{"id":"CVE-2020-24978","details":"In NASM 2.15.04rc3, there is a double-free vulnerability in pp_tokline asm/preproc.c. This is fixed in commit 8806c3ca007b84accac21dd88b900fb03614ceb7.","modified":"2026-07-09T00:06:43.271820Z","published":"2020-09-04T00:15:10.757Z","references":[{"type":"REPORT","url":"https://bugzilla.nasm.us/show_bug.cgi?id=3392712"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/netwide-assembler/nasm","events":[{"introduced":"ed47b8ce3e04bf7b92b4f949aa54e54bad81f336"},{"last_affected":"ed47b8ce3e04bf7b92b4f949aa54e54bad81f336"}],"database_specific":{"cpe":"cpe:2.3:a:nasm:netwide_assembler:2.15.04:rc3:*:*:*:*:*:*","extracted_events":[{"introduced":"2.15.04-rc3"},{"last_affected":"2.15.04-rc3"}],"source":"CPE_STRING"}}],"versions":["2.15.04-rc3","nasm-2.15.04rc3"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-24978.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"}]}