Bug 1529335 (CVE-2017-17820) - CVE-2017-17820 nasm: Use-after-free in pp_list_one_macro function in asm/preproc.c
Summary: CVE-2017-17820 nasm: Use-after-free in pp_list_one_macro function in asm/prep...
Keywords:
Status: CLOSED WONTFIX
Alias: CVE-2017-17820
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 16:59 UTC by Pedro Sampaio
Modified: 2019-09-29 14:28 UTC (History)
2 users (show)

Fixed In Version: nasm 2.13.02
Doc Type: If docs needed, set a value
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Clone Of:
Environment:
Last Closed: 2019-06-08 03:35:34 UTC


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Description Pedro Sampaio 2017-12-27 16:59:50 UTC
In Netwide Assembler (NASM) 2.14rc0, there is a use-after-free in pp_list_one_macro in asm/preproc.c that will lead to denial of service, related to mishandling of operand-type errors.

Upstream bug:

https://bugzilla.nasm.us/show_bug.cgi?id=3392433

Comment 1 Pedro Sampaio 2017-12-27 17:01:46 UTC
Created nasm tracking bugs for this issue:

Affects: fedora-all [bug 1529336]


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