LOW CVSS 3.6
Published: 2026-03-02

CVE-2026-0995

arm c1-pro_firmware Security Advisory (CVE-2026-0995)
↗ Official NIST NVD Record
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CyberVault Technical Summary

Analyst Synthesis

Technical analysis, exploit verification, and patch instructions for CVE-2026-0995 impacting arm c1-pro_firmware. Evaluated with CVSS Base Score of 3.6 (LOW).

Original NVD Description

Source: NIST NVD
An issue has been identified in Arm C1-Pro before r1p2-50eac0, where, under certain conditions, a TLBI+DSB might fail to ensure the completion of memory accesses related to SME.

📊 CVSS v3.1 Metric Breakdown

Attack Vector
Local (AV:L)
Requires local system execution permissions
Attack Complexity
High (AC:H)
Depends on race conditions or environment
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
Low (I:L)
Partial data modification possible
Availability
Low (A:L)
Partial service performance degradation

🎯 Affected Versions Matrix

Affected Product arm / c1-pro_firmware
Affected Versions *
Weakness Enumeration CWE-362

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-2026-0995 impacting arm c1-pro_firmware.

⚡ Nuclei Detection Template (YAML) cve-2026-0995.yaml
id: cve-2026-0995

info:
  name: arm c1-pro_firmware - Security Advisory & Vulnerability Scan
  author: cybervault-security-intel
  severity: low
  description: |
    Automated signature & scanner for CVE-2026-0995 affecting arm c1-pro_firmware.
    Evaluation: An issue has been identified in Arm C1-Pro before r1p2-50eac0, where, under certain conditions, a TLBI+DSB might fail to ensure the completion of memo...
  reference:
    - https://cybervault-cve.pages.dev/cve/CVE-2026-0995
  classification:
    cvss-metrics: CVSS:3.1/CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:L
    cvss-score: 3.6
    cve-id: CVE-2026-0995
    cwe-id: CWE-362
  tags: cve,cve-2026-0995,arm,c1-pro_firmware,low

http:
  - method: GET
    path:
      - "{BaseURL}/"
      - "{BaseURL}/api/"
    matchers-condition: and
    matchers:
      - type: status
        status:
          - 200
      - type: word
        words:
          - "c1-pro_firmware"
        part: body
🐍 PoC Exploit & Verification Probe (Python 3) poc_cve-2026-0995.py
# Proof-of-Concept Exploit & Verification Probe for CVE-2026-0995
# Target: arm c1-pro_firmware | CVSS: 3.6 (LOW)
# Educational & Security Audit Purpose Only

import requests
import sys

def verify_vulnerability(target_url):
    print(f"[*] Auditing {target_url} for CVE-2026-0995 (arm c1-pro_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 arm c1-pro_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-2026-0995.sh
# Recommended Remediation & Patching Commands for CVE-2026-0995
# 1. Update package via distribution package manager:
sudo apt-get update && sudo apt-get --only-upgrade install c1-pro_firmware 2>/dev/null || \
sudo dnf upgrade c1-pro_firmware 2>/dev/null || \
sudo yum update c1-pro_firmware

# 2. Inspect installed package versions for vulnerable scope:
dpkg -l | grep -i c1-pro_firmware 2>/dev/null || rpm -qa | grep -i c1-pro_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

Authorities
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Distributions
  • No records filed in this category.

❓ Frequently Asked Questions (FAQ) & Remediation Guide

How do I fix CVE-2026-0995 in arm c1-pro_firmware?

Review vendor-specific security notices and update arm c1-pro_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-2026-0995?

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-2026-0995?

CVE-2026-0995 is classified with a CVSS 3.1 Base Score of 3.6 (LOW). Check the metric breakdown above for attack vector requirements.

Risk Snapshot
3.6
LOW SEVERITY
CVE ID CVE-2026-0995
Weakness CWE-362
Vendor arm
Product c1-pro_firmware
Published 2026-03-02
Vector CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:L