{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-98892",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2026-09-25T10:25:14.378Z",
        "datePublished": "2026-10-23T11:37:52.692Z",
        "dateUpdated": "2026-10-26T06:56:18.073Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-10-26T06:56:18.073Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nfirmware: arm_scmi: Validate BASE_ERROR_EVENT payload size\n\nBASE_ERROR_EVENT carries a variable number of message reports,\nwith the count encoded in error_status. The notification parser used\nthat count without checking whether the received payload contained all\nreported entries.\n\nReject truncated payloads before copying the report array."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/firmware/arm_scmi/base.c"
                    ],
                    "versions": [
                        {
                            "version": "585dfab3fb80e67b3a54790b3d5ef2991feb3950",
                            "lessThan": "4a754704698017ced0b657c92b468035faad00ed",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "585dfab3fb80e67b3a54790b3d5ef2991feb3950",
                            "lessThan": "28d65a0a46435d48b96b6943c518095dff1602a1",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "585dfab3fb80e67b3a54790b3d5ef2991feb3950",
                            "lessThan": "890a9c3bf9dae90dcabded9d8e10c708a13779f7",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "585dfab3fb80e67b3a54790b3d5ef2991feb3950",
                            "lessThan": "c0742f23ec13fb6f5e0cd884323467a6c127d3c2",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "585dfab3fb80e67b3a54790b3d5ef2991feb3950",
                            "lessThan": "bd8bc95ef2daa3bac56197cffcbf2d4c5ed42216",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "585dfab3fb80e67b3a54790b3d5ef2991feb3950",
                            "lessThan": "cb77a50d1114c0c9e084176301a8e094d383edfa",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "585dfab3fb80e67b3a54790b3d5ef2991feb3950",
                            "lessThan": "56e7e64cdd0e7209a58c8ec66028d63387402919",
                            "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/firmware/arm_scmi/base.c"
                    ],
                    "versions": [
                        {
                            "version": "5.9",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "5.9",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.271",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.222",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.189",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.158",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.111",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.53",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.2",
                            "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": "5.9",
                                    "versionEndExcluding": "5.10.271"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.9",
                                    "versionEndExcluding": "5.15.222"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.9",
                                    "versionEndExcluding": "6.1.189"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.9",
                                    "versionEndExcluding": "6.6.158"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.9",
                                    "versionEndExcluding": "6.12.111"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.9",
                                    "versionEndExcluding": "6.18.53"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.9",
                                    "versionEndExcluding": "7.2"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/4a754704698017ced0b657c92b468035faad00ed"
                },
                {
                    "url": "https://git.kernel.org/stable/c/28d65a0a46435d48b96b6943c518095dff1602a1"
                },
                {
                    "url": "https://git.kernel.org/stable/c/890a9c3bf9dae90dcabded9d8e10c708a13779f7"
                },
                {
                    "url": "https://git.kernel.org/stable/c/c0742f23ec13fb6f5e0cd884323467a6c127d3c2"
                },
                {
                    "url": "https://git.kernel.org/stable/c/bd8bc95ef2daa3bac56197cffcbf2d4c5ed42216"
                },
                {
                    "url": "https://git.kernel.org/stable/c/cb77a50d1114c0c9e084176301a8e094d383edfa"
                },
                {
                    "url": "https://git.kernel.org/stable/c/56e7e64cdd0e7209a58c8ec66028d63387402919"
                }
            ],
            "title": "firmware: arm_scmi: Validate BASE_ERROR_EVENT payload size",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}