{ "containers": { "cna": { "affected": [ { "product": "FreeBSD", "vendor": "n/a", "versions": [ { "status": "affected", "version": "FreeBSD 13.0-RELEASE before p4, 12.2-RELEASE before p10, 11.4-RELEASE before p13" } ] } ], "descriptions": [ { "lang": "en", "value": "In FreeBSD 13.0-STABLE before n246941-20f96f215562, 12.2-STABLE before r370400, 11.4-STABLE before r370399, 13.0-RELEASE before p4, 12.2-RELEASE before p10, and 11.4-RELEASE before p13, certain VirtIO-based device models in bhyve failed to handle errors when fetching I/O descriptors. A malicious guest may cause the device model to operate on uninitialized I/O vectors leading to memory corruption, crashing of the bhyve process, and possibly arbitrary code execution in the bhyve process." } ], "problemTypes": [ { "descriptions": [ { "description": "Use of Uninitialized Resource", "lang": "en", "type": "text" } ] } ], "providerMetadata": { "dateUpdated": "2021-09-23T12:06:45.000Z", "orgId": "63664ac6-956c-4cba-a5d0-f46076e16109", "shortName": "freebsd" }, "references": [ { "tags": [ "x_refsource_MISC" ], "url": "https://security.FreeBSD.org/advisories/FreeBSD-SA-21:13.bhyve.asc" }, { "tags": [ "x_refsource_CONFIRM" ], "url": "https://security.netapp.com/advisory/ntap-20210923-0004/" } ], "x_legacyV4Record": { "CVE_data_meta": { "ASSIGNER": "secteam@freebsd.org", "ID": "CVE-2021-29631", "STATE": "PUBLIC" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "FreeBSD", "version": { "version_data": [ { "version_value": "FreeBSD 13.0-RELEASE before p4, 12.2-RELEASE before p10, 11.4-RELEASE before p13" } ] } } ] }, "vendor_name": "n/a" } ] } }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "In FreeBSD 13.0-STABLE before n246941-20f96f215562, 12.2-STABLE before r370400, 11.4-STABLE before r370399, 13.0-RELEASE before p4, 12.2-RELEASE before p10, and 11.4-RELEASE before p13, certain VirtIO-based device models in bhyve failed to handle errors when fetching I/O descriptors. A malicious guest may cause the device model to operate on uninitialized I/O vectors leading to memory corruption, crashing of the bhyve process, and possibly arbitrary code execution in the bhyve process." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "Use of Uninitialized Resource" } ] } ] }, "references": { "reference_data": [ { "name": "https://security.FreeBSD.org/advisories/FreeBSD-SA-21:13.bhyve.asc", "refsource": "MISC", "url": "https://security.FreeBSD.org/advisories/FreeBSD-SA-21:13.bhyve.asc" }, { "name": "https://security.netapp.com/advisory/ntap-20210923-0004/", "refsource": "CONFIRM", "url": "https://security.netapp.com/advisory/ntap-20210923-0004/" } ] } } }, "adp": [ { "providerMetadata": { "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-03T22:11:06.287Z" }, "title": "CVE Program Container", "references": [ { "tags": [ "x_refsource_MISC", "x_transferred" ], "url": "https://security.FreeBSD.org/advisories/FreeBSD-SA-21:13.bhyve.asc" }, { "tags": [ "x_refsource_CONFIRM", "x_transferred" ], "url": "https://security.netapp.com/advisory/ntap-20210923-0004/" } ] } ] }, "cveMetadata": { "assignerOrgId": "63664ac6-956c-4cba-a5d0-f46076e16109", "assignerShortName": "freebsd", "cveId": "CVE-2021-29631", "datePublished": "2021-08-30T18:00:15.000Z", "dateReserved": "2021-03-30T00:00:00.000Z", "dateUpdated": "2024-08-03T22:11:06.287Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1" }