CVE-2025-8843Improper Restriction of Operations within the Bounds of a Memory Buffer in Netwide Assember

Severity
4.8MEDIUMNVD
EPSS
0.0%
top 85.85%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedAug 11
Latest updateAug 12

Description

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.

CVSS vector

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N

Affected Packages9 packages

🔴Vulnerability Details

2
GHSA
GHSA-fr9x-hqv8-c4hf: A vulnerability was found in NASM Netwide Assember 22025-08-11
OSV
CVE-2025-8843: A vulnerability was found in NASM Netwide Assember 22025-08-11

📋Vendor Advisories

2
Microsoft
NASM Netwide Assember outmacho.c macho_no_dead_strip heap-based overflow2025-08-12
Debian
CVE-2025-8843: nasm - A vulnerability was found in NASM Netwide Assember 2.17rc0. This affects the fun...2025