{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2025-21743", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-12-29T08:45:45.757Z", "datePublished": "2025-02-27T02:12:16.696Z", "dateUpdated": "2025-05-04T07:20:10.526Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2025-05-04T07:20:10.526Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nusbnet: ipheth: fix possible overflow in DPE length check\n\nOriginally, it was possible for the DPE length check to overflow if\nwDatagramIndex + wDatagramLength > U16_MAX. This could lead to an OoB\nread.\n\nMove the wDatagramIndex term to the other side of the inequality.\n\nAn existing condition ensures that wDatagramIndex < urb->actual_length."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/net/usb/ipheth.c"], "versions": [{"version": "a2d274c62e44b1995c170595db3865c6fe701226", "lessThan": "18bf6f5cce3172cb303c3f0551aa9443d5ed74f8", "status": "affected", "versionType": "git"}, {"version": "a2d274c62e44b1995c170595db3865c6fe701226", "lessThan": "d677e7dd59ad6837496f5a02d8e5d39824278dfd", "status": "affected", "versionType": "git"}, {"version": "a2d274c62e44b1995c170595db3865c6fe701226", "lessThan": "d824a964185910e317287f034c0a439c08b4fe49", "status": "affected", "versionType": "git"}, {"version": "a2d274c62e44b1995c170595db3865c6fe701226", "lessThan": "c219427ed296f94bb4b91d08626776dc7719ee27", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/net/usb/ipheth.c"], "versions": [{"version": "6.5", "status": "affected"}, {"version": "0", "lessThan": "6.5", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.78", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.14", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.13.3", "lessThanOrEqual": "6.13.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.14", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.5", "versionEndExcluding": "6.6.78"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.5", "versionEndExcluding": "6.12.14"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.5", "versionEndExcluding": "6.13.3"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.5", "versionEndExcluding": "6.14"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/18bf6f5cce3172cb303c3f0551aa9443d5ed74f8"}, {"url": "https://git.kernel.org/stable/c/d677e7dd59ad6837496f5a02d8e5d39824278dfd"}, {"url": "https://git.kernel.org/stable/c/d824a964185910e317287f034c0a439c08b4fe49"}, {"url": "https://git.kernel.org/stable/c/c219427ed296f94bb4b91d08626776dc7719ee27"}], "title": "usbnet: ipheth: fix possible overflow in DPE length check", "x_generator": {"engine": "bippy-1.2.0"}}}}

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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "620D4308-FEF2-4D7F-84A9-21E66BDB5A28", "versionEndExcluding": "6.6.78", "versionStartIncluding": "6.5", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "033BB7EE-C9A2-45EA-BAC9-87BB9D951BCD", "versionEndExcluding": "6.12.14", "versionStartIncluding": "6.7", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "0E92CEE3-1FC3-4AFC-A513-DEDBA7414F00", "versionEndExcluding": "6.13.3", "versionStartIncluding": "6.13", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nusbnet: ipheth: fix possible overflow in DPE length check\n\nOriginally, it was possible for the DPE length check to overflow if\nwDatagramIndex + wDatagramLength > U16_MAX. This could lead to an OoB\nread.\n\nMove the wDatagramIndex term to the other side of the inequality.\n\nAn existing condition ensures that wDatagramIndex < urb->actual_length."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: usbnet: ipheth: corrige posible desbordamiento en la comprobaci\u00f3n de longitud de DPE Originalmente, era posible que la comprobaci\u00f3n de longitud de DPE se desbordara si wDatagramIndex + wDatagramLength &gt; U16_MAX. Esto podr\u00eda provocar una lectura OoB. Mueva el t\u00e9rmino wDatagramIndex al otro lado de la desigualdad. Una condici\u00f3n existente asegura que wDatagramIndex &lt; urb-&gt;actual_length."}], "id": "CVE-2025-21743", "lastModified": "2025-03-05T18:47:21.313", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.2, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2025-02-27T03:15:14.933", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/18bf6f5cce3172cb303c3f0551aa9443d5ed74f8"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/c219427ed296f94bb4b91d08626776dc7719ee27"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/d677e7dd59ad6837496f5a02d8e5d39824278dfd"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/d824a964185910e317287f034c0a439c08b4fe49"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-125"}], "source": "nvd@nist.gov", "type": "Secondary"}]}

{"bugzilla": {"description": "kernel: usbnet: ipheth: fix possible overflow in DPE length check", "id": "2348572", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2348572"}, "csaw": false, "cvss3": {"cvss3_base_score": "6.0", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:H", "status": "draft"}, "cwe": "CWE-125", "details": ["In the Linux kernel, the following vulnerability has been resolved:\nusbnet: ipheth: fix possible overflow in DPE length check\nOriginally, it was possible for the DPE length check to overflow if\nwDatagramIndex + wDatagramLength > U16_MAX. This could lead to an OoB\nread.\nMove the wDatagramIndex term to the other side of the inequality.\nAn existing condition ensures that wDatagramIndex < urb->actual_length."], "name": "CVE-2025-21743", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 10"}, {"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": "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": "2025-02-27T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2025-21743\nhttps://nvd.nist.gov/vuln/detail/CVE-2025-21743\nhttps://lore.kernel.org/linux-cve-announce/2025022600-CVE-2025-21743-c67f@gregkh/T"], "threat_severity": "Moderate"}