{"id":"UBUNTU-CVE-2021-45927","details":"MDB Tools (aka mdbtools) 0.9.2 has a stack-based buffer overflow (at 0x7ffd6e029ee0) in mdb_numeric_to_string (called from mdb_xfer_bound_data and _mdb_attempt_bind).","modified":"2026-05-20T16:05:24.140845185Z","published":"2022-01-01T01:15:00Z","upstream":["CVE-2021-45927"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-45927"},{"type":"REPORT","url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=36187"},{"type":"REPORT","url":"https://github.com/mdbtools/mdbtools/commit/373b7ff4c4daf887269c078407cb1338942c4ea6"},{"type":"REPORT","url":"https://github.com/google/oss-fuzz-vulns/blob/main/vulns/mdbtools/OSV-2021-1003.yaml"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2021-45927"}],"affected":[{"package":{"name":"mdbtools","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/mdbtools?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.7.1-4"],"ecosystem_specific":{"binaries":[{"binary_name":"libmdb2","binary_version":"0.7.1-4"},{"binary_version":"0.7.1-4","binary_name":"libmdbodbc1"},{"binary_name":"libmdbsql2","binary_version":"0.7.1-4"},{"binary_version":"0.7.1-4","binary_name":"mdbtools"},{"binary_version":"0.7.1-4","binary_name":"mdbtools-gmdb"},{"binary_name":"odbc-mdbtools","binary_version":"0.7.1-4"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-45927.json"}},{"package":{"name":"mdbtools","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/mdbtools?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.7.1-5","0.7.1-6"],"ecosystem_specific":{"binaries":[{"binary_name":"libmdb2","binary_version":"0.7.1-6"},{"binary_version":"0.7.1-6","binary_name":"libmdbsql2"},{"binary_version":"0.7.1-6","binary_name":"mdbtools"},{"binary_name":"odbc-mdbtools","binary_version":"0.7.1-6"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-45927.json"}},{"package":{"name":"mdbtools","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/mdbtools?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.7.1-6build1"],"ecosystem_specific":{"binaries":[{"binary_name":"libmdb2","binary_version":"0.7.1-6build1"},{"binary_name":"libmdbsql2","binary_version":"0.7.1-6build1"},{"binary_name":"mdbtools","binary_version":"0.7.1-6build1"},{"binary_name":"odbc-mdbtools","binary_version":"0.7.1-6build1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-45927.json"}},{"package":{"name":"mdbtools","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/mdbtools?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.9.4-1ubuntu1","1.0.0+dfsg-1"],"ecosystem_specific":{"binaries":[{"binary_version":"1.0.0+dfsg-1","binary_name":"libmdb3"},{"binary_version":"1.0.0+dfsg-1","binary_name":"libmdbsql3"},{"binary_name":"mdbtools","binary_version":"1.0.0+dfsg-1"},{"binary_name":"odbc-mdbtools","binary_version":"1.0.0+dfsg-1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-45927.json"}},{"package":{"name":"mdbtools","ecosystem":"Ubuntu:24.04:LTS","purl":"pkg:deb/ubuntu/mdbtools?arch=source&distro=noble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.0.0+dfsg-1.1","1.0.0+dfsg-1.2build2","1.0.0+dfsg-1.2ubuntu1"],"ecosystem_specific":{"binaries":[{"binary_name":"libmdb3t64","binary_version":"1.0.0+dfsg-1.2ubuntu1"},{"binary_version":"1.0.0+dfsg-1.2ubuntu1","binary_name":"libmdbsql3t64"},{"binary_name":"mdbtools","binary_version":"1.0.0+dfsg-1.2ubuntu1"},{"binary_name":"odbc-mdbtools","binary_version":"1.0.0+dfsg-1.2ubuntu1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-45927.json"}},{"package":{"name":"mdbtools","ecosystem":"Ubuntu:25.10","purl":"pkg:deb/ubuntu/mdbtools?arch=source&distro=questing"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.0.1-0.1"],"ecosystem_specific":{"binaries":[{"binary_name":"libmdb3t64","binary_version":"1.0.1-0.1"},{"binary_version":"1.0.1-0.1","binary_name":"libmdbsql3t64"},{"binary_name":"mdbtools","binary_version":"1.0.1-0.1"},{"binary_name":"odbc-mdbtools","binary_version":"1.0.1-0.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-45927.json"}},{"package":{"name":"mdbtools","ecosystem":"Ubuntu:26.04:LTS","purl":"pkg:deb/ubuntu/mdbtools?arch=source&distro=resolute"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.0.1-0.1","1.0.1-0.1build1"],"ecosystem_specific":{"binaries":[{"binary_version":"1.0.1-0.1build1","binary_name":"libmdb3t64"},{"binary_version":"1.0.1-0.1build1","binary_name":"libmdbsql3t64"},{"binary_name":"mdbtools","binary_version":"1.0.1-0.1build1"},{"bina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