NVIDIA CUDA Toolkit for all platforms contains a vulnerability in nvdisasm where an attacker may cause a heap-based buffer overflow by getting the user to run nvdisasm on a malicious ELF file. A successful exploit of this vulnerability may lead to arbitrary code execution at the privilege level of the user running nvdisasm.
Conclusion & alert: CVE-2025-23308 is rated Low Risk (16.9/100): CVSS Low severity, with low exploitation likelihood (EPSS 0.20%). Mandatory action: Low composite risk—no urgent action required; patch on your normal maintenance cycle and revisit priority if CVSS or EPSS increases.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-06-15 | 0.01% | 0.20% | +0.19% |
| 2 | 2025-09-25 | — | 0.01% | — |
Full EPSS history (2 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 3.3 | 3.1 | LOW |
|
1.8 | 1.4 | [email protected] |
| 7.8 | 3.1 | HIGH |
|
1.8 | 5.9 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
not yet assigned | CVE-2025-23308 not yet assigned priority: Debian including 1 source packages (nvidia-cuda-toolkit), 4 status rows across 4 suites (bookworm, bullseye, sid, trixie): open 4. | https://security-tracker.debian.org/tracker/CVE-2025-23308 |
ubuntu
|
medium | CVE-2025-23308 medium priority: Ubuntu including 1 source packages (nvidia-cuda-toolkit), 8 status rows across 8 suites (bionic, focal, jammy, noble, plucky, questing, upstream, xenial): needs-triage 7, ignored 1. | https://ubuntu.com/security/CVE-2025-23308 |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| nvidia | cuda_toolkit | < 13.0.0 | cpe:2.3:a:nvidia:cuda_toolkit:*:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| https://nvd.nist.gov/vuln/detail/CVE-2025-23308 | Third Party Advisory |
| https://nvidia.custhelp.com/app/answers/detail/a_id/5661 | Vendor Advisory |
| https://www.cve.org/CVERecord?id=CVE-2025-23308 | Third Party Advisory |
| https://www.talosintelligence.com/vulnerability_reports/TALOS-2025-2204 |