Bug 1493189 – CVE-2017-14228 nasm: NULL pointer dereference in the paste_tokens function

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Bug 1493189 - (CVE-2017-14228) CVE-2017-14228 nasm: NULL pointer dereference in the paste_tokens function

Summary:	CVE-2017-14228 nasm: NULL pointer dereference in the paste_tokens function

Status:	NEW

Aliases:	CVE-2017-14228

Product:	Security Response
Classification:	Other
Component:	vulnerability (Show other bugs)
Sub Component:
Version:	unspecified
Hardware:	All Linux

Priority	low Severity low
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Assigned To:	Red Hat Product Security
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Whiteboard:	impact=low,public=20170828,reported=2...
Keywords:	Security

Depends On:	1493190
Blocks:
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Reported:	2017-09-19 10:39 EDT by Andrej Nemec
Modified:	2018-08-18 07:29 EDT (History)
CC List:	2 users (show)

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Description Andrej Nemec 2017-09-19 10:39:36 EDT

In Netwide Assembler (NASM) 2.14rc0, there is an illegal address access in the function paste_tokens() in preproc.c, aka a NULL pointer dereference. It will lead to a denial of service.

Upstream issue:

https://bugzilla.nasm.us/show_bug.cgi?id=3392423

Comment 1 Andrej Nemec 2017-09-19 10:40:38 EDT

Created nasm tracking bugs for this issue:

Affects: fedora-all [bug 1493190]

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