{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2023-54105",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-12-24T13:02:52.517Z",
        "datePublished": "2025-12-24T13:06:30.053Z",
        "dateUpdated": "2026-05-11T19:55:34.267Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T19:55:34.267Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ncan: isotp: check CAN address family in isotp_bind()\n\nAdd missing check to block non-AF_CAN binds.\n\nSyzbot created some code which matched the right sockaddr struct size\nbut used AF_XDP (0x2C) instead of AF_CAN (0x1D) in the address family\nfield:\n\nbind$xdp(r2, &(0x7f0000000540)={0x2c, 0x0, r4, 0x0, r2}, 0x10)\n                                ^^^^\nThis has no funtional impact but the userspace should be notified about\nthe wrong address family field content."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "net/can/isotp.c"
                    ],
                    "versions": [
                        {
                            "version": "e057dd3fc20ffb3d7f150af46542a51b59b90127",
                            "lessThan": "de3c02383aa678f6799402ac47fdd89cf4bfcaa9",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "e057dd3fc20ffb3d7f150af46542a51b59b90127",
                            "lessThan": "2fc6f337257f4f7c21ecff429241f7acaa6df4e8",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "e057dd3fc20ffb3d7f150af46542a51b59b90127",
                            "lessThan": "9427584c2f153d0677ef3bad6f44028c60d728c4",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "e057dd3fc20ffb3d7f150af46542a51b59b90127",
                            "lessThan": "dd4faace51e41a82a8c0770ee0cc26088f9d9d06",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "e057dd3fc20ffb3d7f150af46542a51b59b90127",
                            "lessThan": "c6adf659a8ba85913e16a571d5a9bcd17d3d1234",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "net/can/isotp.c"
                    ],
                    "versions": [
                        {
                            "version": "5.10",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "5.10",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.200",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.138",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.16",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.2.3",
                            "lessThanOrEqual": "6.2.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.3",
                            "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": "5.10",
                                    "versionEndExcluding": "5.10.200"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.10",
                                    "versionEndExcluding": "5.15.138"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.10",
                                    "versionEndExcluding": "6.1.16"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.10",
                                    "versionEndExcluding": "6.2.3"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.10",
                                    "versionEndExcluding": "6.3"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/de3c02383aa678f6799402ac47fdd89cf4bfcaa9"
                },
                {
                    "url": "https://git.kernel.org/stable/c/2fc6f337257f4f7c21ecff429241f7acaa6df4e8"
                },
                {
                    "url": "https://git.kernel.org/stable/c/9427584c2f153d0677ef3bad6f44028c60d728c4"
                },
                {
                    "url": "https://git.kernel.org/stable/c/dd4faace51e41a82a8c0770ee0cc26088f9d9d06"
                },
                {
                    "url": "https://git.kernel.org/stable/c/c6adf659a8ba85913e16a571d5a9bcd17d3d1234"
                }
            ],
            "title": "can: isotp: check CAN address family in isotp_bind()",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}