| Name | 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. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| Debian Bugs | 915087 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| nasm (PTS) | jessie | 2.11.05-1 | vulnerable |
| stretch | 2.12.01-1 | vulnerable |
| buster | 2.14-1 | vulnerable |
| bullseye | 2.15.05-1 | fixed |
| sid, trixie, bookworm | 2.16.01-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| nasm | source | wheezy | (unfixed) | end-of-life | | |
| nasm | source | (unstable) | 2.15.02-1 | unimportant | | 915087 |
Notes
https://bugzilla.nasm.us/show_bug.cgi?id=3392528
https://github.com/netwide-assembler/nasm/commit/3079f7966dbed4497e36d5067cbfd896a90358cb
Crash in CLI tool, no security impact