{ "containers": { "cna": { "affected": [ { "product": "EDK II", "vendor": "n/a", "versions": [ { "status": "affected", "version": "edk2-stable202105, edk2-stable202102, edk2-stable202011, edk2-stable202008, edk2-stable202005, edk2-stable202002, edk2-stable201911, edk2-stable201908, edk2-stable201905, edk2-stable201903, edk2-stable201811, edk2-stable201808" } ] } ], "descriptions": [ { "lang": "en", "value": "A BIOS bug in firmware for a particular PC model leaves the Platform authorization value empty. This can be used to permanently brick the TPM in multiple ways, as well as to non-permanently DoS the system." } ], "problemTypes": [ { "descriptions": [ { "description": "Security Feature Bypass", "lang": "en", "type": "text" } ] } ], "providerMetadata": { "dateUpdated": "2022-01-03T21:07:45.000Z", "orgId": "65518388-201a-4f93-8712-366d21fe8d2c", "shortName": "TianoCore" }, "references": [ { "tags": [ "x_refsource_MISC" ], "url": "https://bugzilla.tianocore.org/show_bug.cgi?id=3499" } ], "x_legacyV4Record": { "CVE_data_meta": { "ASSIGNER": "infosec@edk2.groups.io", "ID": "CVE-2021-38576", "STATE": "PUBLIC" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "EDK II", "version": { "version_data": [ { "version_value": "edk2-stable202105, edk2-stable202102, edk2-stable202011, edk2-stable202008, edk2-stable202005, edk2-stable202002, edk2-stable201911, edk2-stable201908, edk2-stable201905, edk2-stable201903, edk2-stable201811, edk2-stable201808" } ] } } ] }, "vendor_name": "n/a" } ] } }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "A BIOS bug in firmware for a particular PC model leaves the Platform authorization value empty. This can be used to permanently brick the TPM in multiple ways, as well as to non-permanently DoS the system." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "Security Feature Bypass" } ] } ] }, "references": { "reference_data": [ { "name": "https://bugzilla.tianocore.org/show_bug.cgi?id=3499", "refsource": "MISC", "url": "https://bugzilla.tianocore.org/show_bug.cgi?id=3499" } ] } } }, "adp": [ { "title": "CVE Program Container", "references": [ { "tags": [ "x_refsource_MISC", "x_transferred" ], "url": "https://bugzilla.tianocore.org/show_bug.cgi?id=3499" }, { "url": "https://lists.debian.org/debian-lts-announce/2025/06/msg00007.html" } ], "providerMetadata": { "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2025-11-03T19:26:14.574Z" } } ] }, "cveMetadata": { "assignerOrgId": "65518388-201a-4f93-8712-366d21fe8d2c", "assignerShortName": "TianoCore", "cveId": "CVE-2021-38576", "datePublished": "2022-01-03T21:07:45.000Z", "dateReserved": "2021-08-11T00:00:00.000Z", "dateUpdated": "2025-11-03T19:26:14.574Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.2" }