{"id":"CVE-2020-23907","details":"An issue was discovered in retdec v3.3. In function canSplitFunctionOn() of ir_modifications.cpp, there is a possible out of bounds read due to a heap buffer overflow. The impact is: Deny of Service, Memory Disclosure, and Possible Code Execution.","modified":"2026-04-11T11:23:30.175054Z","published":"2021-04-21T18:15:08.173Z","references":[{"type":"FIX","url":"https://github.com/avast/retdec/commit/517298bafaaff0a8e3dd60dd055a67c41b545807"},{"type":"FIX","url":"https://github.com/avast/retdec/issues/637"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/avast/retdec","events":[{"introduced":"0"},{"last_affected":"ae298572cbbd9f863bb0d2e73464e15d2fa1d51b"},{"fixed":"517298bafaaff0a8e3dd60dd055a67c41b545807"}],"database_specific":{"versions":[{"introduced":"0"},{"last_affected":"3.3"}]}}],"versions":["v3.0","v3.1","v3.2","v3.3"],"database_specific":{"vanir_signatures_modified":"2026-04-11T11:23:30Z","vanir_signatures":[{"target":{"file":"src/bin2llvmir/optimizations/decoder/ir_modifications.cpp"},"signature_type":"Line","id":"CVE-2020-23907-2879d65a","digest":{"line_hashes":["81181108660029211192319018056302221706","25703503116769433900536881559952372029","165994067762022128395298378448903842303","272892621920687439859005629979968855234","325873420871746804634874681986513095314","240898803062012598991558223846829213440","329491573226994479570509301534243161639","126545514820576248801930165245780264547"],"threshold":0.9},"deprecated":false,"source":"https://github.com/avast/retdec/commit/517298bafaaff0a8e3dd60dd055a67c41b545807","signature_version":"v1"}],"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-23907.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}