{"action":"Upgrade lmdb to 0.98 or later.","affected":[{"fixed":"0.98","introduced":"0"}],"component":"lmdb","cve_ids":["CVE-2019-16228"],"ecosystem":"PyPI","epss":0.01786,"exploited":false,"fixed_versions":["0.98"],"ghsa_id":"GHSA-ggwq-vrgp-6gv4","id":"tcs_01M5KG964CKQ9V8Y6H3GWNHVM3","modified_at":"2026-06-10T17:00:34.603966573Z","published_at":"2019-09-11T15:15:00Z","references":["https://osv.dev/vulnerability/PYSEC-2019-240","https://github.com/TeamSeri0us/pocs/tree/master/lmdb/FPE","https://pypi.org/project/lmdb","https://nvd.nist.gov/vuln/detail/CVE-2019-16228","https://github.com/advisories/GHSA-ggwq-vrgp-6gv4"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"PYSEC-2019-240","url":"https://osv.dev/vulnerability/PYSEC-2019-240"}],"summary":"An issue was discovered in py-lmdb 0.97. There is a divide-by-zero error in the function mdb_env_open2 if mdb_env_read_header obtains a zero value for a certain size field. NOTE: this outcome occurs w"}