CVE-2025-8843
HIGHCVSS 7.8/10EPSS 0.23%
Last modified
CVE-2025-8843 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. A vulnerability was found in NASM Netwide Assember 2.17rc0. This affects the function macho_no_dead_strip of the file outmacho.c. EPSS estimates a 0.23% chance of exploitation in the next 30 days.
Description
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.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions | Update |
|---|---|---|---|
| Nasm | Netwide Assembler | 2.17 | Rc0 |
References
- https://bugzilla.nasm.us/show_bug.cgi?id=3392934Exploit, Issue Tracking, Vendor Advisory
- https://vuldb.com/?ctiid.319377Permissions Required, VDB Entry
- https://vuldb.com/?id.319377Third Party Advisory, VDB Entry
- https://vuldb.com/?submit.623185Exploit, Third Party Advisory, VDB Entry
- https://vuldb.com/?submit.623186Exploit, Third Party Advisory, VDB Entry
- https://bugzilla.nasm.us/show_bug.cgi?id=3392934Exploit, Issue Tracking, Vendor Advisory
- https://vuldb.com/?submit.623186Exploit, Third Party Advisory, VDB Entry
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2025-8843?
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.
How severe is CVE-2025-8843?
CVE-2025-8843 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.23% probability of exploitation in the next 30 days.
How do I fix CVE-2025-8843?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2025-8843?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST