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CVE-2020-21528
Component Overview
Vulnerability Overview
Name
CVE-2020-21528
Source
NVD (
link
)
Debian (
link
)
Description
A Segmentation Fault issue discovered in in ieee_segment function in outieee.c in nasm 2.14.03 and 2.15 allows remote attackers to cause a denial of service via crafted assembly file.
CWEs
Published Date
Aug 22, 2023
Updated Date
Jun 17, 2026
Workaround
-
Advisories
https://bugzilla.nasm.us/show_bug.cgi?id=3392637
Exploit
https://bugzilla.nasm.us/show_bug.cgi?id=3392637
Exploit
Analysis
#
Affected Component
Analysis
nasm
Patched
Vulnerability Rating
#
5.5
CVSSv31
Others affected components
#
Name
Project
Project Version
Version
Status
nasm
openwrt
master
2.16.01-r1
Not Affected
nasm
openwrt
openwrt-25.12
2.16.01-r1
Not Affected
nasm
yocto
master
3.01
Not Affected
nasm
yocto
scarthgap
2.16.03
Not Affected
Resolved with patches
#
nasm (yocto:kirkstone)
#
Title
Author
Resolve
1
BR3392637: output/outieee: Fix nil dereference
Cyrill Gorcunov <gorcunov@gmail.com>
CVE-2020-21528