CVE-2025-8842

low-risk
Published 2025-08-11

A vulnerability has been found in NASM Netwide Assember 2.17rc0. Affected by this issue is the function do_directive of the file preproc.c. The manipulation leads to use after free. An attack has to be approached locally. The exploit has been disclosed to the public and may be used.

Do I need to act?

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0.04% 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 (7)

Exploit https://bugzilla.nasm.us/show_bug.cgi?id=3392933
Exploit https://drive.google.com/file/d/11vEV1vMHXO4BrDGhvWAMm0Qo1woiUwVV/view?usp=drive...
Permissions Required https://vuldb.com/?ctiid.319376
Third Party Advisory https://vuldb.com/?id.319376
Exploit https://vuldb.com/?submit.623184
Exploit https://bugzilla.nasm.us/show_bug.cgi?id=3392933
Exploit https://vuldb.com/?submit.623184
23
/ 100
low-risk
Severity 18/34 · Moderate
Exploitability 0/34 · Minimal
Exposure 5/34 · Minimal