{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2023-53672",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-10-07T15:16:59.663Z",
        "datePublished": "2025-10-07T15:21:28.975Z",
        "dateUpdated": "2026-05-11T19:49:40.994Z"
    },
    "containers": {
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            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T19:49:40.994Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nbtrfs: output extra debug info if we failed to find an inline backref\n\n[BUG]\nSyzbot reported several warning triggered inside\nlookup_inline_extent_backref().\n\n[CAUSE]\nAs usual, the reproducer doesn't reliably trigger locally here, but at\nleast we know the WARN_ON() is triggered when an inline backref can not\nbe found, and it can only be triggered when @insert is true. (I.e.\ninserting a new inline backref, which means the backref should already\nexist)\n\n[ENHANCEMENT]\nAfter the WARN_ON(), dump all the parameters and the extent tree\nleaf to help debug."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "fs/btrfs/extent-tree.c"
                    ],
                    "versions": [
                        {
                            "version": "492104c866cb1b62a11393adccb477f5cd2c7768",
                            "lessThan": "376b41524b71e494514720bd6114325b0a2ed19c",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "492104c866cb1b62a11393adccb477f5cd2c7768",
                            "lessThan": "400e08a16604b534fdd82c5a288fa150d04f5f79",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "492104c866cb1b62a11393adccb477f5cd2c7768",
                            "lessThan": "7afbfde45d665953b4d5a42a721e15bf0315d89b",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "492104c866cb1b62a11393adccb477f5cd2c7768",
                            "lessThan": "b7c3cf2f6c42e6688b1c37215a0b1663f982f915",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "492104c866cb1b62a11393adccb477f5cd2c7768",
                            "lessThan": "6994f806c6d1ae8b59344d3700358547f3b3fe1d",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "492104c866cb1b62a11393adccb477f5cd2c7768",
                            "lessThan": "28062cd6eda04035d8f6ded2001292ac8b496149",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "492104c866cb1b62a11393adccb477f5cd2c7768",
                            "lessThan": "e70ba449b04b40584bdabb383d10455397cbf177",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "492104c866cb1b62a11393adccb477f5cd2c7768",
                            "lessThan": "7f72f50547b7af4ddf985b07fc56600a4deba281",
                            "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/btrfs/extent-tree.c"
                    ],
                    "versions": [
                        {
                            "version": "3.9",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "3.9",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "4.14.326",
                            "lessThanOrEqual": "4.14.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "4.19.295",
                            "lessThanOrEqual": "4.19.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.4.257",
                            "lessThanOrEqual": "5.4.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.197",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.133",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.55",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.5.5",
                            "lessThanOrEqual": "6.5.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6",
                            "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": "3.9",
                                    "versionEndExcluding": "4.14.326"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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                                {
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                                    "versionStartIncluding": "3.9",
                                    "versionEndExcluding": "6.6"
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                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/376b41524b71e494514720bd6114325b0a2ed19c"
                },
                {
                    "url": "https://git.kernel.org/stable/c/400e08a16604b534fdd82c5a288fa150d04f5f79"
                },
                {
                    "url": "https://git.kernel.org/stable/c/7afbfde45d665953b4d5a42a721e15bf0315d89b"
                },
                {
                    "url": "https://git.kernel.org/stable/c/b7c3cf2f6c42e6688b1c37215a0b1663f982f915"
                },
                {
                    "url": "https://git.kernel.org/stable/c/6994f806c6d1ae8b59344d3700358547f3b3fe1d"
                },
                {
                    "url": "https://git.kernel.org/stable/c/28062cd6eda04035d8f6ded2001292ac8b496149"
                },
                {
                    "url": "https://git.kernel.org/stable/c/e70ba449b04b40584bdabb383d10455397cbf177"
                },
                {
                    "url": "https://git.kernel.org/stable/c/7f72f50547b7af4ddf985b07fc56600a4deba281"
                }
            ],
            "title": "btrfs: output extra debug info if we failed to find an inline backref",
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}