{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-89952",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2026-09-11T19:38:34.777Z",
        "datePublished": "2026-09-16T10:32:36.910Z",
        "dateUpdated": "2026-10-19T08:55:26.302Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-10-19T08:55:26.302Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmtd: rawnand: validate ONFI extended parameter page sections\n\nnand_flash_detect_ext_param_page() allocates the length declared by the\nONFI parameter page, then treats the data as a fixed header followed by\nvariable-length sections. It reads that header and advances over sections\nwithout first proving that the fixed page and each current section fit in\nthe allocation.\n\nReject pages shorter than the fixed header, track the remaining variable\narea while walking sections, and require the ECC section to contain every\nfield read from struct onfi_ext_ecc_info. Use device-scoped diagnostics\nthat identify the malformed ONFI section."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/mtd/nand/raw/nand_onfi.c"
                    ],
                    "versions": [
                        {
                            "version": "6dcbe0cdd83fb5f77be4f44c9e06c535281c375a",
                            "lessThan": "1bf148fabe6463422195b7cc43b3412533f1dc21",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6dcbe0cdd83fb5f77be4f44c9e06c535281c375a",
                            "lessThan": "c7df90bbda71549bfd981bf478ad04ddfccf4e0d",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6dcbe0cdd83fb5f77be4f44c9e06c535281c375a",
                            "lessThan": "86948f81964e40cd6472d76a6371e4f297d84db0",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6dcbe0cdd83fb5f77be4f44c9e06c535281c375a",
                            "lessThan": "ddb6ddf5be7429bb98b3368c883be51f00b31678",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6dcbe0cdd83fb5f77be4f44c9e06c535281c375a",
                            "lessThan": "12a63a0f0d17b2d26211b2524ded91a67dd5c99c",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6dcbe0cdd83fb5f77be4f44c9e06c535281c375a",
                            "lessThan": "c8f86e375b39cada09fd8cb33dd3bb3641e84a62",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6dcbe0cdd83fb5f77be4f44c9e06c535281c375a",
                            "lessThan": "23e747fe585830c43095c37c85b2757231c6917f",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6dcbe0cdd83fb5f77be4f44c9e06c535281c375a",
                            "lessThan": "e5e415262330bd70f983e091d8919d9dcd99e475",
                            "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/mtd/nand/raw/nand_onfi.c"
                    ],
                    "versions": [
                        {
                            "version": "3.12",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "3.12",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.270",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.221",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.188",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.157",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.110",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.51",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.2.5",
                            "lessThanOrEqual": "7.2.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.3",
                            "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": "3.12",
                                    "versionEndExcluding": "5.10.270"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.12",
                                    "versionEndExcluding": "5.15.221"
                                },
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                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.12",
                                    "versionEndExcluding": "6.6.157"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.12",
                                    "versionEndExcluding": "6.12.110"
                                },
                                {
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                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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                                    "versionEndExcluding": "7.2.5"
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                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.12",
                                    "versionEndExcluding": "7.3"
                                }
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                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/1bf148fabe6463422195b7cc43b3412533f1dc21"
                },
                {
                    "url": "https://git.kernel.org/stable/c/c7df90bbda71549bfd981bf478ad04ddfccf4e0d"
                },
                {
                    "url": "https://git.kernel.org/stable/c/86948f81964e40cd6472d76a6371e4f297d84db0"
                },
                {
                    "url": "https://git.kernel.org/stable/c/ddb6ddf5be7429bb98b3368c883be51f00b31678"
                },
                {
                    "url": "https://git.kernel.org/stable/c/12a63a0f0d17b2d26211b2524ded91a67dd5c99c"
                },
                {
                    "url": "https://git.kernel.org/stable/c/c8f86e375b39cada09fd8cb33dd3bb3641e84a62"
                },
                {
                    "url": "https://git.kernel.org/stable/c/23e747fe585830c43095c37c85b2757231c6917f"
                },
                {
                    "url": "https://git.kernel.org/stable/c/e5e415262330bd70f983e091d8919d9dcd99e475"
                }
            ],
            "title": "mtd: rawnand: validate ONFI extended parameter page sections",
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}