{"id":"CVE-2020-18974","details":"Buffer Overflow in Netwide Assembler (NASM) v2.15.xx allows attackers to cause a denial of service via 'crc64i' in the component 'nasmlib/crc64'. This issue is different than CVE-2019-7147.","modified":"2026-03-13T00:33:28.917752Z","published":"2021-08-25T16:15:08.567Z","references":[{"type":"REPORT","url":"https://bugzilla.nasm.us/show_bug.cgi?id=3392568"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/netwide-assembler/nasm","events":[{"introduced":"a825b33423d5046dfc4c0992c3ebfea5b8a531c4"},{"last_affected":"214f2d4c56925a280c480950bbf71389e2169e1a"}],"database_specific":{"versions":[{"introduced":"2.15"},{"last_affected":"2.15.05"}]}}],"versions":["nasm-2.15","nasm-2.15.01","nasm-2.15.02","nasm-2.15.02rc1","nasm-2.15.02rc2","nasm-2.15.03","nasm-2.15.03rc1","nasm-2.15.03rc2","nasm-2.15.03rc3","nasm-2.15.03rc4","nasm-2.15.03rc5","nasm-2.15.03rc6","nasm-2.15.03rc7","nasm-2.15.03rc8","nasm-2.15.04","nasm-2.15.04rc1","nasm-2.15.04rc2","nasm-2.15.04rc3","nasm-2.15.04rc4","nasm-2.15.04rc5","nasm-2.15.04rc6","nasm-2.15.05","nasm-2.15.05rc1","nasm-2.15.05rc2"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-18974.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L"}]}