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This results in\nthe same descriptor being read repeatedly.\n\nTo address this issue, a 'goto' statement is introduced to ensure that the\npointer and the amount read is updated correctly. This ensures that the\nfunction iterates to the next descriptor instead of reading the same\ndescriptor repeatedly."}, {"lang": "es", "value": " En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: usb: config: soluciona el problema de iteraci\u00f3n en 'usb_get_bos_descriptor()'. El descriptor BOS define un descriptor ra\u00edz y es el descriptor base para acceder a una familia de descriptores relacionados. La funci\u00f3n 'usb_get_bos_descriptor()' encuentra un problema de iteraci\u00f3n al omitir el tipo de descriptor 'USB_DT_DEVICE_CAPABILITY'. Esto da como resultado que el mismo descriptor se lea repetidamente. Para solucionar este problema, se introduce una declaraci\u00f3n 'goto' para garantizar que el puntero y la cantidad le\u00edda se actualicen correctamente. Esto garantiza que la funci\u00f3n pase al siguiente descriptor en lugar de leer el mismo descriptor repetidamente."}], "id": "CVE-2023-52781", "lastModified": "2025-09-25T16:40:04.993", "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": "[email protected]", "type": "Primary"}]}, "published": "2024-05-21T16:15:17.023", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/64c27b7b2357ddb38b6afebaf46d5bff4d250702"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/7c0244cc311a4038505b73682b7c8ceaa5c7a8c8"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/974bba5c118f4c2baf00de0356e3e4f7928b4cbc"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/9ef94ec8e52eaf7b9abc5b5f8f5b911751112223"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/f89fef7710b2ba0f7a1e46594e530dcf2f77be91"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/64c27b7b2357ddb38b6afebaf46d5bff4d250702"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/7c0244cc311a4038505b73682b7c8ceaa5c7a8c8"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/974bba5c118f4c2baf00de0356e3e4f7928b4cbc"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/9ef94ec8e52eaf7b9abc5b5f8f5b911751112223"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/f89fef7710b2ba0f7a1e46594e530dcf2f77be91"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-670"}], "source": "[email protected]", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2024:4352", "cpe": "cpe:/a:redhat:enterprise_linux:8::nfv", "package": "kernel-rt-0:4.18.0-553.8.1.rt7.349.el8_10", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2024-07-08T00:00:00Z"}, {"advisory": "RHSA-2024:4211", "cpe": "cpe:/o:redhat:enterprise_linux:8", "package": "kernel-0:4.18.0-553.8.1.el8_10", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2024-07-02T00:00:00Z"}, {"advisory": "RHSA-2025:10701", "cpe": "cpe:/a:redhat:rhel_eus:9.4", "package": "kernel-0:5.14.0-427.76.1.el9_4", "product_name": "Red Hat Enterprise Linux 9.4 Extended Update Support", "release_date": "2025-07-09T00:00:00Z"}], "bugzilla": {"description": "kernel: usb: config: fix iteration issue in 'usb_get_bos_descriptor()'", "id": "2282698", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2282698"}, "csaw": false, "cvss3": {"cvss3_base_score": "4.4", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H", "status": "verified"}, "cwe": "CWE-20", "details": ["In the Linux kernel, the following vulnerability has been resolved:\nusb: config: fix iteration issue in 'usb_get_bos_descriptor()'\nThe BOS descriptor defines a root descriptor and is the base descriptor for\naccessing a family of related descriptors.\nFunction 'usb_get_bos_descriptor()' encounters an iteration issue when\nskipping the 'USB_DT_DEVICE_CAPABILITY' descriptor type. This results in\nthe same descriptor being read repeatedly.\nTo address this issue, a 'goto' statement is introduced to ensure that the\npointer and the amount read is updated correctly. This ensures that the\nfunction iterates to the next descriptor instead of reading the same\ndescriptor repeatedly."], "name": "CVE-2023-52781", "package_state": [{"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": "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:9", "fix_state": "Affected", "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": "2024-05-21T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2023-52781\nhttps://nvd.nist.gov/vuln/detail/CVE-2023-52781\nhttps://lore.kernel.org/linux-cve-announce/2024052153-CVE-2023-52781-8f04@gregkh/T"], "threat_severity": "Low"}