On Fri, Nov 30, 2018 at 10:08:58AM +0100, Salvatore Bonaccorso wrote:
> Source: nasm
> Version: 2.14-1
> Severity: important
> Tags: patch security upstream
> Forwarded: https://bugzilla.nasm.us/show_bug.cgi?id=3392528
> 
> Hi,
> 
> The following vulnerability was published for nasm.
> 
> CVE-2018-19755[0]:
> | 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.

This is fixed in 
https://repo.or.cz/nasm.git/commit/3079f7966dbed4497e36d5067cbfd896a90358cb

Cheers,
        Moritz

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