{"id":"CVE-2022-43171","aliases":["GHSA-jvp9-phwp-p738","PYSEC-2022-43140"],"url":"https://o3.security/vulnerability/CVE-2022-43171","summary":"LIEF heap buffer overflow in the LIEF::MachO::BinaryParser::parse_dyldinfo_generic_bind","details":"A heap buffer overflow in the LIEF::MachO::BinaryParser::parse_dyldinfo_generic_bind function of LIEF prior to version 0.12.3 allows attackers to cause a Denial of Service (DoS) via a crafted MachO file.","published":"2022-11-17T00:00:00Z","modified":"2026-08-12T03:51:31.532947190Z","cvss":{"score":6.5,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},"epss":{"score":0.00692,"percentile":0.51259,"asOf":"2026-09-17"},"cisaKev":null,"exploitsKnown":1,"affectedPackages":[{"ecosystem":"PyPI","name":"lief","fixedVersion":"0.12.3"}],"fix":null,"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/43xxx/CVE-2022-43171.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-43171"},{"type":"REPORT","url":"https://github.com/lief-project/LIEF/issues/782"},{"type":"PACKAGE","url":"https://github.com/lief-project/LIEF"},{"type":"WEB","url":"https://github.com/pypa/advisory-database/tree/main/vulns/lief/PYSEC-2022-43140.yaml"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-12T03:51:31.532947190Z"}}