CVE-2025-8846 - CVE House
Back to Database
Status published Medium CVE-2025-8846

NASM Netwide Assember parser.c parse_line stack-based overflow

Vulnerability 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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

THREAT MONITOR

Am I Vulnerable?

Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2025-8846

Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • xdcao (VulDB User)

References

More from NASM

View All →
CVE-2025-8845
NASM Netwide Assember nasm.c assemble_file stack-based overflow
Medium 4.8
CVE-2025-8844
NASM Netwide Assember preproc.c parse_smacro_template null pointer dereference
Medium 4.8
CVE-2025-8843
NASM Netwide Assember outmacho.c macho_no_dead_strip heap-based overflow
Medium 4.8
CVE-2025-8842
NASM Netwide Assember preproc.c do_directive use after free
Medium 4.8

Affected Vendor

Affected Software

Netwide Assember
Vulnerable Versions:
2.17rc0

Timeline

Official Publish: August 11th, 2025
Last Modified: August 11th, 2025
Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

Weaknesses (CWE)

CWE-121 CWE-119

MITRE ATT&CK TTPs

T1190 Exploit Public-Facing Application
Initial Access
T1068 Exploitation for Privilege Escalation
Privilege Escalation
T1055 Process Injection
Defense Evasion
T1105 Ingress Tool Transfer
Command and Control
T1485 Data Destruction
Impact
T1203 Exploitation for Client Execution
Execution