CVE-2026-23232

{"id": "CVE-2026-23232", "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": "2026-03-04T15:16:13.477", "references": [{"url": "https://git.kernel.org/stable/c/3996b70209f145bfcf2afc7d05dd92c27b233b48", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/b6382273801bc7c778545dd8004c9a9d750b4f62", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-667"}]}], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nRevert \"f2fs: block cache/dio write during f2fs_enable_checkpoint()\"\n\nThis reverts commit 196c81fdd438f7ac429d5639090a9816abb9760a.\n\nOriginal patch may cause below deadlock, revert it.\n\nwrite\t\t\t\tremount\n- write_begin\n - lock_page --- lock A\n - prepare_write_begin\n - f2fs_map_lock\n\t\t\t\t- f2fs_enable_checkpoint\n\t\t\t\t - down_write(cp_enable_rwsem) --- lock B\n\t\t\t\t - sync_inode_sb\n\t\t\t\t - writepages\n\t\t\t\t - lock_page\t\t\t--- lock A\n - down_read(cp_enable_rwsem) --- lock A"}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: Revertir \u00abf2fs: bloqueo de cach\u00e9/escritura dio durante f2fs_enable_checkpoint()\u00bb. Esto revierte la confirmaci\u00f3n 196c81fdd438f7ac429d5639090a9816abb9760a. El parche original puede causar el siguiente bloqueo, reviertelo. write remount - write_begin - lock_page --- lock A - prepare_write_begin - f2fs_map_lock - f2fs_enable_checkpoint - down_write (cp_enable_rwsem) --- bloqueo B - sync_inode_sb - writepages - lock_page --- bloqueo A - down_read(cp_enable_rwsem) --- bloqueo A"}], "lastModified": "2026-03-17T21:21:42.327", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "7853A337-FB2A-4E19-AB47-4E38343532AA", "versionEndExcluding": "6.19.3", "versionStartIncluding": "6.19"}], "operator": "OR"}]}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}