{ "document": { "aggregate_severity": { "text": "High" }, "category": "csaf_vex", "csaf_version": "2.0", "distribution": { "text": "TuxCare License Agreement", "tlp": { "label": "WHITE", "url": "https://www.first.org/tlp/" } }, "lang": "en", "notes": [ { "category": "legal_disclaimer", "text": "This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Cloud Linux Inc. and provide a link to the original.", "title": "Terms of Use" } ], "publisher": { "category": "vendor", "contact_details": "https://tuxcare.com/contact/", "name": "TuxCare", "namespace": "https://tuxcare.com/" }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://security.tuxcare.com/csaf/v2/els_os/oraclelinux6els/vex/2020/cve-2020-12321-els_os-oraclelinux6els.json" } ], "tracking": { "current_release_date": "2026-06-13T02:28:43Z", "generator": { "date": "2026-06-13T02:28:43Z", "engine": { "name": "pyCSAF" } }, "id": "CVE-2020-12321-ELS_OS-ORACLELINUX6ELS", "initial_release_date": "2020-11-12T18:15:00Z", "revision_history": [ { "date": "2020-11-12T18:15:00Z", "number": "1", "summary": "Initial version" }, { "date": "2025-11-29T11:09:14Z", "number": "2", "summary": "Official Publication" }, { "date": "2025-12-23T22:15:38Z", "number": "3", "summary": "Update document" }, { "date": "2026-06-13T02:28:43Z", "number": "4", "summary": "Update document" } ], "status": "final", "version": "4" }, "title": "Security update on CVE-2020-12321" }, "product_tree": { "branches": [ { "branches": [ { "branches": [ { "category": "product_name", "name": "Oracle Linux 6", "product": { "name": "Oracle Linux 6", "product_id": "Oracle-Linux-6", "product_identification_helper": { "cpe": "cpe:2.3:o:oracle:linux:6:*:*:*:*:*:*:*" } } } ], "category": "product_family", "name": "Oracle Linux" } ], "category": "vendor", "name": "Oracle Corporation" }, { "branches": [ { "branches": [ { "category": "product_version", "name": "microcode_ctl-3:1.17-33.39.el6_10.tuxcare.els2.x86_64", "product": { "name": "microcode_ctl-3:1.17-33.39.el6_10.tuxcare.els2.x86_64", "product_id": "microcode_ctl-3:1.17-33.39.el6_10.tuxcare.els2.x86_64", "product_identification_helper": { "purl": "pkg:rpm/cloudlinux/microcode_ctl@1.17-33.39.el6_10.tuxcare.els2?arch=x86_64&epoch=3" } } } ], "category": "architecture", "name": "x86_64" } ], "category": "vendor", "name": "CloudLinux" } ], "relationships": [ { "category": "default_component_of", "full_product_name": { "name": "microcode_ctl-3:1.17-33.39.el6_10.tuxcare.els2.x86_64 as a component of Oracle Linux 6", "product_id": "Oracle-Linux-6:microcode_ctl-3:1.17-33.39.el6_10.tuxcare.els2.x86_64" }, "product_reference": "microcode_ctl-3:1.17-33.39.el6_10.tuxcare.els2.x86_64", "relates_to_product_reference": "Oracle-Linux-6" } ] }, "vulnerabilities": [ { "cve": "CVE-2020-12321", "notes": [ { "category": "description", "text": "Improper buffer restriction in some Intel(R) Wireless Bluetooth(R) products before version 21.110 may allow an unauthenticated user to potentially enable escalation of privilege via adjacent access.", "title": "Vulnerability description" }, { "category": "general", "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.", "title": "CVSS score applicability" }, { "category": "other", "text": "TuxCare has assessed that this vulnerability does not impact any currently supported TuxCare products. This evaluation may change as new information becomes available. For additional details regarding this vulnerability and affected products, refer to the provided references.", "title": "Statement" } ], "product_status": { "known_not_affected": [ "Oracle-Linux-6:microcode_ctl-3:1.17-33.39.el6_10.tuxcare.els2.x86_64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://cve.tuxcare.com/els/cve/CVE-2020-12321" }, { "category": "external", "summary": "https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00403", "url": "https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00403" } ], "release_date": "2020-11-12T18:15:00Z", "scores": [ { "cvss_v2": { "accessComplexity": "LOW", "accessVector": "ADJACENT_NETWORK", "authentication": "NONE", "availabilityImpact": "PARTIAL", "baseScore": 5.8, "baseSeverity": "MEDIUM", "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:A/AC:L/Au:N/C:P/I:P/A:P", "version": "2.0" }, "cvss_v3": { "attackComplexity": "LOW", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1" }, "products": [ "Oracle-Linux-6:microcode_ctl-3:1.17-33.39.el6_10.tuxcare.els2.x86_64" ] } ], "threats": [ { "category": "impact", "details": "Important" }, { "category": "impact", "date": "2026-06-12T12:58:11.410414Z", "details": "CVE-2020-12321 targets Intel Wireless Bluetooth firmware and is exploitable only via Bluetooth adjacent access; it requires a compatible Intel Bluetooth adapter to be present and active. In cloud VMs and typical server deployments, no Bluetooth device is attached or passed through, so the linux-firmware Bluetooth blobs are never loaded and the vulnerable code path is unreachable. Systems without Intel Wireless Bluetooth hardware are therefore not affected.", "product_ids": [ "Oracle-Linux-6:microcode_ctl-3:1.17-33.39.el6_10.tuxcare.els2.x86_64" ] } ] } ] }