CVE-2025-71271

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{}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Linux", "programFiles": ["fs/hfsplus/super.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"lessThan": "0bcfebb83b5460d5be4e5c9dfb19cdaf3d4cb1db", "status": "affected", "version": "432f7c78cb000a3151fa0d39585b000312f50d7e", "versionType": "git"}, {"lessThan": "1e38d32bb04d85a2c81204a85a34878a497128c8", "status": "affected", "version": "432f7c78cb000a3151fa0d39585b000312f50d7e", "versionType": "git"}, {"lessThan": "126fb0ce99431126b44a6c360192668c818f641f", "status": "affected", "version": "432f7c78cb000a3151fa0d39585b000312f50d7e", "versionType": "git"}]}, {"defaultStatus": "affected", "product": "Linux", "programFiles": ["fs/hfsplus/super.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"status": "affected", "version": "6.13"}, {"lessThan": "6.13", "status": "unaffected", "version": "0", "versionType": "semver"}, {"lessThanOrEqual": "6.18.*", "status": "unaffected", "version": "6.18.16", "versionType": "semver"}, {"lessThanOrEqual": "6.19.*", "status": "unaffected", "version": "6.19.6", "versionType": "semver"}, {"lessThanOrEqual": "*", "status": "unaffected", "version": "7.0", "versionType": "original_commit_for_fix"}]}], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "B4B8CDA9-BADF-4CF5-8B3B-702DE8EEA40B", "versionEndExcluding": "6.18.16", "versionStartIncluding": "6.13", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "373EEEDA-FAA1-4FB4-B6ED-DB4DD99DBE67", "versionEndExcluding": "6.19.6", "versionStartIncluding": "6.19", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nhfsplus: ensure sb->s_fs_info is always cleaned up\n\nWhen hfsplus was converted to the new mount api a bug was introduced by\nchanging the allocation pattern of sb->s_fs_info. If setup_bdev_super()\nfails after a new superblock has been allocated by sget_fc(), but before\nhfsplus_fill_super() takes ownership of the filesystem-specific s_fs_info\ndata it was leaked.\n\nFix this by freeing sb->s_fs_info in hfsplus_kill_super()."}, {"lang": "es", "value": "En el kernel de Linux, la siguiente vulnerabilidad ha sido resuelta:\n\nhfsplus: asegurar que sb -> s_fs_info siempre se limpie\n\nCuando hfsplus fue convertido a la nueva API de montaje, se introdujo un error al cambiar el patr\u00f3n de asignaci\u00f3n de sb -> s_fs_info. Si setup_bdev_super() falla despu\u00e9s de que un nuevo superbloque ha sido asignado por sget_fc(), pero antes de que hfsplus_fill_super() tome posesi\u00f3n de los datos s_fs_info espec\u00edficos del sistema de archivos, se filtraba.\n\nSolucione esto liberando sb -> s_fs_info en hfsplus_kill_super()."}], "id": "CVE-2025-71271", "lastModified": "2026-10-14T13:10:00.187", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2026-05-06T12:16:27.090", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/0bcfebb83b5460d5be4e5c9dfb19cdaf3d4cb1db"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/126fb0ce99431126b44a6c360192668c818f641f"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/1e38d32bb04d85a2c81204a85a34878a497128c8"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: hfsplus: ensure sb->s_fs_info is always cleaned up", "id": "2467185", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2467185"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-763", "details": ["A flaw was found in the hfsplus filesystem driver in the Linux kernel. A bug was introduced during the conversion of hfsplus to the new mount API, leading to a memory leak. If the `setup_bdev_super()` function fails after a new superblock is allocated but before `hfsplus_fill_super()` takes ownership of the filesystem-specific data, the `sb->s_fs_info` memory is not properly cleaned up. This can result in system resource exhaustion."], "name": "CVE-2025-71271", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2026-05-06T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2025-71271\nhttps://nvd.nist.gov/vuln/detail/CVE-2025-71271\nhttps://lore.kernel.org/linux-cve-announce/2026050614-CVE-2025-71271-6cab@gregkh/T"], "threat_severity": "Moderate"}

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