{"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_01M5NE4NHA7P6Z1SBMTM4SMBTR","modified_at":"2026-09-21T07:00:59.903395062Z","published_at":"2020-01-06T06:15:10.767Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2019-20352","https://security-tracker.debian.org/tracker/CVE-2019-20352"],"severity":{"label":"high","score":7.1},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2019-20352#Debian:13/nasm","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2019-20352"}],"summary":"In Netwide Assembler (NASM) 2.15rc0, a heap-based buffer over-read occurs (via a crafted .asm file) in set_text_free when called from expand_one_smacro in asm/preproc.c."}