{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/ethernet/microchip/sparx5/sparx5_ethtool.c",
            "drivers/net/ethernet/microchip/sparx5/sparx5_main.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "80e590aeb132887102c3fa79d99b338f099dc952",
              "status": "affected",
              "version": "b37a1bae742f92cc9b1f777d54e04ee3d86bbfc2",
              "versionType": "git"
            },
            {
              "lessThan": "456327e565dc49d18b2f595f39f47df8a36f1057",
              "status": "affected",
              "version": "b37a1bae742f92cc9b1f777d54e04ee3d86bbfc2",
              "versionType": "git"
            },
            {
              "lessThan": "639f5d006e36bb303f525d9479448c412b720c39",
              "status": "affected",
              "version": "b37a1bae742f92cc9b1f777d54e04ee3d86bbfc2",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "drivers/net/ethernet/microchip/sparx5/sparx5_ethtool.c",
            "drivers/net/ethernet/microchip/sparx5/sparx5_main.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "5.14"
            },
            {
              "lessThan": "5.14",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.80",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.0.*",
              "status": "unaffected",
              "version": "6.0.10",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.1",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.15.80",
                  "versionStartIncluding": "5.14",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.0.10",
                  "versionStartIncluding": "5.14",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "6.1",
                  "versionStartIncluding": "5.14",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: microchip: sparx5: Fix potential null-ptr-deref in sparx_stats_init() and sparx5_start()\n\nsparx_stats_init() calls create_singlethread_workqueue() and not\nchecked the ret value, which may return NULL. And a null-ptr-deref may\nhappen:\n\nsparx_stats_init()\n    create_singlethread_workqueue() # failed, sparx5-\u003estats_queue is NULL\n    queue_delayed_work()\n        queue_delayed_work_on()\n            __queue_delayed_work()  # warning here, but continue\n                __queue_work()      # access wq-\u003eflags, null-ptr-deref\n\nCheck the ret value and return -ENOMEM if it is NULL. So as\nsparx5_start()."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-05-04T08:45:44.756Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/80e590aeb132887102c3fa79d99b338f099dc952"
        },
        {
          "url": "https://git.kernel.org/stable/c/456327e565dc49d18b2f595f39f47df8a36f1057"
        },
        {
          "url": "https://git.kernel.org/stable/c/639f5d006e36bb303f525d9479448c412b720c39"
        }
      ],
      "title": "net: microchip: sparx5: Fix potential null-ptr-deref in sparx_stats_init() and sparx5_start()",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2022-49806",
    "datePublished": "2025-05-01T14:09:32.854Z",
    "dateReserved": "2025-05-01T14:05:17.225Z",
    "dateUpdated": "2025-05-04T08:45:44.756Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2022-49806\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2025-05-01T15:16:03.920\",\"lastModified\":\"2025-05-02T13:53:20.943\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nnet: microchip: sparx5: Fix potential null-ptr-deref in sparx_stats_init() and sparx5_start()\\n\\nsparx_stats_init() calls create_singlethread_workqueue() and not\\nchecked the ret value, which may return NULL. And a null-ptr-deref may\\nhappen:\\n\\nsparx_stats_init()\\n    create_singlethread_workqueue() # failed, sparx5-\u003estats_queue is NULL\\n    queue_delayed_work()\\n        queue_delayed_work_on()\\n            __queue_delayed_work()  # warning here, but continue\\n                __queue_work()      # access wq-\u003eflags, null-ptr-deref\\n\\nCheck the ret value and return -ENOMEM if it is NULL. So as\\nsparx5_start().\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: net: microchip: sparx5: Se corrige un posible null-ptr-deref en sparx_stats_init() y sparx5_start(). sparx_stats_init() llama a create_singlethread_workqueue() y no comprueba el valor ret, lo que puede devolver NULL. Y puede ocurrir un null-ptr-deref: sparx_stats_init() create_singlethread_workqueue() # fall\u00f3, sparx5-\u0026gt;stats_queue es NULL queue_delayed_work() queue_delayed_work_on() __queue_delayed_work() # advertencia aqu\u00ed, pero contin\u00fae __queue_work() # acceso a wq-\u0026gt;flags, null-ptr-deref Compruebe el valor ret y devuelva -ENOMEM si es NULL. As\u00ed como sparx5_start().\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/456327e565dc49d18b2f595f39f47df8a36f1057\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/639f5d006e36bb303f525d9479448c412b720c39\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/80e590aeb132887102c3fa79d99b338f099dc952\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}"
  }
}