{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2023-54311",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-12-30T12:06:44.530Z",
        "datePublished": "2025-12-30T12:23:43.174Z",
        "dateUpdated": "2026-05-11T19:59:30.869Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T19:59:30.869Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\next4: fix deadlock when converting an inline directory in nojournal mode\n\nIn no journal mode, ext4_finish_convert_inline_dir() can self-deadlock\nby calling ext4_handle_dirty_dirblock() when it already has taken the\ndirectory lock.  There is a similar self-deadlock in\next4_incvert_inline_data_nolock() for data files which we'll fix at\nthe same time.\n\nA simple reproducer demonstrating the problem:\n\n    mke2fs -Fq -t ext2 -O inline_data -b 4k /dev/vdc 64\n    mount -t ext4 -o dirsync /dev/vdc /vdc\n    cd /vdc\n    mkdir file0\n    cd file0\n    touch file0\n    touch file1\n    attr -s BurnSpaceInEA -V abcde .\n    touch supercalifragilisticexpialidocious"
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "fs/ext4/inline.c"
                    ],
                    "versions": [
                        {
                            "version": "3c47d54170b6a678875566b1b8d6dcf57904e49b",
                            "lessThan": "b4fa4768c9acff77245d672d855d2c88294850b1",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "3c47d54170b6a678875566b1b8d6dcf57904e49b",
                            "lessThan": "5f8b55136ad787aed2c184f7cb3e93772ae637a3",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "3c47d54170b6a678875566b1b8d6dcf57904e49b",
                            "lessThan": "640c8c365999c6f23447ac766437236ad88317c5",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "3c47d54170b6a678875566b1b8d6dcf57904e49b",
                            "lessThan": "665cc3ba50330049524c1d275bc840a8f28dde73",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "3c47d54170b6a678875566b1b8d6dcf57904e49b",
                            "lessThan": "0b1c4357bb21d9770451a1bdb8d419ea10bada88",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "3c47d54170b6a678875566b1b8d6dcf57904e49b",
                            "lessThan": "804de0c72cd473e186ca4e1f6287d45431b14e5a",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "3c47d54170b6a678875566b1b8d6dcf57904e49b",
                            "lessThan": "f4ce24f54d9cca4f09a395f3eecce20d6bec4663",
                            "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/ext4/inline.c"
                    ],
                    "versions": [
                        {
                            "version": "3.8",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "3.8",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.4.243",
                            "lessThanOrEqual": "5.4.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.180",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.112",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.29",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.2.16",
                            "lessThanOrEqual": "6.2.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.3.3",
                            "lessThanOrEqual": "6.3.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.4",
                            "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": "3.8",
                                    "versionEndExcluding": "5.4.243"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.8",
                                    "versionEndExcluding": "5.10.180"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.8",
                                    "versionEndExcluding": "5.15.112"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.8",
                                    "versionEndExcluding": "6.1.29"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.8",
                                    "versionEndExcluding": "6.2.16"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.8",
                                    "versionEndExcluding": "6.3.3"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "3.8",
                                    "versionEndExcluding": "6.4"
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                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/b4fa4768c9acff77245d672d855d2c88294850b1"
                },
                {
                    "url": "https://git.kernel.org/stable/c/5f8b55136ad787aed2c184f7cb3e93772ae637a3"
                },
                {
                    "url": "https://git.kernel.org/stable/c/640c8c365999c6f23447ac766437236ad88317c5"
                },
                {
                    "url": "https://git.kernel.org/stable/c/665cc3ba50330049524c1d275bc840a8f28dde73"
                },
                {
                    "url": "https://git.kernel.org/stable/c/0b1c4357bb21d9770451a1bdb8d419ea10bada88"
                },
                {
                    "url": "https://git.kernel.org/stable/c/804de0c72cd473e186ca4e1f6287d45431b14e5a"
                },
                {
                    "url": "https://git.kernel.org/stable/c/f4ce24f54d9cca4f09a395f3eecce20d6bec4663"
                }
            ],
            "title": "ext4: fix deadlock when converting an inline directory in nojournal mode",
            "x_generator": {
                "engine": "bippy-1.2.0"
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    }
}