Bug 1529328 (CVE-2017-17815) - CVE-2017-17815 nasm: Illegal address access in is_mmacro function in asm/preproc.c
Summary: CVE-2017-17815 nasm: Illegal address access in is_mmacro function in asm/prep...
Keywords:
Status: CLOSED WONTFIX
Alias: CVE-2017-17815
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1529336
Blocks:
TreeView+ depends on / blocked
 
Reported: 2017-12-27 16:45 UTC by Pedro Sampaio
Modified: 2019-09-29 14:28 UTC (History)
2 users (show)

Fixed In Version:
Doc Type: If docs needed, set a value
Doc Text:
Clone Of:
Environment:
Last Closed: 2019-06-08 03:35:22 UTC
Embargoed:

Attachments (Terms of Use)

Description Pedro Sampaio 2017-12-27 16:45:00 UTC 
In Netwide Assembler (NASM) 2.14rc0, there is an illegal address access in is_mmacro() in asm/preproc.c that will cause denial of service, because of a missing check for the relationship between minimum and maximum parameter counts.

Upstream bug:

https://bugzilla.nasm.us/show_bug.cgi?id=3392436

Upstream patch:

http://repo.or.cz/nasm.git/commit/c9244eaadd05b27637cde06021bac3fa1d920aa3
Comment 1 Pedro Sampaio 2017-12-27 17:00:59 UTC 
Created nasm tracking bugs for this issue:

Affects: fedora-all [bug 1529336]
Note You need to log in before you can comment on or make changes to this bug.