{"id":"CVE-2022-28070","details":"A null pointer deference in __core_anal_fcn function in radare2 5.4.2 and 5.4.0.","modified":"2026-08-27T08:15:17.123413Z","published":"2023-08-22T00:00:00Z","database_specific":{"cna_assigner":"mitre","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/28xxx/CVE-2022-28070.json"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/28xxx/CVE-2022-28070.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-28070"},{"type":"FIX","url":"https://github.com/radareorg/radare2/commit/4aff1bb00224de4f5bc118f987dfd5d2fe3450d0"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/radareorg/radare2","events":[{"introduced":"df953a40887aa5dc947ca3c08d70e39359f9c0e3"},{"fixed":"4aff1bb00224de4f5bc118f987dfd5d2fe3450d0"}],"database_specific":{"extracted_events":[{"introduced":"5.4.0"},{"last_affected":"5.4.0"},{"introduced":"5.4.2"},{"last_affected":"5.4.2"}],"source":["CPE_STRING","REFERENCES"],"cpe":["cpe:2.3:a:radare:radare2:5.4.0:*:*:*:*:*:*:*","cpe:2.3:a:radare:radare2:5.4.2:*:*:*:*:*:*:*"]}}],"versions":["5.4.0","5.4.2","5.4.0-git"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-28070.json","vanir_signatures_modified":"2026-08-27T08:15:17Z","vanir_signatures":[{"deprecated":false,"digest":{"function_hash":"228354403838911164552197069158455773948","length":5469},"id":"CVE-2022-28070-21eb4e6d","signature_type":"Function","signature_version":"v1","source":"https://github.com/radareorg/radare2/commit/4aff1bb00224de4f5bc118f987dfd5d2fe3450d0","target":{"file":"libr/core/canal.c","function":"__core_anal_fcn"}},{"target":{"file":"libr/core/canal.c"},"deprecated":false,"digest":{"threshold":0.9,"line_hashes":["108141780007358366995245371250446887185","270619932205469455796428098197146750610","303022517348731575295423740626083003545","44442592587868179379112218232103559448"]},"id":"CVE-2022-28070-8c91f8a7","signature_type":"Line","signature_version":"v1","source":"https://github.com/radareorg/radare2/commit/4aff1bb00224de4f5bc118f987dfd5d2fe3450d0"}]}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}