cvelist/2021/47xxx/CVE-2021-47420.json

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        "ASSIGNER": "cve@kernel.org",
        "STATE": "PUBLIC"
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    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdkfd: fix a potential ttm->sg memory leak\n\nMemory is allocated for ttm->sg by kmalloc in kfd_mem_dmamap_userptr,\nbut isn't freed by kfree in kfd_mem_dmaunmap_userptr. Free it!"
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "n/a"
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    },
    "affects": {
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            "vendor_data": [
                {
                    "vendor_name": "Linux",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "Linux",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "<",
                                            "version_name": "264fb4d332f5",
                                            "version_value": "7e5ce6029b62"
                                        },
                                        {
                                            "version_value": "not down converted",
                                            "x_cve_json_5_version_data": {
                                                "versions": [
                                                    {
                                                        "version": "5.14",
                                                        "status": "affected"
                                                    },
                                                    {
                                                        "version": "0",
                                                        "lessThan": "5.14",
                                                        "status": "unaffected",
                                                        "versionType": "semver"
                                                    },
                                                    {
                                                        "version": "5.14.12",
                                                        "lessThanOrEqual": "5.14.*",
                                                        "status": "unaffected",
                                                        "versionType": "semver"
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                                                    {
                                                        "version": "5.15",
                                                        "lessThanOrEqual": "*",
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                                                        "versionType": "original_commit_for_fix"
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    "references": {
        "reference_data": [
            {
                "url": "https://git.kernel.org/stable/c/7e5ce6029b627efb4a004746cfdc1eeff850e6eb",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/7e5ce6029b627efb4a004746cfdc1eeff850e6eb"
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                "refsource": "MISC",
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