{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.1",
    "cveMetadata": {
        "cveId": "CVE-2024-44947",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2024-08-21T05:34:56.665Z",
        "datePublished": "2024-09-02T17:36:15.633Z",
        "dateUpdated": "2024-09-15T17:55:45.226Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2024-09-15T17:55:45.226Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nfuse: Initialize beyond-EOF page contents before setting uptodate\n\nfuse_notify_store(), unlike fuse_do_readpage(), does not enable page\nzeroing (because it can be used to change partial page contents).\n\nSo fuse_notify_store() must be more careful to fully initialize page\ncontents (including parts of the page that are beyond end-of-file)\nbefore marking the page uptodate.\n\nThe current code can leave beyond-EOF page contents uninitialized, which\nmakes these uninitialized page contents visible to userspace via mmap().\n\nThis is an information leak, but only affects systems which do not\nenable init-on-alloc (via CONFIG_INIT_ON_ALLOC_DEFAULT_ON=y or the\ncorresponding kernel command line parameter)."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "fs/fuse/dev.c"
                    ],
                    "versions": [
                        {
                            "version": "a1d75f258230",
                            "lessThan": "49934861514d",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "a1d75f258230",
                            "lessThan": "33168db352c7",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "a1d75f258230",
                            "lessThan": "4690e2171f65",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "a1d75f258230",
                            "lessThan": "8c78303eafbf",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "a1d75f258230",
                            "lessThan": "831433527773",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "a1d75f258230",
                            "lessThan": "ac42e0f0eb66",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "a1d75f258230",
                            "lessThan": "18a067240817",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "a1d75f258230",
                            "lessThan": "3c0da3d163eb",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "fs/fuse/dev.c"
                    ],
                    "versions": [
                        {
                            "version": "2.6.36",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "2.6.36",
                            "status": "unaffected",
                            "versionType": "custom"
                        },
                        {
                            "version": "4.19.321",
                            "lessThanOrEqual": "4.19.*",
                            "status": "unaffected",
                            "versionType": "custom"
                        },
                        {
                            "version": "5.4.283",
                            "lessThanOrEqual": "5.4.*",
                            "status": "unaffected",
                            "versionType": "custom"
                        },
                        {
                            "version": "5.10.225",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "custom"
                        },
                        {
                            "version": "5.15.166",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "custom"
                        },
                        {
                            "version": "6.1.107",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "custom"
                        },
                        {
                            "version": "6.6.48",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "custom"
                        },
                        {
                            "version": "6.10.7",
                            "lessThanOrEqual": "6.10.*",
                            "status": "unaffected",
                            "versionType": "custom"
                        },
                        {
                            "version": "6.11",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/49934861514d36d0995be8e81bb3312a499d8d9a"
                },
                {
                    "url": "https://git.kernel.org/stable/c/33168db352c7b56ae18aa55c2cae1a1c5905d30e"
                },
                {
                    "url": "https://git.kernel.org/stable/c/4690e2171f651e2b415e3941ce17f2f7b813aff6"
                },
                {
                    "url": "https://git.kernel.org/stable/c/8c78303eafbf85a728dd84d1750e89240c677dd9"
                },
                {
                    "url": "https://git.kernel.org/stable/c/831433527773e665bdb635ab5783d0b95d1246f4"
                },
                {
                    "url": "https://git.kernel.org/stable/c/ac42e0f0eb66af966015ee33fd355bc6f5d80cd6"
                },
                {
                    "url": "https://git.kernel.org/stable/c/18a067240817bee8a9360539af5d79a4bf5398a5"
                },
                {
                    "url": "https://git.kernel.org/stable/c/3c0da3d163eb32f1f91891efaade027fa9b245b9"
                }
            ],
            "title": "fuse: Initialize beyond-EOF page contents before setting uptodate",
            "x_generator": {
                "engine": "bippy-c9c4e1df01b2"
            }
        },
        "adp": [
            {
                "metrics": [
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "id": "CVE-2024-44947",
                                "role": "CISA Coordinator",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
                                    {
                                        "Automatable": "no"
                                    },
                                    {
                                        "Technical Impact": "partial"
                                    }
                                ],
                                "version": "2.0.3",
                                "timestamp": "2024-09-10T15:27:03.431067Z"
                            }
                        }
                    }
                ],
                "title": "CISA ADP Vulnrichment",
                "providerMetadata": {
                    "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
                    "shortName": "CISA-ADP",
                    "dateUpdated": "2024-09-12T17:33:15.852Z"
                }
            }
        ]
    }
}