{"action":"Upgrade nasm to 2.15.04-1 or later.","affected":[{"fixed":"2.15.04-1","introduced":"0"}],"component":"nasm","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["2.15.04-1"],"id":"tcs_01M5NEVC2QCAT9DEMYFA0PR727","modified_at":"2026-09-11T11:02:43.132481978Z","published_at":"2020-09-04T00:15:10.757Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2020-24978","https://security-tracker.debian.org/tracker/CVE-2020-24978"],"severity":{"label":"critical","score":9.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2020-24978#Debian:13/nasm","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2020-24978"}],"summary":"In NASM 2.15.04rc3, there is a double-free vulnerability in pp_tokline asm/preproc.c. This is fixed in commit 8806c3ca007b84accac21dd88b900fb03614ceb7."}