{"id":"UBUNTU-CVE-2018-19215","details":"Netwide Assembler (NASM) 2.14rc16 has a heap-based buffer over-read in expand_mmac_params in asm/preproc.c for the special cases of the % and $ and ! characters.","modified":"2026-05-11T10:40:56.967279Z","published":"2018-11-12T19:29:00Z","upstream":["CVE-2018-19215"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2018-19215"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2018-19215"}],"affected":[{"package":{"name":"nasm","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/nasm@2.11.08-1ubuntu0.1?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.11.06-1really2.11.05-1","2.11.08-1","2.11.08-1ubuntu0.1"],"ecosystem_specific":{"binaries":[{"binary_version":"2.11.08-1ubuntu0.1","binary_name":"nasm"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-19215.json"}},{"package":{"name":"nasm","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/nasm@2.13.02-0.1?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.13.01-2","2.13.02-0.1"],"ecosystem_specific":{"binaries":[{"binary_version":"2.13.02-0.1","binary_name":"nasm"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-19215.json"}},{"package":{"name":"nasm","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/nasm@2.14.02-1?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.14.02-1"],"ecosystem_specific":{"binaries":[{"binary_version":"2.14.02-1","binary_name":"nasm"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-19215.json"}},{"package":{"name":"nasm","ecosystem":"Ubuntu:Pro:22.04:LTS","purl":"pkg:deb/ubuntu/nasm@2.15.05-1ubuntu0.1~esm1?arch=source&distro=esm-apps/jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.15.05-1","2.15.05-1ubuntu0.1~esm1"],"ecosystem_specific":{"binaries":[{"binary_version":"2.15.05-1ubuntu0.1~esm1","binary_name":"nasm"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-19215.json"}},{"package":{"name":"nasm","ecosystem":"Ubuntu:Pro:24.04:LTS","purl":"pkg:deb/ubuntu/nasm@2.16.01-1ubuntu0.1~esm2?arch=source&distro=esm-apps/noble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.16.01-1","2.16.01-1build1","2.16.01-1ubuntu0.1~esm1","2.16.01-1ubuntu0.1~esm2"],"ecosystem_specific":{"binaries":[{"binary_version":"2.16.01-1ubuntu0.1~esm2","binary_name":"nasm"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-19215.json"}},{"package":{"name":"nasm","ecosystem":"Ubuntu:25.10","purl":"pkg:deb/ubuntu/nasm@2.16.03-1?arch=source&distro=questing"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.16.03-1"],"ecosystem_specific":{"binaries":[{"binary_version":"2.16.03-1","binary_name":"nasm"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-19215.json"}},{"package":{"name":"nasm","ecosystem":"Ubuntu:26.04","purl":"pkg:deb/ubuntu/nasm@3.01-1?arch=source&distro=resolute"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.16.03-1","3.01-1"],"ecosystem_specific":{"binaries":[{"binary_version":"3.01-1","binary_name":"nasm"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-19215.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"negligible"}]}