{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-22978",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2026-01-13T15:37:45.936Z",
        "datePublished": "2026-01-23T15:24:00.482Z",
        "dateUpdated": "2026-05-11T21:57:37.849Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T21:57:37.849Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: avoid kernel-infoleak from struct iw_point\n\nstruct iw_point has a 32bit hole on 64bit arches.\n\nstruct iw_point {\n  void __user   *pointer;       /* Pointer to the data  (in user space) */\n  __u16         length;         /* number of fields or size in bytes */\n  __u16         flags;          /* Optional params */\n};\n\nMake sure to zero the structure to avoid disclosing 32bits of kernel data\nto user space."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "net/wireless/wext-core.c",
                        "net/wireless/wext-priv.c"
                    ],
                    "versions": [
                        {
                            "version": "87de87d5e47f94b4ea647a5bd1bc8dc1f7930db4",
                            "lessThan": "d943b5f592767b107ba8c12a902f17431350378c",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "87de87d5e47f94b4ea647a5bd1bc8dc1f7930db4",
                            "lessThan": "a3827e310b5a73535646ef4a552d53b3c8bf74f6",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "87de87d5e47f94b4ea647a5bd1bc8dc1f7930db4",
                            "lessThan": "442ceac0393185e9982323f6682a52a53e8462b1",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "87de87d5e47f94b4ea647a5bd1bc8dc1f7930db4",
                            "lessThan": "d21ec867d84c9f3a9845d7d8c90c9ce35dbe48f8",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "87de87d5e47f94b4ea647a5bd1bc8dc1f7930db4",
                            "lessThan": "024f71a57d563fbe162e528c8bf2d27e9cac7c7b",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "87de87d5e47f94b4ea647a5bd1bc8dc1f7930db4",
                            "lessThan": "e3c35177103ead4658b8a62f41e3080d45885464",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "87de87d5e47f94b4ea647a5bd1bc8dc1f7930db4",
                            "lessThan": "21cbf883d073abbfe09e3924466aa5e0449e7261",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "net/wireless/wext-core.c",
                        "net/wireless/wext-priv.c"
                    ],
                    "versions": [
                        {
                            "version": "2.6.27",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "2.6.27",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.248",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.198",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.161",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.121",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.66",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.6",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.19",
                            "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": "2.6.27",
                                    "versionEndExcluding": "5.10.248"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.27",
                                    "versionEndExcluding": "5.15.198"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.27",
                                    "versionEndExcluding": "6.1.161"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.27",
                                    "versionEndExcluding": "6.6.121"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.27",
                                    "versionEndExcluding": "6.12.66"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.27",
                                    "versionEndExcluding": "6.18.6"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.27",
                                    "versionEndExcluding": "6.19"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/d943b5f592767b107ba8c12a902f17431350378c"
                },
                {
                    "url": "https://git.kernel.org/stable/c/a3827e310b5a73535646ef4a552d53b3c8bf74f6"
                },
                {
                    "url": "https://git.kernel.org/stable/c/442ceac0393185e9982323f6682a52a53e8462b1"
                },
                {
                    "url": "https://git.kernel.org/stable/c/d21ec867d84c9f3a9845d7d8c90c9ce35dbe48f8"
                },
                {
                    "url": "https://git.kernel.org/stable/c/024f71a57d563fbe162e528c8bf2d27e9cac7c7b"
                },
                {
                    "url": "https://git.kernel.org/stable/c/e3c35177103ead4658b8a62f41e3080d45885464"
                },
                {
                    "url": "https://git.kernel.org/stable/c/21cbf883d073abbfe09e3924466aa5e0449e7261"
                }
            ],
            "title": "wifi: avoid kernel-infoleak from struct iw_point",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}