Home/CVE/A vulnerability has been found in NASM Netwide Assember 2.17rc0. Affected by this issue is the function do_directive of
CVE

CVE-2025-8842

A vulnerability has been found in NASM Netwide Assember 2.17rc0. Affected by this issue is the function do_directive of

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.

MEDIUM · CVSS 5.3 EPSS 0.00051
Schedule remediation
  • Public exploit or PoC is available
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-119Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE-416Use After Free
CWE-416Use After Free
▤

Affected Products & Versions

1
nasm netwide assemblerall versions
⚠

Public Exploits & PoCs

3
pocbugzilla.nasm.us · show_bug.cgi?id=3392933bugzilla.nasm.us
pocdrive.google.com · view?usp=drive_linkdrive.google.com
pocvuldb.com · ?submit.623184vuldb.com
▣

Scoring & Timeline

5.3
MEDIUM · CVSS v3.1 · cna@vuldb.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD11 Aug 2025 · 11:15 AM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
SSVC triage · cisa-vulnrichment
Exploitation
poc
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
⚑

Vendor Advisories

1
msrcCVE-2025-8842
🔗

References & Sources

2
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://vuldb.com/?ctiid.319376Permissions RequiredVDB Entry
https://vuldb.com/?id.319376Third Party AdvisoryVDB Entry
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