{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-80711",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2026-08-26T14:34:25.788Z",
        "datePublished": "2026-08-28T06:53:10.631Z",
        "dateUpdated": "2026-08-28T06:53:10.631Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-08-28T06:53:10.631Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\npower: supply: max17040: handle missing status supplier\n\nMAX17040 does not report charger state itself, so the driver forwards\nPOWER_SUPPLY_PROP_STATUS to a supplier power supply. If no supplier is\nregistered, power_supply_get_property_from_supplier() returns -ENODEV and\nleaves the output value untouched.\n\nmax17040_get_property() currently ignores that error and returns success,\nso userspace can read an uninitialized status value from the battery power\nsupply. This happens on systems that use the fuel gauge without a charger\nsupplier relationship in firmware.\n\nReturn POWER_SUPPLY_STATUS_UNKNOWN when no supplier provides STATUS, and\npropagate other supplier lookup errors."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/power/supply/max17040_battery.c"
                    ],
                    "versions": [
                        {
                            "version": "f4b782af61ae7bbf93008d5809b0e3a8ac2bb88e",
                            "lessThan": "91ac995a6f4ddf4f92b231b080544abf23a9b871",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "f4b782af61ae7bbf93008d5809b0e3a8ac2bb88e",
                            "lessThan": "b039f13e095d28a64ca6b21d0ee5440d8b048f37",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "f4b782af61ae7bbf93008d5809b0e3a8ac2bb88e",
                            "lessThan": "ee2ea0c452edc0930e7395b080dccd5a1cb965e1",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "f4b782af61ae7bbf93008d5809b0e3a8ac2bb88e",
                            "lessThan": "725668c6b6aa3971fe850659102c250d0d676e18",
                            "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/power/supply/max17040_battery.c"
                    ],
                    "versions": [
                        {
                            "version": "6.7",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "6.7",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.103",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.44",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.1.8",
                            "lessThanOrEqual": "7.1.*",
                            "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": "6.7",
                                    "versionEndExcluding": "6.12.103"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.7",
                                    "versionEndExcluding": "6.18.44"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.7",
                                    "versionEndExcluding": "7.1.8"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.7",
                                    "versionEndExcluding": "7.2"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/91ac995a6f4ddf4f92b231b080544abf23a9b871"
                },
                {
                    "url": "https://git.kernel.org/stable/c/b039f13e095d28a64ca6b21d0ee5440d8b048f37"
                },
                {
                    "url": "https://git.kernel.org/stable/c/ee2ea0c452edc0930e7395b080dccd5a1cb965e1"
                },
                {
                    "url": "https://git.kernel.org/stable/c/725668c6b6aa3971fe850659102c250d0d676e18"
                }
            ],
            "title": "power: supply: max17040: handle missing status supplier",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}