{"action":"Upgrade nasm to 2.14-1 or later.","affected":[{"fixed":"2.14-1","introduced":"0"}],"component":"nasm","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["2.14-1"],"id":"tcs_01M5ND5MCCRJ0PBXWCT3P6YTYH","modified_at":"2026-10-23T18:04:46.868361102Z","published_at":"2018-09-13T16:29:01.140Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2018-16999","https://security-tracker.debian.org/tracker/CVE-2018-16999"],"severity":{"label":"medium","score":5.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2018-16999","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2018-16999"}],"summary":"Netwide Assembler (NASM) 2.14rc15 has an invalid memory write (segmentation fault) in expand_smacro in preproc.c, which allows attackers to cause a denial of service via a crafted input file."}