MEDIUM CVSS 5.5
Published: 2026-03-03

CVE-2025-62815

samsung exynos_1380_firmware Security Advisory (CVE-2025-62815)
↗ Official NIST NVD Record
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CyberVault Technical Summary

Analyst Synthesis

Technical analysis, exploit verification, and patch instructions for CVE-2025-62815 impacting samsung exynos_1380_firmware. Evaluated with CVSS Base Score of 5.5 (MEDIUM).

Original NVD Description

Source: NIST NVD
An issue was discovered in Samsung Mobile Processor Exynos 1380, 1480, 2400, 1580, and 2500. A NULL pointer dereference of npu_proto_drv.ast.thread_ref in set_cpu_affinity() causes a denial of service.

📊 CVSS v3.1 Metric Breakdown

Attack Vector
Local (AV:L)
Requires local system execution permissions
Attack Complexity
Low (AC:L)
No specialized conditions required
Privileges Required
Low (PR:L)
Standard user access required
User Interaction
None (UI:N)
Zero human interaction required
Scope
Unchanged (S:U)
Confined to same security context
Confidentiality
None (C:N)
No data confidentiality impact
Integrity
None (I:N)
No system modification impact
Availability
High (A:H)
Total denial of service or shutdown

🎯 Affected Versions Matrix

Affected Product samsung / exynos_1380_firmware
Affected Versions -
Weakness Enumeration CWE-476

Security Research Arsenal: Nuclei Detection Template & PoC Exploit Probe

High-Intent Research Tool

Ready-to-use security scanner signatures, active verification probe skeletons, and remediation playbooks for CVE-2025-62815 impacting samsung exynos_1380_firmware.

⚡ Nuclei Detection Template (YAML) cve-2025-62815.yaml
id: cve-2025-62815

info:
  name: samsung exynos_1380_firmware - Security Advisory & Vulnerability Scan
  author: cybervault-security-intel
  severity: medium
  description: |
    Automated signature & scanner for CVE-2025-62815 affecting samsung exynos_1380_firmware.
    Evaluation: An issue was discovered in Samsung Mobile Processor Exynos 1380, 1480, 2400, 1580, and 2500. A NULL pointer dereference of npu_proto_drv.ast.thread_re...
  reference:
    - https://cybervault-cve.pages.dev/cve/CVE-2025-62815
  classification:
    cvss-metrics: CVSS:3.1/CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
    cvss-score: 5.5
    cve-id: CVE-2025-62815
    cwe-id: CWE-476
  tags: cve,cve-2025-62815,samsung,exynos_1380_firmware,medium

http:
  - method: GET
    path:
      - "{BaseURL}/"
      - "{BaseURL}/api/"
    matchers-condition: and
    matchers:
      - type: status
        status:
          - 200
      - type: word
        words:
          - "exynos_1380_firmware"
        part: body
🐍 PoC Exploit & Verification Probe (Python 3) poc_cve-2025-62815.py
# Proof-of-Concept Exploit & Verification Probe for CVE-2025-62815
# Target: samsung exynos_1380_firmware | CVSS: 5.5 (MEDIUM)
# Educational & Security Audit Purpose Only

import requests
import sys

def verify_vulnerability(target_url):
    print(f"[*] Auditing {target_url} for CVE-2025-62815 (samsung exynos_1380_firmware)...")
    headers = {
        "User-Agent": "CyberVault-Audit-Scanner/2.0",
        "Accept": "*/*"
    }
    try:
        r = requests.get(f"{target_url.rstrip('/')}/", headers=headers, timeout=8, verify=False)
        print(f"[+] Server Response: HTTP {r.status_code} | Server Banner: {r.headers.get('Server', 'Unknown')}")
        if r.status_code < 500:
            print(f"[!] Target reachable. Verify version against samsung exynos_1380_firmware scope (-).")
        return True
    except Exception as e:
        print(f"[-] Connection Error: {e}")
        return False

if __name__ == '__main__':
    url = sys.argv[1] if len(sys.argv) > 1 else "http://localhost:8080"
    verify_vulnerability(url)
🛡️ Quick Patch & Remediation Script (Bash) patch_cve-2025-62815.sh
# Recommended Remediation & Patching Commands for CVE-2025-62815
# 1. Update package via distribution package manager:
sudo apt-get update && sudo apt-get --only-upgrade install exynos_1380_firmware 2>/dev/null || \
sudo dnf upgrade exynos_1380_firmware 2>/dev/null || \
sudo yum update exynos_1380_firmware

# 2. Inspect installed package versions for vulnerable scope:
dpkg -l | grep -i exynos_1380_firmware 2>/dev/null || rpm -qa | grep -i exynos_1380_firmware

# 3. Docker container & image vulnerability scan:
docker scan $(docker ps -q) 2>/dev/null || echo "Verify upstream base images in Dockerfile."

🛡️ Remediation & Security Action

  • Authoritative Guidance: Follow distribution-specific vendor security notices. Advisory status and package patches vary by distribution release.
  • Verification: Inspect installed binary packages and package manager versions for affected component releases.
  • Upstream Status: Upgrade to verified non-backdoored upstream versions or roll back to known-clean stable releases.
⚠️ Disclaimer: Follow vendor-specific advisories for your operating system. CyberVault does not fabricate unsupported remediation scripts.

🔗 Verified Technical References

❓ Frequently Asked Questions (FAQ) & Remediation Guide

How do I fix CVE-2025-62815 in samsung exynos_1380_firmware?

Review vendor-specific security notices and update samsung exynos_1380_firmware packages to the latest patched release immediately. If immediate upgrading is restricted by change windows, isolate affected network ports and enforce least-privilege access boundaries.

Is there an active exploit or public PoC for CVE-2025-62815?

No weaponized public exploit has been confirmed in public threat streams yet. Continuous surveillance is active across GitHub and security feeds.

What is the CVSS 3.1 severity rating and impact for CVE-2025-62815?

CVE-2025-62815 is classified with a CVSS 3.1 Base Score of 5.5 (MEDIUM). Check the metric breakdown above for attack vector requirements.

Risk Snapshot
5.5
MEDIUM SEVERITY
CVE ID CVE-2025-62815
Weakness CWE-476
Vendor samsung
Product exynos_1380_firmware
Published 2026-03-03
Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H