{"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"}