{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2022-49806",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-05-01T14:05:17.225Z",
        "datePublished": "2025-05-01T14:09:32.854Z",
        "dateUpdated": "2026-05-11T19:07:09.079Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T19:07:09.079Z"
            },
            "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->stats_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->flags, null-ptr-deref\n\nCheck the ret value and return -ENOMEM if it is NULL. So as\nsparx5_start()."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/net/ethernet/microchip/sparx5/sparx5_ethtool.c",
                        "drivers/net/ethernet/microchip/sparx5/sparx5_main.c"
                    ],
                    "versions": [
                        {
                            "version": "b37a1bae742f92cc9b1f777d54e04ee3d86bbfc2",
                            "lessThan": "80e590aeb132887102c3fa79d99b338f099dc952",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "b37a1bae742f92cc9b1f777d54e04ee3d86bbfc2",
                            "lessThan": "456327e565dc49d18b2f595f39f47df8a36f1057",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "b37a1bae742f92cc9b1f777d54e04ee3d86bbfc2",
                            "lessThan": "639f5d006e36bb303f525d9479448c412b720c39",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/net/ethernet/microchip/sparx5/sparx5_ethtool.c",
                        "drivers/net/ethernet/microchip/sparx5/sparx5_main.c"
                    ],
                    "versions": [
                        {
                            "version": "5.14",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "5.14",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.80",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.0.10",
                            "lessThanOrEqual": "6.0.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }
            ],
            "cpeApplicability": [
                {
                    "nodes": [
                        {
                            "operator": "OR",
                            "negate": false,
                            "cpeMatch": [
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.14",
                                    "versionEndExcluding": "5.15.80"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.14",
                                    "versionEndExcluding": "6.0.10"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.14",
                                    "versionEndExcluding": "6.1"
                                }
                            ]
                        }
                    ]
                }
            ],
            "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"
            }
        }
    }
}