{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2023-54279",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-12-30T12:06:44.524Z",
        "datePublished": "2025-12-30T12:16:07.018Z",
        "dateUpdated": "2026-05-11T19:58:54.080Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T19:58:54.080Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nMIPS: fw: Allow firmware to pass a empty env\n\nfw_getenv will use env entry to determine style of env,\nhowever it is legal for firmware to just pass a empty list.\n\nCheck if first entry exist before running strchr to avoid\nnull pointer dereference."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "arch/mips/fw/lib/cmdline.c"
                    ],
                    "versions": [
                        {
                            "version": "14aecdd419217e041fb5dd2749d11f58503bdf62",
                            "lessThan": "f334b31625683418aaa2a335470eec950a95a254",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "14aecdd419217e041fb5dd2749d11f58503bdf62",
                            "lessThan": "830181ddced5a05a711dc9da8043203b1f33a77e",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "14aecdd419217e041fb5dd2749d11f58503bdf62",
                            "lessThan": "0f91290774c798199ba4b8df93de5c3156b5163d",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "14aecdd419217e041fb5dd2749d11f58503bdf62",
                            "lessThan": "47e61cadc7a5f3dffd42d2d6fda81be163f1ab82",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "14aecdd419217e041fb5dd2749d11f58503bdf62",
                            "lessThan": "3ef93b7bd9e042db240843f24a80e14da38c6830",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "14aecdd419217e041fb5dd2749d11f58503bdf62",
                            "lessThan": "a6b54af407873227caef6262e992f5422cdcb6ae",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "14aecdd419217e041fb5dd2749d11f58503bdf62",
                            "lessThan": "ad79828f133e98585ab2236cad04a55eb7141bbe",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "14aecdd419217e041fb5dd2749d11f58503bdf62",
                            "lessThan": "aeed787bbbbe1b842beec9a065a36c915226f704",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "14aecdd419217e041fb5dd2749d11f58503bdf62",
                            "lessThan": "ee1809ed7bc456a72dc8410b475b73021a3a68d5",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "arch/mips/fw/lib/cmdline.c"
                    ],
                    "versions": [
                        {
                            "version": "3.10",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "3.10",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "4.14.315",
                            "lessThanOrEqual": "4.14.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "4.19.283",
                            "lessThanOrEqual": "4.19.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.4.243",
                            "lessThanOrEqual": "5.4.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.180",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.111",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.28",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.2.15",
                            "lessThanOrEqual": "6.2.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.3.2",
                            "lessThanOrEqual": "6.3.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.4",
                            "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": "3.10",
                                    "versionEndExcluding": "4.14.315"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.10",
                                    "versionEndExcluding": "4.19.283"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.10",
                                    "versionEndExcluding": "5.4.243"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.10",
                                    "versionEndExcluding": "5.10.180"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.10",
                                    "versionEndExcluding": "5.15.111"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.10",
                                    "versionEndExcluding": "6.1.28"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.10",
                                    "versionEndExcluding": "6.2.15"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.10",
                                    "versionEndExcluding": "6.3.2"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.10",
                                    "versionEndExcluding": "6.4"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/f334b31625683418aaa2a335470eec950a95a254"
                },
                {
                    "url": "https://git.kernel.org/stable/c/830181ddced5a05a711dc9da8043203b1f33a77e"
                },
                {
                    "url": "https://git.kernel.org/stable/c/0f91290774c798199ba4b8df93de5c3156b5163d"
                },
                {
                    "url": "https://git.kernel.org/stable/c/47e61cadc7a5f3dffd42d2d6fda81be163f1ab82"
                },
                {
                    "url": "https://git.kernel.org/stable/c/3ef93b7bd9e042db240843f24a80e14da38c6830"
                },
                {
                    "url": "https://git.kernel.org/stable/c/a6b54af407873227caef6262e992f5422cdcb6ae"
                },
                {
                    "url": "https://git.kernel.org/stable/c/ad79828f133e98585ab2236cad04a55eb7141bbe"
                },
                {
                    "url": "https://git.kernel.org/stable/c/aeed787bbbbe1b842beec9a065a36c915226f704"
                },
                {
                    "url": "https://git.kernel.org/stable/c/ee1809ed7bc456a72dc8410b475b73021a3a68d5"
                }
            ],
            "title": "MIPS: fw: Allow firmware to pass a empty env",
            "x_generator": {
                "engine": "bippy-1.2.0"
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    }
}