CVE-2025-23345
📋 TL;DR
This vulnerability in NVIDIA Display Driver's video decoder allows attackers to read memory beyond allocated boundaries. It affects Windows and Linux systems with vulnerable NVIDIA GPU drivers, potentially exposing sensitive data or causing system crashes.
💻 Affected Systems
- NVIDIA Display Driver
⚠️ Manual Verification Required
This CVE does not have specific version information in our database, so automatic vulnerability detection cannot determine if your system is affected.
Why? The CVE database entry doesn't specify which versions are vulnerable (no version ranges provided by the vendor/NVD).
🔒 Custom verification scripts are available for registered users. Sign up free to download automated test scripts.
- Review the CVE details at NVD
- Check vendor security advisories for your specific version
- Test if the vulnerability is exploitable in your environment
- Consider updating to the latest version as a precaution
⚠️ Risk & Real-World Impact
Worst Case
Information disclosure of sensitive memory contents or complete denial of service through system crash/reboot
Likely Case
Application crashes or system instability when processing malicious video content
If Mitigated
No impact with patched drivers or proper security controls
🎯 Exploit Status
Requires ability to trigger video decoder with malicious content; no public exploit details available
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Check NVIDIA advisory for specific fixed versions
Vendor Advisory: https://nvidia.custhelp.com/app/answers/detail/a_id/5703
Restart Required: No
Instructions:
1. Visit NVIDIA Driver Downloads page 2. Select your GPU and OS 3. Download latest driver 4. Run installer 5. Follow on-screen instructions
🔧 Temporary Workarounds
Disable hardware video acceleration
allPrevents use of vulnerable video decoder by forcing software decoding
🧯 If You Can't Patch
- Restrict video file processing from untrusted sources
- Implement application whitelisting to prevent unauthorized video players
🔍 How to Verify
Check if Vulnerable:
Check NVIDIA driver version against advisory; vulnerable if using affected versionCheck Version:
nvidia-smi (Linux) or NVIDIA Control Panel > System Information (Windows)Verify Fix Applied:
Verify driver version matches or exceeds patched version from NVIDIA advisory📡 Detection & Monitoring
Log Indicators:
- Application crashes related to video playback
- System event logs showing display driver failures
Network Indicators:
- Unusual video file transfers to target systems
SIEM Query:
EventID 1000 or 1001 with nvlddmkm.sys or nvidia driver references