{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-98971",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2026-09-25T10:25:14.383Z",
        "datePublished": "2026-10-23T12:19:44.536Z",
        "dateUpdated": "2026-10-23T12:19:44.536Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-10-23T12:19:44.536Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ngpio: exar: initialize the ID before registering its cleanup\n\ndevm_add_action_or_reset() invokes the cleanup action immediately when\nregistering the action fails.  gpio_exar_probe() currently stores the\nallocated ID in exar_gpio only after registering the action, so that\nfailure makes exar_devm_ida_free() release ID 0.  If the allocated ID is\nnonzero, this leaks that ID and can free ID 0 belonging to another device.\n\nStore the ID before registering the cleanup action so both the immediate\nfailure path and normal device teardown release the correct allocation."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/gpio/gpio-exar.c"
                    ],
                    "versions": [
                        {
                            "version": "5300ebb695fa0672589ab191062392f686fca75d",
                            "lessThan": "bf3d841ef12fcbec4458e2750956b738b043a226",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "5300ebb695fa0672589ab191062392f686fca75d",
                            "lessThan": "b78c114600ae3df90c083c72c290437b068577c8",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "5300ebb695fa0672589ab191062392f686fca75d",
                            "lessThan": "01318927a9055136c207399eeb36ce07becac179",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "5300ebb695fa0672589ab191062392f686fca75d",
                            "lessThan": "f7ec4dbd2a073dd53b6349be1c586fe8580dd6b2",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "5300ebb695fa0672589ab191062392f686fca75d",
                            "lessThan": "4d69e74034b208588636ecc177e0dd43a7696af3",
                            "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/gpio/gpio-exar.c"
                    ],
                    "versions": [
                        {
                            "version": "5.11",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "5.11",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.160",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.113",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.57",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.2.11",
                            "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": "5.11",
                                    "versionEndExcluding": "6.6.160"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.11",
                                    "versionEndExcluding": "6.12.113"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.11",
                                    "versionEndExcluding": "6.18.57"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.11",
                                    "versionEndExcluding": "7.2.11"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.11",
                                    "versionEndExcluding": "7.3"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/bf3d841ef12fcbec4458e2750956b738b043a226"
                },
                {
                    "url": "https://git.kernel.org/stable/c/b78c114600ae3df90c083c72c290437b068577c8"
                },
                {
                    "url": "https://git.kernel.org/stable/c/01318927a9055136c207399eeb36ce07becac179"
                },
                {
                    "url": "https://git.kernel.org/stable/c/f7ec4dbd2a073dd53b6349be1c586fe8580dd6b2"
                },
                {
                    "url": "https://git.kernel.org/stable/c/4d69e74034b208588636ecc177e0dd43a7696af3"
                }
            ],
            "title": "gpio: exar: initialize the ID before registering its cleanup",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}