CVE-2024-56710

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Also, make a similar adjustment in __ceph_sync_read()\nfor consistency (a leak of the same kind in __ceph_sync_read() has been\naddressed differently)."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: ceph: se corrige la p\u00e9rdida de memoria en ceph_direct_read_write() La matriz bvecs que se asigna en iter_get_bvecs_alloc() se filtra y las p\u00e1ginas permanecen fijadas si ceph_alloc_sparse_ext_map() falla. No es necesario retrasar la asignaci\u00f3n del mapa sparse_ext hasta que se configure la matriz bvecs, as\u00ed que solucione esto moviendo la asignaci\u00f3n de sparse_ext un poco antes. Adem\u00e1s, haga un ajuste similar en __ceph_sync_read() para lograr coherencia (una p\u00e9rdida del mismo tipo en __ceph_sync_read() se ha abordado de forma diferente)."}], "id": "CVE-2024-56710", "lastModified": "2026-06-17T08:12:48.113", "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"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "LOW", "baseScore": 3.3, "baseSeverity": "LOW", "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:L", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 1.4, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2024-56710", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2025-04-17T20:10:33.608090Z", "version": "2.0.3"}}]}, "published": "2024-12-29T09:15:05.970", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/44e518abbb498075ae85c7d1d1a503a6bb05ea2d"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/66e0c4f91461d17d48071695271c824620bed4ef"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/eb9041837123f31d5897e99bb761f46cb4ce5859"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-401"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-401"}], "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}]}

{"bugzilla": {"description": "kernel: ceph: fix memory leak in ceph_direct_read_write()", "id": "2334792", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2334792"}, "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-401", "details": ["In the Linux kernel, the following vulnerability has been resolved:\nceph: fix memory leak in ceph_direct_read_write()\nThe bvecs array which is allocated in iter_get_bvecs_alloc() is leaked\nand pages remain pinned if ceph_alloc_sparse_ext_map() fails.\nThere is no need to delay the allocation of sparse_ext map until after\nthe bvecs array is set up, so fix this by moving sparse_ext allocation\na bit earlier. Also, make a similar adjustment in __ceph_sync_read()\nfor consistency (a leak of the same kind in __ceph_sync_read() has been\naddressed differently)."], "name": "CVE-2024-56710", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "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": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2024-12-29T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2024-56710\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-56710\nhttps://lore.kernel.org/linux-cve-announce/2024122913-CVE-2024-56710-78af@gregkh/T"], "threat_severity": "Low"}

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