{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2024-49968",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2024-10-21T12:17:06.051Z",
        "datePublished": "2024-10-21T18:02:18.369Z",
        "dateUpdated": "2026-07-14T12:38:11.384Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T20:43:00.462Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\next4: filesystems without casefold feature cannot be mounted with siphash\n\nWhen mounting the ext4 filesystem, if the default hash version is set to\nDX_HASH_SIPHASH but the casefold feature is not set, exit the mounting."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "fs/ext4/super.c"
                    ],
                    "versions": [
                        {
                            "version": "471fbbea7ff7061b2d6474665cb5a2ceb4fd6500",
                            "lessThan": "86b81d4eab1cd4c56f7447896232cf33472c2395",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "471fbbea7ff7061b2d6474665cb5a2ceb4fd6500",
                            "lessThan": "11bd1c279bac701ba91119875796ffff3b98250e",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "471fbbea7ff7061b2d6474665cb5a2ceb4fd6500",
                            "lessThan": "52c4538a92da6f3242d4140c03ddc5ee71b39ba8",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "471fbbea7ff7061b2d6474665cb5a2ceb4fd6500",
                            "lessThan": "e1373903db6c4ac994de0d18076280ad88e12dee",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "471fbbea7ff7061b2d6474665cb5a2ceb4fd6500",
                            "lessThan": "985b67cd86392310d9e9326de941c22fc9340eec",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "fs/ext4/super.c"
                    ],
                    "versions": [
                        {
                            "version": "5.13",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "5.13",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.198",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.160",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.120",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.11.3",
                            "lessThanOrEqual": "6.11.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12",
                            "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": "5.13",
                                    "versionEndExcluding": "5.15.198"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.13",
                                    "versionEndExcluding": "6.1.160"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.13",
                                    "versionEndExcluding": "6.6.120"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.13",
                                    "versionEndExcluding": "6.11.3"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.13",
                                    "versionEndExcluding": "6.12"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/86b81d4eab1cd4c56f7447896232cf33472c2395"
                },
                {
                    "url": "https://git.kernel.org/stable/c/11bd1c279bac701ba91119875796ffff3b98250e"
                },
                {
                    "url": "https://git.kernel.org/stable/c/52c4538a92da6f3242d4140c03ddc5ee71b39ba8"
                },
                {
                    "url": "https://git.kernel.org/stable/c/e1373903db6c4ac994de0d18076280ad88e12dee"
                },
                {
                    "url": "https://git.kernel.org/stable/c/985b67cd86392310d9e9326de941c22fc9340eec"
                }
            ],
            "title": "ext4: filesystems without casefold feature cannot be mounted with siphash",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        },
        "adp": [
            {
                "metrics": [
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "id": "CVE-2024-49968",
                                "role": "CISA Coordinator",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
                                    {
                                        "Automatable": "no"
                                    },
                                    {
                                        "Technical Impact": "partial"
                                    }
                                ],
                                "version": "2.0.3",
                                "timestamp": "2024-10-22T13:34:11.259486Z"
                            }
                        }
                    }
                ],
                "title": "CISA ADP Vulnrichment",
                "providerMetadata": {
                    "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
                    "shortName": "CISA-ADP",
                    "dateUpdated": "2024-10-22T13:38:46.654Z"
                }
            },
            {
                "x_adpType": "supplier",
                "providerMetadata": {
                    "orgId": "0b142b55-0307-4c5a-b3c9-f314f3fb7c5e",
                    "shortName": "siemens-SADP",
                    "dateUpdated": "2026-07-14T12:38:11.384Z"
                },
                "affected": [
                    {
                        "vendor": "Siemens",
                        "product": "SIMATIC S7-1500 CPU 1518-4 PN/DP MFP",
                        "versions": [
                            {
                                "status": "affected",
                                "version": "V3.1.6",
                                "lessThan": "*",
                                "versionType": "custom"
                            }
                        ],
                        "defaultStatus": "unknown"
                    },
                    {
                        "vendor": "Siemens",
                        "product": "SIMATIC S7-1500 CPU 1518-4 PN/DP MFP",
                        "versions": [
                            {
                                "status": "affected",
                                "version": "V3.1.6",
                                "lessThan": "*",
                                "versionType": "custom"
                            }
                        ],
                        "defaultStatus": "unknown"
                    },
                    {
                        "vendor": "Siemens",
                        "product": "SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP",
                        "versions": [
                            {
                                "status": "affected",
                                "version": "V3.1.6",
                                "lessThan": "*",
                                "versionType": "custom"
                            }
                        ],
                        "defaultStatus": "unknown"
                    },
                    {
                        "vendor": "Siemens",
                        "product": "SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP",
                        "versions": [
                            {
                                "status": "affected",
                                "version": "V3.1.6",
                                "lessThan": "*",
                                "versionType": "custom"
                            }
                        ],
                        "defaultStatus": "unknown"
                    },
                    {
                        "vendor": "Siemens",
                        "product": "SIPLUS S7-1500 CPU 1518-4 PN/DP MFP",
                        "versions": [
                            {
                                "status": "affected",
                                "version": "V3.1.6",
                                "lessThan": "*",
                                "versionType": "custom"
                            }
                        ],
                        "defaultStatus": "unknown"
                    }
                ],
                "references": [
                    {
                        "url": "https://cert-portal.siemens.com/productcert/html/ssa-019113.html"
                    }
                ]
            }
        ]
    }
}