{"id":"UBUNTU-CVE-2025-8844","details":"A vulnerability was determined in NASM Netwide Assember 2.17rc0. This vulnerability affects the function parse_smacro_template of the file preproc.c. The manipulation leads to null pointer dereference. Attacking locally is a requirement. The exploit has been disclosed to the public and may be used.","modified":"2026-05-20T16:24:03.300002412Z","published":"2025-08-11T12:15:00Z","upstream":["CVE-2025-8844"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2025-8844"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2025-8844"},{"type":"REPORT","url":"https://bugzilla.nasm.us/show_bug.cgi?id=3392936"},{"type":"REPORT","url":"https://drive.google.com/file/d/10TSdMErFTBtLFIwfh_fia635cmtmFuei/view?usp=drive_link"},{"type":"REPORT","url":"https://vuldb.com/?ctiid.319378"},{"type":"REPORT","url":"https://vuldb.com/?id.319378"},{"type":"REPORT","url":"https://vuldb.com/?submit.623187"},{"type":"REPORT","url":"https://vuldb.com/?submit.623196"},{"type":"REPORT","url":"https://vuldb.com/?submit.623198"}],"affected":[{"package":{"name":"nasm","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/nasm?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"}],"priority_reason":"localhost access is needed"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-8844.json"}},{"package":{"name":"nasm","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/nasm?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.13.01-2","2.13.02-0.1"],"ecosystem_specific":{"priority_reason":"localhost access is needed","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/2025/UBUNTU-CVE-2025-8844.json"}},{"package":{"name":"nasm","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/nasm?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.14.02-1"],"ecosystem_specific":{"binaries":[{"binary_name":"nasm","binary_version":"2.14.02-1"}],"priority_reason":"localhost access is needed"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-8844.json"}},{"package":{"name":"nasm","ecosystem":"Ubuntu:Pro:22.04:LTS","purl":"pkg:deb/ubuntu/nasm?arch=source&distro=esm-apps%2Fjammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.15.05-1","2.15.05-1ubuntu0.1~esm1","2.15.05-1ubuntu0.1~esm2"],"ecosystem_specific":{"binaries":[{"binary_name":"nasm","binary_version":"2.15.05-1ubuntu0.1~esm2"}],"priority_reason":"localhost access is needed"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-8844.json"}},{"package":{"name":"nasm","ecosystem":"Ubuntu:Pro:24.04:LTS","purl":"pkg:deb/ubuntu/nasm?arch=source&distro=esm-apps%2Fnoble"},"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":{"priority_reason":"localhost access is needed","binaries":[{"binary_name":"nasm","binary_version":"2.16.01-1ubuntu0.1~esm2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-8844.json"}},{"package":{"name":"nasm","ecosystem":"Ubuntu:25.10","purl":"pkg:deb/ubuntu/nasm?arch=source&distro=questing"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.16.03-1"],"ecosystem_specific":{"binaries":[{"binary_name":"nasm","binary_version":"2.16.03-1"}],"priority_reason":"localhost access is needed"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-8844.json"}},{"package":{"name":"nasm","ecosystem":"Ubuntu:26.04:LTS","purl":"pkg:deb/ubuntu/nasm?arch=source&distro=resolute"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.16.03-1","3.01-1"],"ecosystem_specific":{"priority_reason":"localhost access is needed","binaries":[{"binary_name":"nasm","binary_version":"3.01-1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-8844.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"},{"type":"CVSS_V4","score":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P"},{"type":"Ubuntu","score":"low"}]}