{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2023-53113",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-05-02T15:51:43.554Z",
        "datePublished": "2025-05-02T15:55:52.393Z",
        "dateUpdated": "2026-05-23T15:28:03.314Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-23T15:28:03.314Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: nl80211: fix NULL-ptr deref in offchan check\n\nIf, e.g. in AP mode, the link was already created by userspace\nbut not activated yet, it has a chandef but the chandef isn't\nvalid and has no channel. Check for this and ignore this link."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "net/wireless/nl80211.c"
                    ],
                    "versions": [
                        {
                            "version": "7b0a0e3c3a88260b6fcb017e49f198463aa62ed1",
                            "lessThan": "87e80ea4fbc9ce2f2005905fdbcd38baaa47463a",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "7b0a0e3c3a88260b6fcb017e49f198463aa62ed1",
                            "lessThan": "201a836c2385fdd2b9d0a8e7737bba5b26f1863a",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "7b0a0e3c3a88260b6fcb017e49f198463aa62ed1",
                            "lessThan": "f624bb6fad23df3270580b4fcef415c6e7bf7705",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "7a53ad13c09150076b7ddde96c2dfc5622c90b45",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "5.19.2",
                            "lessThan": "5.20",
                            "status": "affected",
                            "versionType": "semver"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "net/wireless/nl80211.c"
                    ],
                    "versions": [
                        {
                            "version": "6.0",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "6.0",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.21",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.2.8",
                            "lessThanOrEqual": "6.2.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.3",
                            "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": "6.0",
                                    "versionEndExcluding": "6.1.21"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.0",
                                    "versionEndExcluding": "6.2.8"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.0",
                                    "versionEndExcluding": "6.3"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.19.2"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/87e80ea4fbc9ce2f2005905fdbcd38baaa47463a"
                },
                {
                    "url": "https://git.kernel.org/stable/c/201a836c2385fdd2b9d0a8e7737bba5b26f1863a"
                },
                {
                    "url": "https://git.kernel.org/stable/c/f624bb6fad23df3270580b4fcef415c6e7bf7705"
                }
            ],
            "title": "wifi: nl80211: fix NULL-ptr deref in offchan check",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}