CVE-2025-8843

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. 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.

5.3 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 3.4

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact LOW

Scope UNCHANGED

4.3 /10

CVSS v2.0 : MEDIUM

V2 Legend

Vector : AV:L/AC:L/Au:S/C:P/I:P/A:P

Exploitability : 3.1 / Impact : 6.4

Access Vector LOCAL

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References
Link Resource
https://bugzilla.nasm.us/show_bug.cgi?id=3392934 Exploit Issue Tracking Vendor Advisory
https://drive.google.com/file/d/1JRHWdjW6FGHDV0CMJe8VinmCQ4vP9ZpR/view?usp=drive_link Exploit
https://vuldb.com/?ctiid.319377 Permissions Required VDB Entry
https://vuldb.com/?id.319377 Third Party Advisory VDB Entry
https://vuldb.com/?submit.623185 Exploit Third Party Advisory VDB Entry
https://vuldb.com/?submit.623186 Exploit Third Party Advisory VDB Entry
https://bugzilla.nasm.us/show_bug.cgi?id=3392934 Exploit Issue Tracking Vendor Advisory
https://vuldb.com/?submit.623186 Exploit Third Party Advisory VDB Entry
Configurations

Configuration 1 (hide)

cpe:2.3:a:nasm:netwide_assembler:2.17:rc0:*:*:*:*:*:*
History

15 Sep 2025, 14:58

Type Values Removed Values Added
First Time Nasm netwide Assembler
Nasm
CPE cpe:2.3:a:nasm:netwide_assembler:2.17:rc0:*:*:*:*:*:*
CWE CWE-787
References () https://bugzilla.nasm.us/show_bug.cgi?id=3392934 - () https://bugzilla.nasm.us/show_bug.cgi?id=3392934 - Exploit, Issue Tracking, Vendor Advisory
References () https://drive.google.com/file/d/1JRHWdjW6FGHDV0CMJe8VinmCQ4vP9ZpR/view?usp=drive_link - () https://drive.google.com/file/d/1JRHWdjW6FGHDV0CMJe8VinmCQ4vP9ZpR/view?usp=drive_link - Exploit
References () https://vuldb.com/?ctiid.319377 - () https://vuldb.com/?ctiid.319377 - Permissions Required, VDB Entry
References () https://vuldb.com/?id.319377 - () https://vuldb.com/?id.319377 - Third Party Advisory, VDB Entry
References () https://vuldb.com/?submit.623185 - () https://vuldb.com/?submit.623185 - Exploit, Third Party Advisory, VDB Entry
References () https://vuldb.com/?submit.623186 - () https://vuldb.com/?submit.623186 - Exploit, Third Party Advisory, VDB Entry

11 Aug 2025, 13:15

Type Values Removed Values Added
References () https://bugzilla.nasm.us/show_bug.cgi?id=3392934 - () https://bugzilla.nasm.us/show_bug.cgi?id=3392934 -
References () https://vuldb.com/?submit.623186 - () https://vuldb.com/?submit.623186 -
Summary
  • (es) Se encontró una vulnerabilidad en NASM Netwide Assember 2.17rc0. Esta afecta a la función macho_no_dead_strip del archivo outmacho.c. La manipulación provoca un desbordamiento del búfer en el montón. Se requiere acceso local para abordar este ataque. Se ha hecho público el exploit y puede que sea utilizado.

11 Aug 2025, 11:15

Type Values Removed Values Added
New CVE
Information

Published : 2025-08-11 11:15

Updated : 2025-09-15 14:58

NVD link : CVE-2025-8843

Mitre link : CVE-2025-8843

CVE.ORG link : CVE-2025-8843

JSON object : View

Products Affected

nasm

  • netwide_assembler
CWE
CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-122

Heap-based Buffer Overflow

CWE-787

Out-of-bounds Write