CVE-2025-8843

low-risk
Published 2025-08-11

A vulnerability was found in NASM Netwide Assember 2.17rc0. This affects the function macho_no_dead_strip of the file outmacho.c. The manipulation leads to heap-based buffer overflow. Local access is required to approach this attack. The exploit has been disclosed to the public and may be used.

Do I need to act?

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0.05% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
5
CVSS 5.3/10 Medium
LOCAL / LOW complexity

Affected Products (1)

Affected Vendors

Nasm

References (8)

Exploit https://bugzilla.nasm.us/show_bug.cgi?id=3392934
Exploit https://drive.google.com/file/d/1JRHWdjW6FGHDV0CMJe8VinmCQ4vP9ZpR/view?usp=drive...
Permissions Required https://vuldb.com/?ctiid.319377
Third Party Advisory https://vuldb.com/?id.319377
Exploit https://vuldb.com/?submit.623185
Exploit https://vuldb.com/?submit.623186
Exploit https://bugzilla.nasm.us/show_bug.cgi?id=3392934
Exploit https://vuldb.com/?submit.623186
23
/ 100
low-risk
Severity 18/34 · Moderate
Exploitability 0/34 · Minimal
Exposure 5/34 · Minimal