{"id":"CVE-2018-20460","details":"In radare2 prior to 3.1.2, the parseOperands function in libr/asm/arch/arm/armass64.c allows attackers to cause a denial-of-service (application crash caused by stack-based buffer overflow) by crafting an input file.","modified":"2026-08-07T14:49:34.579664Z","published":"2018-12-25T19:29:00.540Z","references":[{"type":"FIX","url":"https://github.com/radare/radare2/commit/df167c7db545953bb7f71c72e98e7a3ca0c793bf"},{"type":"EVIDENCE","url":"https://github.com/radare/radare2/issues/12376"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/radareorg/radare2","events":[{"introduced":"0"},{"fixed":"b453df6acc6742d709bd238cd9cd63ede2534b1b"},{"fixed":"df167c7db545953bb7f71c72e98e7a3ca0c793bf"}],"database_specific":{"source":["CPE_RANGE","REFERENCES"],"cpe":"cpe:2.3:a:radare:radare2:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"0"},{"fixed":"3.1.2"}]}}],"versions":["3.1.1","3.1.0","3.0.1","3.0.0","2.9.0","2.8.0","2.7.0","2.6.9","2.6.0","2.5.0","2.4.0","2.2.0","2.1.0","2.0.1","2.0.0","1.6.0","1.5.0","1.4.0","1.3.0","1.3.0-git","1.2.0","1.2.0-git","1.1.0","1.0.2","1.0.1","1.0.0","1.0","0.10.6","0.10.5","0.10.4-termux4","termux","0.10.4","0.10.3","0.10.2","0.10.1","0.10.0","radare2-windows-nightly","0.9.9","0.9.8","0.9.8-rc4","0.9.8-rc3","0.9.8-rc2","0.9.8-rc1","0.9.7","0.9.6","0.9.4","0.9.2","0.9","0.8.8","0.8.6"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-20460.json","vanir_signatures_modified":"2026-08-07T14:49:34Z","vanir_signatures":[{"signature_type":"Line","signature_version":"v1","source":"https://github.com/radareorg/radare2/commit/df167c7db545953bb7f71c72e98e7a3ca0c793bf","target":{"file":"libr/asm/arch/arm/armass64.c"},"deprecated":false,"digest":{"line_hashes":["62582789068305628294446362460531821003","88471107959581013415678861463707192444","225579026500843607718963200813171953399","248728424684071853751762647351263425306"],"threshold":0.9},"id":"CVE-2018-20460-360ad6f1"},{"signature_version":"v1","source":"https://github.com/radareorg/radare2/commit/df167c7db545953bb7f71c72e98e7a3ca0c793bf","target":{"file":"libr/asm/arch/arm/armass64.c","function":"parseOperands"},"deprecated":false,"digest":{"length":3197,"function_hash":"174894509232513312430482369596898890421"},"id":"CVE-2018-20460-d6be5d1e","signature_type":"Function"}]}}],"schema_version":"1.8.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"}]}