{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-45869",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2026-05-13T15:03:33.080Z",
        "datePublished": "2026-05-27T12:15:49.107Z",
        "dateUpdated": "2026-05-27T12:15:49.107Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-27T12:15:49.107Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\npower: supply: wm97xx: Fix NULL pointer dereference in power_supply_changed()\n\nIn `probe()`, `request_irq()` is called before allocating/registering a\n`power_supply` handle. If an interrupt is fired between the call to\n`request_irq()` and `power_supply_register()`, the `power_supply` handle\nwill be used uninitialized in `power_supply_changed()` in\n`wm97xx_bat_update()` (triggered from the interrupt handler). This will\nlead to a `NULL` pointer dereference since\n\nFix this racy `NULL` pointer dereference by making sure the IRQ is\nrequested _after_ the registration of the `power_supply` handle. Since\nthe IRQ is the last thing requests in the `probe()` now, remove the\nerror path for freeing it. Instead add one for unregistering the\n`power_supply` handle when IRQ request fails."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/power/supply/wm97xx_battery.c"
                    ],
                    "versions": [
                        {
                            "version": "7c87942aef52d2120e95ff1dec739998b9f95a78",
                            "lessThan": "3d7b5391bb95505b3581c1fb77150c467ab92864",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "7c87942aef52d2120e95ff1dec739998b9f95a78",
                            "lessThan": "438f9a303ea8b55162b2d5376490c2ab3ec165a0",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "7c87942aef52d2120e95ff1dec739998b9f95a78",
                            "lessThan": "9b7d77cb046b4487e8e511e04e62b6f416ce845c",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "7c87942aef52d2120e95ff1dec739998b9f95a78",
                            "lessThan": "86183153c299e8bb1839e717286d6c6f39508a59",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "7c87942aef52d2120e95ff1dec739998b9f95a78",
                            "lessThan": "93bdf715d33cf5ee01c58e8546c2469c71ce082a",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "7c87942aef52d2120e95ff1dec739998b9f95a78",
                            "lessThan": "c0def811ad8d642dca9b6d31a198cc39f5f90837",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "7c87942aef52d2120e95ff1dec739998b9f95a78",
                            "lessThan": "dfaf235d5a6b60cbf115a14a656946303ad007b7",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "7c87942aef52d2120e95ff1dec739998b9f95a78",
                            "lessThan": "39fe0eac6d755ef215026518985fcf8de9360e9e",
                            "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/wm97xx_battery.c"
                    ],
                    "versions": [
                        {
                            "version": "2.6.32",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "2.6.32",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.252",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.202",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.165",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.128",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.75",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.14",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.19.4",
                            "lessThanOrEqual": "6.19.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.0",
                            "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": "2.6.32",
                                    "versionEndExcluding": "5.10.252"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.32",
                                    "versionEndExcluding": "5.15.202"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.32",
                                    "versionEndExcluding": "6.1.165"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.32",
                                    "versionEndExcluding": "6.6.128"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.32",
                                    "versionEndExcluding": "6.12.75"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.32",
                                    "versionEndExcluding": "6.18.14"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.32",
                                    "versionEndExcluding": "6.19.4"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.32",
                                    "versionEndExcluding": "7.0"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/3d7b5391bb95505b3581c1fb77150c467ab92864"
                },
                {
                    "url": "https://git.kernel.org/stable/c/438f9a303ea8b55162b2d5376490c2ab3ec165a0"
                },
                {
                    "url": "https://git.kernel.org/stable/c/9b7d77cb046b4487e8e511e04e62b6f416ce845c"
                },
                {
                    "url": "https://git.kernel.org/stable/c/86183153c299e8bb1839e717286d6c6f39508a59"
                },
                {
                    "url": "https://git.kernel.org/stable/c/93bdf715d33cf5ee01c58e8546c2469c71ce082a"
                },
                {
                    "url": "https://git.kernel.org/stable/c/c0def811ad8d642dca9b6d31a198cc39f5f90837"
                },
                {
                    "url": "https://git.kernel.org/stable/c/dfaf235d5a6b60cbf115a14a656946303ad007b7"
                },
                {
                    "url": "https://git.kernel.org/stable/c/39fe0eac6d755ef215026518985fcf8de9360e9e"
                }
            ],
            "title": "power: supply: wm97xx: Fix NULL pointer dereference in power_supply_changed()",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}