{"id":"CVE-2026-6069","summary":"CVE-2026-6069","details":"NASM’s disasm() function contains a stack based buffer overflow when formatting disassembly output, allowing an attacker triggered out-of-bounds write when `slen` exceeds the buffer capacity.","modified":"2026-07-08T08:13:48.385076974Z","published":"2026-04-10T13:30:48.302Z","database_specific":{"cna_assigner":"certcc","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/6xxx/CVE-2026-6069.json"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/6xxx/CVE-2026-6069.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-6069"},{"type":"REPORT","url":"https://github.com/netwide-assembler/nasm/issues/217"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/netwide-assembler/nasm","events":[{"introduced":"b1ee0338a3f8027cf6886ca21ee31d444c615373"},{"last_affected":"b1ee0338a3f8027cf6886ca21ee31d444c615373"}],"database_specific":{"cpe":"cpe:2.3:a:nasm:netwide_assembler:3.02:rc5:*:*:*:*:*:*","source":["AFFECTED_FIELD","CPE_STRING"],"extracted_events":[{"introduced":"nasm-3.02rc5"},{"last_affected":"nasm-3.02rc5"},{"introduced":"3.02-rc5"},{"last_affected":"3.02-rc5"}]}}],"versions":["3.02-rc5","nasm-3.02rc5"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-6069.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}