CVE-2025-23247

MEDIUM

NVIDIA CUDA Toolkit - Buffer Overflow

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 2 public exploits for CVE-2025-23247. PoCs published by SpiralBL0CK, adminlove520.

AI-analyzed exploit summary This PoC demonstrates a buffer overflow vulnerability in NVIDIA's cuobjdump tool (CVE-2025-23247) by crafting a malicious .nv_debug_source section in a CUDA binary (cubin) file. The exploit leverages an integer overflow to achieve arbitrary write control, with a focus on crashing the target for further exploitation.

Description

NVIDIA CUDA Toolkit for all platforms contains a vulnerability in the cuobjdump binary, where a failure to check the length of a buffer could allow a user to cause the tool to crash or execute arbitrary code by passing in a malformed ELF file. A successful exploit of this vulnerability might lead to arbitrary code execution.

Exploits (2)

nomisec WORKING POC 3 stars
by SpiralBL0CK · poc
https://github.com/SpiralBL0CK/CVE-2025-23247

This PoC demonstrates a buffer overflow vulnerability in NVIDIA's cuobjdump tool (CVE-2025-23247) by crafting a malicious .nv_debug_source section in a CUDA binary (cubin) file. The exploit leverages an integer overflow to achieve arbitrary write control, with a focus on crashing the target for further exploitation.

Classification
Working Poc 90%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: NVIDIA cuobjdump (version not specified)
No auth needed
Prerequisites: Access to a system with NVIDIA cuobjdump installed · Ability to execute the tool on a crafted cubin file
devstral-2 · analyzed Feb 16, 2026 Full analysis →
github SCANNER 2 stars
by adminlove520 · pythonpoc
https://github.com/adminlove520/CVE-Poc_All_in_One/tree/main/2025/CVE-2025-23247

The repository contains a scanner for CVE-2024-21762, a Fortinet SSL VPN vulnerability, which checks for the presence of the vulnerability by sending crafted HTTP requests. It includes Python scripts to test individual hosts or lists of IPs for vulnerability status.

Classification
Scanner 90%
Attack Type
Info Leak
Complexity
Trivial
Reliability
Reliable
Target: Fortinet SSL VPN
No auth needed
Prerequisites: network access to target host · SSL/TLS connectivity
devstral-2 · analyzed Feb 27, 2026 Full analysis →

Scores

CVSS v3 4.4
EPSS 0.0026
EPSS Percentile 17.4%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-130
Status published
Products (1)
nvidia/cuda_toolkit < 12.9.0
Published May 27, 2025
Tracked Since Feb 18, 2026