{
    "data_version": "4.0",
    "data_type": "CVE",
    "data_format": "MITRE",
    "CVE_data_meta": {
        "ID": "CVE-2023-52607",
        "ASSIGNER": "cve@kernel.org",
        "STATE": "PUBLIC"
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "In the Linux kernel, the following vulnerability has been resolved:\n\npowerpc/mm: Fix null-pointer dereference in pgtable_cache_add\n\nkasprintf() returns a pointer to dynamically allocated memory\nwhich can be NULL upon failure. Ensure the allocation was successful\nby checking the pointer validity."
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "n/a"
                    }
                ]
            }
        ]
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "Linux",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "Linux",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "<",
                                            "version_name": "1da177e4c3f4",
                                            "version_value": "21e45a7b08d7"
                                        },
                                        {
                                            "version_value": "not down converted",
                                            "x_cve_json_5_version_data": {
                                                "versions": [
                                                    {
                                                        "version": "4.19.307",
                                                        "lessThanOrEqual": "4.19.*",
                                                        "status": "unaffected",
                                                        "versionType": "custom"
                                                    },
                                                    {
                                                        "version": "5.4.269",
                                                        "lessThanOrEqual": "5.4.*",
                                                        "status": "unaffected",
                                                        "versionType": "custom"
                                                    },
                                                    {
                                                        "version": "5.10.210",
                                                        "lessThanOrEqual": "5.10.*",
                                                        "status": "unaffected",
                                                        "versionType": "custom"
                                                    },
                                                    {
                                                        "version": "5.15.149",
                                                        "lessThanOrEqual": "5.15.*",
                                                        "status": "unaffected",
                                                        "versionType": "custom"
                                                    },
                                                    {
                                                        "version": "6.1.77",
                                                        "lessThanOrEqual": "6.1.*",
                                                        "status": "unaffected",
                                                        "versionType": "custom"
                                                    },
                                                    {
                                                        "version": "6.6.16",
                                                        "lessThanOrEqual": "6.6.*",
                                                        "status": "unaffected",
                                                        "versionType": "custom"
                                                    },
                                                    {
                                                        "version": "6.7.4",
                                                        "lessThanOrEqual": "6.7.*",
                                                        "status": "unaffected",
                                                        "versionType": "custom"
                                                    },
                                                    {
                                                        "version": "6.8",
                                                        "lessThanOrEqual": "*",
                                                        "status": "unaffected",
                                                        "versionType": "original_commit_for_fix"
                                                    }
                                                ],
                                                "defaultStatus": "affected"
                                            }
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "references": {
        "reference_data": [
            {
                "url": "https://git.kernel.org/stable/c/21e45a7b08d7cd98d6a53c5fc5111879f2d96611",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/21e45a7b08d7cd98d6a53c5fc5111879f2d96611"
            },
            {
                "url": "https://git.kernel.org/stable/c/f6781add1c311c17eff43e14c786004bbacf901e",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/f6781add1c311c17eff43e14c786004bbacf901e"
            },
            {
                "url": "https://git.kernel.org/stable/c/aa28eecb43cac6e20ef14dfc50b8892c1fbcda5b",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/aa28eecb43cac6e20ef14dfc50b8892c1fbcda5b"
            },
            {
                "url": "https://git.kernel.org/stable/c/ac3ed969a40357b0542d20f096a6d43acdfa6cc7",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/ac3ed969a40357b0542d20f096a6d43acdfa6cc7"
            },
            {
                "url": "https://git.kernel.org/stable/c/d482d61025e303a2bef3733a011b6b740215cfa1",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/d482d61025e303a2bef3733a011b6b740215cfa1"
            },
            {
                "url": "https://git.kernel.org/stable/c/145febd85c3bcc5c74d87ef9a598fc7d9122d532",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/145febd85c3bcc5c74d87ef9a598fc7d9122d532"
            },
            {
                "url": "https://git.kernel.org/stable/c/ffd29dc45bc0355393859049f6becddc3ed08f74",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/ffd29dc45bc0355393859049f6becddc3ed08f74"
            },
            {
                "url": "https://git.kernel.org/stable/c/f46c8a75263f97bda13c739ba1c90aced0d3b071",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/f46c8a75263f97bda13c739ba1c90aced0d3b071"
            },
            {
                "url": "https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html",
                "refsource": "MISC",
                "name": "https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html"
            }
        ]
    },
    "generator": {
        "engine": "bippy-a5840b7849dd"
    }
}