CVE-2025-8846
NASM Netwide Assember parser.c parse_line stack-based overflow
Description
A vulnerability has been found in NASM Netwide Assember 2.17rc0. Affected is the function parse_line of the file parser.c. The manipulation leads to stack-based buffer overflow. The attack needs to be approached locally. The exploit has been disclosed to the public and may be used.
INFO
Published Date :
Aug. 11, 2025, 1:15 p.m.
Last Modified :
Sept. 15, 2025, 2:59 p.m.
Remotely Exploit :
No
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 2.0 | MEDIUM | [email protected] | ||||
| CVSS 3.1 | MEDIUM | [email protected] | ||||
| CVSS 3.1 | HIGH | [email protected] | ||||
| CVSS 4.0 | MEDIUM | [email protected] |
Solution
- Update NASM Netwide Assembler to the latest version.
- Apply any available security patches from the vendor.
- Review and secure local access controls.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2025-8846.
| URL | Resource |
|---|---|
| https://bugzilla.nasm.us/show_bug.cgi?id=3392938 | Exploit Issue Tracking Vendor Advisory |
| https://drive.google.com/file/d/1MQGtdnz58vRF2fAeJMJ4VGiBQWXpnqfy/view?usp=drive_link | Exploit |
| https://vuldb.com/?ctiid.319380 | Permissions Required VDB Entry |
| https://vuldb.com/?id.319380 | Third Party Advisory VDB Entry |
| https://vuldb.com/?submit.623189 | Exploit Third Party Advisory VDB Entry |
| https://bugzilla.nasm.us/show_bug.cgi?id=3392938 | Exploit Issue Tracking Vendor Advisory |
| https://vuldb.com/?submit.623189 | Exploit Third Party Advisory VDB Entry |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2025-8846 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2025-8846
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2025-8846 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2025-8846 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
Initial Analysis by [email protected]
Sep. 15, 2025
Action Type Old Value New Value Added CVSS V3.1 AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Added CWE CWE-787 Added CPE Configuration OR *cpe:2.3:a:nasm:netwide_assembler:2.17:rc0:*:*:*:*:*:* Added Reference Type CISA-ADP: https://bugzilla.nasm.us/show_bug.cgi?id=3392938 Types: Exploit, Issue Tracking, Vendor Advisory Added Reference Type VulDB: https://bugzilla.nasm.us/show_bug.cgi?id=3392938 Types: Exploit, Issue Tracking, Vendor Advisory Added Reference Type VulDB: https://drive.google.com/file/d/1MQGtdnz58vRF2fAeJMJ4VGiBQWXpnqfy/view?usp=drive_link Types: Exploit Added Reference Type VulDB: https://vuldb.com/?ctiid.319380 Types: Permissions Required, VDB Entry Added Reference Type VulDB: https://vuldb.com/?id.319380 Types: Third Party Advisory, VDB Entry Added Reference Type CISA-ADP: https://vuldb.com/?submit.623189 Types: Exploit, Third Party Advisory, VDB Entry Added Reference Type VulDB: https://vuldb.com/?submit.623189 Types: Exploit, Third Party Advisory, VDB Entry -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Aug. 11, 2025
Action Type Old Value New Value Added Reference https://bugzilla.nasm.us/show_bug.cgi?id=3392938 Added Reference https://vuldb.com/?submit.623189 -
New CVE Received by [email protected]
Aug. 11, 2025
Action Type Old Value New Value Added Description A vulnerability has been found in NASM Netwide Assember 2.17rc0. Affected is the function parse_line of the file parser.c. The manipulation leads to stack-based buffer overflow. The attack needs to be approached locally. The exploit has been disclosed to the public and may be used. Added CVSS V4.0 AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Added CVSS V3.1 AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L Added CVSS V2 (AV:L/AC:L/Au:S/C:P/I:P/A:P) Added CWE CWE-119 Added CWE CWE-121 Added Reference https://bugzilla.nasm.us/show_bug.cgi?id=3392938 Added Reference https://drive.google.com/file/d/1MQGtdnz58vRF2fAeJMJ4VGiBQWXpnqfy/view?usp=drive_link Added Reference https://vuldb.com/?ctiid.319380 Added Reference https://vuldb.com/?id.319380 Added Reference https://vuldb.com/?submit.623189