CVE-2025-8842CWE-119CWE-416

NASM Netwide Assember preproc.c do_directive use after free

Medium · published August 11, 2025

CVSS v4.0
4.8
EPSS
0%
Percentile
13.7
In the wild
Unconfirmed
What it is

A vulnerability has been found in NASM Netwide Assember 2.17rc0. Affected by this issue is the function do_directive of the file preproc.c. The manipulation leads to use after free. An attack has to be approached locally. The exploit has been disclosed to the public and may be used.

The record
Technical detail
CVSS v4.0
4.8 · MEDIUM
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/E:P
EPSS
0.00235 · 13.7th percentile
Weaknesses
CWE-119 · Improper Restriction of Operations within the Bounds of a Memory Buffer; CWE-416 · Use After Free
Published
2025-08-11T10:32Z
EPSS history
Timeline
  • 11 AUG 10:32Z
    NASM Netwide Assember preproc.c do_directive use after free
    cvelistv5