{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2023-54240",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-12-30T12:06:44.509Z",
        "datePublished": "2025-12-30T12:11:29.039Z",
        "dateUpdated": "2026-05-11T19:58:09.830Z"
    },
    "containers": {
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                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T19:58:09.830Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: ethernet: mtk_eth_soc: fix possible NULL pointer dereference in mtk_hwlro_get_fdir_all()\n\nrule_locs is allocated in ethtool_get_rxnfc and the size is determined by\nrule_cnt from user space. So rule_cnt needs to be check before using\nrule_locs to avoid NULL pointer dereference."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/net/ethernet/mediatek/mtk_eth_soc.c"
                    ],
                    "versions": [
                        {
                            "version": "7aab747e5563ecbc9f3cb64ddea13fe7b9fee2bd",
                            "lessThan": "7776591e5ae2befff86579f68916a171971c6aab",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
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                            "lessThan": "751b2e22a188b0c306029d094da29b6b8de31430",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "7aab747e5563ecbc9f3cb64ddea13fe7b9fee2bd",
                            "lessThan": "653fbddbdfc6673bba01b13dae5a4384ad8f92ec",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "7aab747e5563ecbc9f3cb64ddea13fe7b9fee2bd",
                            "lessThan": "75f2de75c1182e80708c932418e4895dbc88b68f",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "7aab747e5563ecbc9f3cb64ddea13fe7b9fee2bd",
                            "lessThan": "072324cfab9b96071c0782f51f53cc5aea1e9d5b",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "7aab747e5563ecbc9f3cb64ddea13fe7b9fee2bd",
                            "lessThan": "ff5faed5f5487b0fd2b640ba1304f82a5ebaab42",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "7aab747e5563ecbc9f3cb64ddea13fe7b9fee2bd",
                            "lessThan": "fe0195fe48f85182bc7e7eabcad925bd3cbc10f5",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "7aab747e5563ecbc9f3cb64ddea13fe7b9fee2bd",
                            "lessThan": "e4c79810755f66c9a933ca810da2724133b1165a",
                            "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/mediatek/mtk_eth_soc.c"
                    ],
                    "versions": [
                        {
                            "version": "4.9",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "4.9",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "4.14.326",
                            "lessThanOrEqual": "4.14.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "4.19.295",
                            "lessThanOrEqual": "4.19.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.4.257",
                            "lessThanOrEqual": "5.4.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.195",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.132",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.54",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.5.4",
                            "lessThanOrEqual": "6.5.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6",
                            "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": "4.9",
                                    "versionEndExcluding": "4.14.326"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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                                {
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                                    "versionStartIncluding": "4.9",
                                    "versionEndExcluding": "6.6"
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            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/7776591e5ae2befff86579f68916a171971c6aab"
                },
                {
                    "url": "https://git.kernel.org/stable/c/751b2e22a188b0c306029d094da29b6b8de31430"
                },
                {
                    "url": "https://git.kernel.org/stable/c/653fbddbdfc6673bba01b13dae5a4384ad8f92ec"
                },
                {
                    "url": "https://git.kernel.org/stable/c/75f2de75c1182e80708c932418e4895dbc88b68f"
                },
                {
                    "url": "https://git.kernel.org/stable/c/072324cfab9b96071c0782f51f53cc5aea1e9d5b"
                },
                {
                    "url": "https://git.kernel.org/stable/c/ff5faed5f5487b0fd2b640ba1304f82a5ebaab42"
                },
                {
                    "url": "https://git.kernel.org/stable/c/fe0195fe48f85182bc7e7eabcad925bd3cbc10f5"
                },
                {
                    "url": "https://git.kernel.org/stable/c/e4c79810755f66c9a933ca810da2724133b1165a"
                }
            ],
            "title": "net: ethernet: mtk_eth_soc: fix possible NULL pointer dereference in mtk_hwlro_get_fdir_all()",
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