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CVE-2025-8845

NASM Netwide Assember nasm.c assemble_file stack-based overflow

Published: Aug 11, 2025Updated: Apr 29, 2026 Sources: CVE List NVDCWE-119
5.3MEDIUM
NVD MITRE
EPSS Score
0.2%
Top 84.3%
CISA KEV
Not in KEV
Exploits
1 Known
Remediation
Patch Available

Description

A vulnerability was identified in NASM Netwide Assember 2.17rc0. This issue affects the function assemble_file of the file nasm.c. The manipulation leads to stack-based buffer overflow. It is possible to launch the attack on the local host. The exploit has been disclosed to the public and may be used.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:LAC:LPR:LUI:NS:UC:LI:LA:L
Exploitability
AV:LAttack Vector
Local
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:LConfidentiality
Low
I:LIntegrity
Low
A:LAvailability
Low
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Weaknesses

CWE-119CWE-121

Affected Products

netwide assemblernasm
On-premDev Tool
DevTools & CI / build-test-tools
Netwide AssemberNASM
On-premDev Tool
DevTools & CI / ide-editor
nasmoss-projectDevTools & CIaka nasm

Exploitability

1 exploit source identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available
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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

2 techniques
Initial Access
Privilege Escalation
View detailed technique mapping

References

https://bugzilla.nasm.us/show_bug.cgi?id=3392937
bugzilla.nasm.us
https://drive.google.com/file/d/1pEQb6lcdohWV53DzPPU7kaCCNg-qAaau/view?usp=drive_link
drive.google.com
https://vuldb.com/?ctiid.319379
vuldb.com
and 2 more references View all →

Timeline

Published
Aug 11, 2025
Last Updated
Apr 29, 2026

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