{"id":"CVE-2018-19755","aliases":["DEBIAN-CVE-2018-19755","EUVD-2018-11439","GHSA-cvx6-2fc8-p5cg","UBUNTU-CVE-2018-19755"],"status":"published","title":"There is an illegal address access at asm/preproc.c (function: is_mmacro) in Netwide Assembler ...","description":"There is an illegal address access at asm/preproc.c (function: is_mmacro) in Netwide Assembler (NASM) 2.14rc16 that will cause a denial of service (out-of-bounds array access) because a certain conversion can result in a negative 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Party Advisory","evidence"]},{"url":"https://bugzilla.nasm.us/show_bug.cgi?id=3392528","tags":["x_refsource_MISC","x_transferred","Exploit","Issue Tracking","Third Party Advisory","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-19755"},{"url":"https://github.com/advisories/GHSA-cvx6-2fc8-p5cg"},{"url":"https://security-tracker.debian.org/tracker/CVE-2018-19755","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2018-19755","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2018-19755","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2018-19755","description":"There is an illegal address access at asm/preproc.c (function: is_mmacro) in Netwide Assembler (NASM) 2.14rc16 that will cause a denial of service (out-of-bounds array access) because a certain conversion can result in a negative integer.","status":"published","published":"2018-11-30T03:00:00Z","modified":"2024-09-16T22:30:53.89Z","updated_at":"2026-11-02T14:35:02.966615Z"}],"euvd":[{"id":"EUVD-2018-11439","description":"There is an illegal address access at asm/preproc.c (function: is_mmacro) in Netwide Assembler (NASM) 2.14rc16 that will cause a denial of service (out-of-bounds array access) because a certain conversion can result in a negative integer.","status":"published","published":"2018-11-30T03:00:00Z","modified":"2024-09-16T22:30:53Z","updated_at":"2026-11-03T00:55:02.001238Z"}],"ghsa":[{"id":"GHSA-cvx6-2fc8-p5cg","title":"There is an illegal address access at asm/preproc.c (function: is_mmacro) in Netwide Assembler ...","description":"There is an illegal address access at asm/preproc.c (function: is_mmacro) in Netwide Assembler (NASM) 2.14rc16 that will cause a denial of service (out-of-bounds array access) because a certain conversion can result in a negative 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service (out-of-bounds array access) because a certain conversion can result in a negative integer.","status":"published","published":"2018-11-30T03:29:00Z","modified":"2026-04-27T15:49:24.602431Z","cvss":[{"version":"3.0","score":5.5,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:54:17.91743Z"}]}}