.kernel.org/stable/c/ce1b3a41e7964cb8dd56a702a95dd90ad27f51cd",
        "https://git.kernel.org/stable/c/ee9d7a0e754568180a2f8ebc4aad226278a9116f",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50875.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2022-50875",
        "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/2022/50xxx/CVE-2022-50875.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2022-50875",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 510180,
  "published_at": "2025-12-30T12:23:16.108+00:00"
}