{"id":"UBUNTU-CVE-2017-17814","details":"In Netwide Assembler (NASM) 2.14rc0, there is a use-after-free in do_directive in asm/preproc.c that will cause a remote denial of service attack.","modified":"2026-02-04T03:01:13.394463Z","published":"2017-12-20T00:00:00Z","related":["USN-3694-1"],"upstream":["CVE-2017-17814"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2017-17814"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-3694-1"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2017-17814"}],"affected":[{"package":{"name":"nasm","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/nasm@2.10.09-1ubuntu0.1?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.10.09-1ubuntu0.1"}]}],"versions":["2.10.07-1","2.10.09-1"],"ecosystem_specific":{"binaries":[{"binary_version":"2.10.09-1ubuntu0.1","binary_name":"nasm"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-17814.json"}},{"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"},{"fixed":"2.11.08-1ubuntu0.1"}]}],"versions":["2.11.06-1really2.11.05-1","2.11.08-1"],"ecosystem_specific":{"binaries":[{"binary_version":"2.11.08-1ubuntu0.1","binary_name":"nasm"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-17814.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"},{"type":"Ubuntu","score":"low"}]}