{
    "data_version": "4.0",
    "data_type": "CVE",
    "data_format": "MITRE",
    "CVE_data_meta": {
        "ID": "CVE-2022-48908",
        "ASSIGNER": "cve@kernel.org",
        "STATE": "PUBLIC"
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "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."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "n/a"
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    "affects": {
        "vendor": {
            "vendor_data": [
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                    "vendor_name": "Linux",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "Linux",
                                "version": {
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                                            "version_affected": "<",
                                            "version_name": "8c14f9c70327",
                                            "version_value": "8e3bc7c5bbf8"
                                        },
                                        {
                                            "version_value": "not down converted",
                                            "x_cve_json_5_version_data": {
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                                                    {
                                                        "version": "3.18",
                                                        "status": "affected"
                                                    },
                                                    {
                                                        "version": "0",
                                                        "lessThan": "3.18",
                                                        "status": "unaffected",
                                                        "versionType": "custom"
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                                                    {
                                                        "version": "4.9.305",
                                                        "lessThanOrEqual": "4.9.*",
                                                        "status": "unaffected",
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                                                    {
                                                        "version": "4.14.270",
                                                        "lessThanOrEqual": "4.14.*",
                                                        "status": "unaffected",
                                                        "versionType": "custom"
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                                                    {
                                                        "version": "4.19.233",
                                                        "lessThanOrEqual": "4.19.*",
                                                        "status": "unaffected",
                                                        "versionType": "custom"
                                                    },
                                                    {
                                                        "version": "5.4.183",
                                                        "lessThanOrEqual": "5.4.*",
                                                        "status": "unaffected",
                                                        "versionType": "custom"
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                                                    {
                                                        "version": "5.10.104",
                                                        "lessThanOrEqual": "5.10.*",
                                                        "status": "unaffected",
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                                                        "lessThanOrEqual": "5.15.*",
                                                        "status": "unaffected",
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                                                    {
                                                        "version": "5.16.13",
                                                        "lessThanOrEqual": "5.16.*",
                                                        "status": "unaffected",
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                                                    {
                                                        "version": "5.17",
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                                                        "status": "unaffected",
                                                        "versionType": "original_commit_for_fix"
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