{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.1",
    "cveMetadata": {
        "cveId": "CVE-2022-48908",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2024-08-21T06:06:23.293Z",
        "datePublished": "2024-08-22T01:30:49.441Z",
        "dateUpdated": "2024-09-12T17:33:12.055Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2024-08-22T03:30:38.816Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: arcnet: com20020: Fix null-ptr-deref in com20020pci_probe()\n\nDuring driver initialization, the pointer of card info, i.e. the\nvariable 'ci' is required. However, the definition of\n'com20020pci_id_table' reveals that this field is empty for some\ndevices, which will cause null pointer dereference when initializing\nthese devices.\n\nThe following log reveals it:\n\n[    3.973806] KASAN: null-ptr-deref in range [0x0000000000000028-0x000000000000002f]\n[    3.973819] RIP: 0010:com20020pci_probe+0x18d/0x13e0 [com20020_pci]\n[    3.975181] Call Trace:\n[    3.976208]  local_pci_probe+0x13f/0x210\n[    3.977248]  pci_device_probe+0x34c/0x6d0\n[    3.977255]  ? pci_uevent+0x470/0x470\n[    3.978265]  really_probe+0x24c/0x8d0\n[    3.978273]  __driver_probe_device+0x1b3/0x280\n[    3.979288]  driver_probe_device+0x50/0x370\n\nFix this by checking whether the 'ci' is a null pointer first."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/net/arcnet/com20020-pci.c"
                    ],
                    "versions": [
                        {
                            "version": "8c14f9c70327",
                            "lessThan": "8e3bc7c5bbf8",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "8c14f9c70327",
                            "lessThan": "b1ee6b9340a3",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "8c14f9c70327",
                            "lessThan": "b838add93e1d",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "8c14f9c70327",
                            "lessThan": "e50c589678e5",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "8c14f9c70327",
                            "lessThan": "5f394102ee27",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "8c14f9c70327",
                            "lessThan": "ea372aab5490",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "8c14f9c70327",
                            "lessThan": "ca0bdff4249a",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "8c14f9c70327",
                            "lessThan": "bd6f1fd5d33d",
                            "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/arcnet/com20020-pci.c"
                    ],
                    "versions": [
                        {
                            "version": "3.18",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "3.18",
                            "status": "unaffected",
                            "versionType": "custom"
                        },
                        {
                            "version": "4.9.305",
                            "lessThanOrEqual": "4.9.*",
                            "status": "unaffected",
                            "versionType": "custom"
                        },
                        {
                            "version": "4.14.270",
                            "lessThanOrEqual": "4.14.*",
                            "status": "unaffected",
                            "versionType": "custom"
                        },
                        {
                            "version": "4.19.233",
                            "lessThanOrEqual": "4.19.*",
                            "status": "unaffected",
                            "versionType": "custom"
                        },
                        {
                            "version": "5.4.183",
                            "lessThanOrEqual": "5.4.*",
                            "status": "unaffected",
                            "versionType": "custom"
                        },
                        {
                            "version": "5.10.104",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "custom"
                        },
                        {
                            "version": "5.15.27",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "custom"
                        },
                        {
                            "version": "5.16.13",
                            "lessThanOrEqual": "5.16.*",
                            "status": "unaffected",
                            "versionType": "custom"
                        },
                        {
                            "version": "5.17",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/8e3bc7c5bbf87e86e9cd652ca2a9166942d86206"
                },
                {
                    "url": "https://git.kernel.org/stable/c/b1ee6b9340a38bdb9e5c90f0eac5b22b122c3049"
                },
                {
                    "url": "https://git.kernel.org/stable/c/b838add93e1dd98210482dc433768daaf752bdef"
                },
                {
                    "url": "https://git.kernel.org/stable/c/e50c589678e50f8d574612e473ca60ef45190896"
                },
                {
                    "url": "https://git.kernel.org/stable/c/5f394102ee27dbf051a4e283390cd8d1759dacea"
                },
                {
                    "url": "https://git.kernel.org/stable/c/ea372aab54903310756217d81610901a8e66cb7d"
                },
                {
                    "url": "https://git.kernel.org/stable/c/ca0bdff4249a644f2ca7a49d410d95b8dacf1f72"
                },
                {
                    "url": "https://git.kernel.org/stable/c/bd6f1fd5d33dfe5d1b4f2502d3694a7cc13f166d"
                }
            ],
            "title": "net: arcnet: com20020: Fix null-ptr-deref in com20020pci_probe()",
            "x_generator": {
                "engine": "bippy-c9c4e1df01b2"
            }
        },
        "adp": [
            {
                "metrics": [
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "id": "CVE-2022-48908",
                                "role": "CISA Coordinator",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
                                    {
                                        "Automatable": "no"
                                    },
                                    {
                                        "Technical Impact": "partial"
                                    }
                                ],
                                "version": "2.0.3",
                                "timestamp": "2024-09-10T15:34:10.946683Z"
                            }
                        }
                    }
                ],
                "title": "CISA ADP Vulnrichment",
                "providerMetadata": {
                    "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
                    "shortName": "CISA-ADP",
                    "dateUpdated": "2024-09-12T17:33:12.055Z"
                }
            }
        ]
    }
}