{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2024-42315",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2024-07-30T07:40:12.278Z",
        "datePublished": "2024-08-17T09:09:23.779Z",
        "dateUpdated": "2026-05-23T15:52:53.654Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-23T15:52:53.654Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nexfat: fix potential deadlock on __exfat_get_dentry_set\n\nWhen accessing a file with more entries than ES_MAX_ENTRY_NUM, the bh-array\nis allocated in __exfat_get_entry_set. The problem is that the bh-array is\nallocated with GFP_KERNEL. It does not make sense. In the following cases,\na deadlock for sbi->s_lock between the two processes may occur.\n\n       CPU0                CPU1\n       ----                ----\n  kswapd\n   balance_pgdat\n    lock(fs_reclaim)\n                      exfat_iterate\n                       lock(&sbi->s_lock)\n                       exfat_readdir\n                        exfat_get_uniname_from_ext_entry\n                         exfat_get_dentry_set\n                          __exfat_get_dentry_set\n                           kmalloc_array\n                            ...\n                            lock(fs_reclaim)\n    ...\n    evict\n     exfat_evict_inode\n      lock(&sbi->s_lock)\n\nTo fix this, let's allocate bh-array with GFP_NOFS."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "fs/exfat/dir.c"
                    ],
                    "versions": [
                        {
                            "version": "bd3bdb9e0d656f760b11d0c638d35d7f7068144d",
                            "lessThan": "632fb232b6bbf8277edcbe9ecd4b4d98ecb122eb",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "92dcd7d6c6068bf4fd35a6f64d606e27d634807e",
                            "lessThan": "c052f775ee6ccacd3c97e4cf41a2a657e63d4259",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "d8fe01ad2d8ab33aaf8f2efad9e8f1dae11c4b0c",
                            "lessThan": "cd1c7858641384191ff7033fb1fc65dfcd559c6f",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "a3ff29a95fde16906304455aa8c0bd84eb770258",
                            "lessThan": "a7ac198f8dba791e3144c4da48a5a9b95773ee4b",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "a3ff29a95fde16906304455aa8c0bd84eb770258",
                            "lessThan": "1d1970493c289e3f44b9ec847ed26a5dbdf56a62",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "a3ff29a95fde16906304455aa8c0bd84eb770258",
                            "lessThan": "89fc548767a2155231128cb98726d6d2ea1256c9",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "5.10.190",
                            "lessThan": "5.10.232",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.150",
                            "lessThan": "5.15.175",
                            "status": "affected",
                            "versionType": "semver"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "fs/exfat/dir.c"
                    ],
                    "versions": [
                        {
                            "version": "6.2",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "6.2",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.232",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.175",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.44",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.10.3",
                            "lessThanOrEqual": "6.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.11",
                            "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": "5.10.190",
                                    "versionEndExcluding": "5.10.232"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.15.150",
                                    "versionEndExcluding": "5.15.175"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.2",
                                    "versionEndExcluding": "6.6.44"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.2",
                                    "versionEndExcluding": "6.10.3"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.2",
                                    "versionEndExcluding": "6.11"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/632fb232b6bbf8277edcbe9ecd4b4d98ecb122eb"
                },
                {
                    "url": "https://git.kernel.org/stable/c/c052f775ee6ccacd3c97e4cf41a2a657e63d4259"
                },
                {
                    "url": "https://git.kernel.org/stable/c/cd1c7858641384191ff7033fb1fc65dfcd559c6f"
                },
                {
                    "url": "https://git.kernel.org/stable/c/a7ac198f8dba791e3144c4da48a5a9b95773ee4b"
                },
                {
                    "url": "https://git.kernel.org/stable/c/1d1970493c289e3f44b9ec847ed26a5dbdf56a62"
                },
                {
                    "url": "https://git.kernel.org/stable/c/89fc548767a2155231128cb98726d6d2ea1256c9"
                }
            ],
            "title": "exfat: fix potential deadlock on __exfat_get_dentry_set",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        },
        "adp": [
            {
                "metrics": [
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "id": "CVE-2024-42315",
                                "role": "CISA Coordinator",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
                                    {
                                        "Automatable": "no"
                                    },
                                    {
                                        "Technical Impact": "partial"
                                    }
                                ],
                                "version": "2.0.3",
                                "timestamp": "2024-09-10T16:09:45.977516Z"
                            }
                        }
                    }
                ],
                "title": "CISA ADP Vulnrichment",
                "providerMetadata": {
                    "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
                    "shortName": "CISA-ADP",
                    "dateUpdated": "2024-09-12T17:33:26.638Z"
                }
            },
            {
                "title": "CVE Program Container",
                "references": [
                    {
                        "url": "https://lists.debian.org/debian-lts-announce/2025/03/msg00001.html"
                    },
                    {
                        "url": "https://lists.debian.org/debian-lts-announce/2025/03/msg00002.html"
                    }
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                    "dateUpdated": "2025-11-03T20:38:38.291Z"
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}