CVE-2023-53450

{"id": "CVE-2023-53450", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 1.8}]}, "published": "2025-10-01T12:15:41.503", "references": [{"url": "https://git.kernel.org/stable/c/185062a21976fbc38f2efd296951b02c4500cf65", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/463808f237cf73e98a1a45ff7460c2406a150a0b", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/53c14e7cc2257191ba15425c15638fc4f8abb92b", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/978e5e9111af18741449b81fefd531a622dd969a", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/b0fc279de4bf17e1710bb7e83906538ff8f11111", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/bf2a16eb4e6d06124bd8436d4546f61539a65f29", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/d5bf8f7fb3ee3d99d1303ceb54599ea0599a4a5b", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/d87a4e4094c9879fc8acdff8ce59fdffa979c8e0", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/ef16d8a1798db1a1604ac44ca1bd73ec6bebf483", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-617"}]}], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\next4: remove a BUG_ON in ext4_mb_release_group_pa()\n\nIf a malicious fuzzer overwrites the ext4 superblock while it is\nmounted such that the s_first_data_block is set to a very large\nnumber, the calculation of the block group can underflow, and trigger\na BUG_ON check. Change this to be an ext4_warning so that we don't\ncrash the kernel."}], "lastModified": "2026-01-23T02:08:34.027", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "69E333D7-5CDF-42A4-8704-51394994D6B3", "versionEndExcluding": "4.14.315", "versionStartIncluding": "2.6.25"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "8AC1BC2D-A61C-4368-A3F6-50DF48E2EFC5", "versionEndExcluding": "4.19.283", "versionStartIncluding": "4.15"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E54ACEF5-C8C1-4266-85FC-7D513FFD1DEC", "versionEndExcluding": "5.4.243", "versionStartIncluding": "4.20"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "78422AC3-CC89-479E-B4BC-62381D8F3564", "versionEndExcluding": "5.10.180", "versionStartIncluding": "5.5"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "8612AB29-948C-4D53-84D9-6CA2E4A8B015", "versionEndExcluding": "5.15.112", "versionStartIncluding": "5.11"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D48F00B5-5471-4D1B-BE47-1DAB8122F35A", "versionEndExcluding": "6.1.29", "versionStartIncluding": "5.16"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F92F7C8E-A977-4255-B1B6-D1908D8B408F", "versionEndExcluding": "6.2.16", "versionStartIncluding": "6.2"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "6D96A7FC-D812-4458-AEA8-3FF4023E6B75", "versionEndExcluding": "6.3.3", "versionStartIncluding": "6.3"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.4:rc1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "38BC6744-7D25-4C02-9966-B224CD071D30"}], "operator": "OR"}]}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}