cvelist/2024/40xxx/CVE-2024-40938.json

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    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nlandlock: Fix d_parent walk\n\nThe WARN_ON_ONCE() in collect_domain_accesses() can be triggered when\ntrying to link a root mount point.  This cannot work in practice because\nthis directory is mounted, but the VFS check is done after the call to\nsecurity_path_link().\n\nDo not use source directory's d_parent when the source directory is the\nmount point.\n\n[mic: Fix commit message]"
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        ]
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    "problemtype": {
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                        "lang": "eng",
                        "value": "n/a"
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    "affects": {
        "vendor": {
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                    "vendor_name": "Linux",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "Linux",
                                "version": {
                                    "version_data": [
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                                            "version_affected": "<",
                                            "version_name": "b91c3e4ea756",
                                            "version_value": "b6e5e6964358"
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                                                    {
                                                        "version": "5.19",
                                                        "status": "affected"
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                                                    {
                                                        "version": "0",
                                                        "lessThan": "5.19",
                                                        "status": "unaffected",
                                                        "versionType": "semver"
                                                    },
                                                    {
                                                        "version": "6.1.95",
                                                        "lessThanOrEqual": "6.1.*",
                                                        "status": "unaffected",
                                                        "versionType": "semver"
                                                    },
                                                    {
                                                        "version": "6.6.35",
                                                        "lessThanOrEqual": "6.6.*",
                                                        "status": "unaffected",
                                                        "versionType": "semver"
                                                    },
                                                    {
                                                        "version": "6.9.6",
                                                        "lessThanOrEqual": "6.9.*",
                                                        "status": "unaffected",
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                                                    {
                                                        "version": "6.10",
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                                                        "versionType": "original_commit_for_fix"
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                "url": "https://git.kernel.org/stable/c/b6e5e696435832b33e40775f060ef5c95f4fda1f",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/b6e5e696435832b33e40775f060ef5c95f4fda1f"
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                "name": "https://git.kernel.org/stable/c/cc30d05b34f9a087a6928d09b131f7b491e9ab11"
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                "name": "https://git.kernel.org/stable/c/c7618c7b0b8c45bcef34410cc1d1e953eb17f8f6"
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