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There are two\nreasons for this: first, the parameter value passed is greater than\nocfs2_max_inline_data_with_xattr, second, the start and end parameters of\nocfs2_truncate_inline are \"unsigned int\".\n\nSo, we need to add a sanity check for byte_start and byte_len right before\nocfs2_truncate_inline() in ocfs2_remove_inode_range(), if they are greater\nthan ocfs2_max_inline_data_with_xattr return -EINVAL."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: ocfs2: pasar u64 a ocfs2_truncate_inline puede provocar un desbordamiento Syzbot inform\u00f3 de un ERROR del kernel en ocfs2_truncate_inline. Hay dos razones para esto: primero, el valor del par\u00e1metro pasado es mayor que ocfs2_max_inline_data_with_xattr, segundo, los par\u00e1metros de inicio y fin de ocfs2_truncate_inline son \"unsigned int\". Por lo tanto, debemos agregar una comprobaci\u00f3n de cordura para byte_start y byte_len justo antes de ocfs2_truncate_inline() en ocfs2_remove_inode_range(), si son mayores que ocfs2_max_inline_data_with_xattr devuelve -EINVAL."}], "id": "CVE-2024-50218", "lastModified": "2025-11-03T23:17:03.227", "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": "2024-11-09T11:15:07.213", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/0b6b8c2055784261de3fb641c5d0d63964318e8f"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/27d95867bee806cdc448d122bd99f1d8b0544035"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/2fe5d62e122b040ce7fc4d31aa7fa96ae328cefc"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/70767689ec6ee5f05fb0a2c17d7ec1927946e486"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/88f97a4b5843ce21c1286e082c02a5fb4d8eb473"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/95fbed8ae8c32c0977e6be1721c190d8fea23f2f"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/bc0a2f3a73fcdac651fca64df39306d1e5ebe3b0"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/ecd62f684386fa64f9c0cea92eea361f4e6444c2"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.debian.org/debian-lts-announce/2025/03/msg00002.html"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: ocfs2: pass u64 to ocfs2_truncate_inline maybe overflow", "id": "2324862", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2324862"}, "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-20", "details": ["In the Linux kernel, the following vulnerability has been resolved:\nocfs2: pass u64 to ocfs2_truncate_inline maybe overflow\nSyzbot reported a kernel BUG in ocfs2_truncate_inline. There are two\nreasons for this: first, the parameter value passed is greater than\nocfs2_max_inline_data_with_xattr, second, the start and end parameters of\nocfs2_truncate_inline are \"unsigned int\".\nSo, we need to add a sanity check for byte_start and byte_len right before\nocfs2_truncate_inline() in ocfs2_remove_inode_range(), if they are greater\nthan ocfs2_max_inline_data_with_xattr return -EINVAL."], "name": "CVE-2024-50218", "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": "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": "2024-11-09T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2024-50218\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-50218\nhttps://lore.kernel.org/linux-cve-announce/2024110925-CVE-2024-50218-68cd@gregkh/T"], "threat_severity": "Moderate"}