CVE-2025-8844

Public Exploit
NASM Netwide Assember preproc.c parse_smacro_template null pointer dereference

Description

A vulnerability was determined in NASM Netwide Assember 2.17rc0. This vulnerability affects the function parse_smacro_template of the file preproc.c. The manipulation leads to null pointer dereference. Attacking locally is a requirement. The exploit has been disclosed to the public and may be used.

Category

4.8
CVSS
Severity: Medium
CVSS 4.0 •
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.01%
Third-Party Advisory vuldb.com Third-Party Advisory vuldb.com Third-Party Advisory vuldb.com
Affected: NASM Netwide Assember
Published at:
Updated at:

References

Link Tags
https://vuldb.com/?id.319378 technical description vdb entry
https://vuldb.com/?ctiid.319378 signature permissions required
https://vuldb.com/?submit.623187 third party advisory
https://vuldb.com/?submit.623196 third party advisory
https://vuldb.com/?submit.623198 third party advisory
https://bugzilla.nasm.us/show_bug.cgi?id=3392936 issue tracking
https://drive.google.com/file/d/10TSdMErFTBtLFIwfh_fia635cmtmFuei/view?usp=drive_link exploit

Frequently Asked Questions

What is the severity of CVE-2025-8844?
CVE-2025-8844 has been scored as a medium severity vulnerability.
How to fix CVE-2025-8844?
To fix CVE-2025-8844, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2025-8844 being actively exploited in the wild?
It is possible that CVE-2025-8844 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2025-8844?
CVE-2025-8844 affects NASM Netwide Assember.
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