{"action":"Upgrade yasm to 1.3.0-8 or later.","affected":[{"fixed":"1.3.0-8","introduced":"0"}],"component":"yasm","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["1.3.0-8"],"id":"tcs_01M5NFQGNNNT1EXZDP8GMP8M84","modified_at":"2026-10-23T18:03:59.922147653Z","published_at":"2022-07-26T13:15:09.377Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2021-33456","https://security-tracker.debian.org/tracker/CVE-2021-33456"],"severity":{"label":"medium","score":5.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2021-33456#Debian:14/yasm","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2021-33456"}],"summary":"An issue was discovered in yasm version 1.3.0. There is a NULL pointer dereference in hash() in modules/preprocs/nasm/nasm-pp.c."}