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CVE-2026-47596

HIGH 7

Published 2026-09-30 · Last modified 2026-09-30

NVIDIA GPU Display Driver for Linux contains a vulnerability in the kernel mode layer where an unprivileged user can write to read-only memory because the memory's permissions are not preserved. A successful exploit of this vulnerability might lead to code execution and escalation of privileges.

ELEVATED IMPACT

Severe if exploited (CVSS 7), but no known exploitation and low modeled probability. Patch on a normal cadence.

Exploitation likelihood

0.1%chance of exploitation in 30 days · 3rd percentile

○ In CISA KEV ○ Public exploit / PoC

Impact if exploited

7CVSS 3.1 · HIGH

  • ConfidentialityHigh
  • IntegrityHigh
  • AvailabilityHigh

What an attacker needs

  • ⚠Access: Requires physical access to the device
  • ⚠Privileges: Requires a low-privilege account
  • ✓User interaction: No user interaction needed
  • ⚠Complexity: Needs a race window or specific setup

✓ lowers the bar for an attacker · ⚠ raises it

Proof of concept & exploit code

Test against your own equipment

curl -s https://vulnpedia.com/cve/CVE-2026-47596/poc.jsonMachine-readable PoC index for this CVE (for automation).

Listed for defensive triage, patch verification, and authorized testing on systems you own. Machine-readable: /cve/CVE-2026-47596/poc.json

Affected

Vendors Nvidia

Products Geforce Rtx, Quadro, Nvs Tesla Guest Driver

Weakness (CWE)

  • CWE-281: Improper Preservation of Permissions

CVSS vector

CVSS:3.1/AV:P/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H

All CVSS metrics

  • HIGH 7 v3.1 · CNA Primary
    CVSS:3.1/AV:P/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
  • HIGH 7 v3.1 · NVD Secondary
    CVSS:3.1/AV:P/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H

References

Technical & other

Sources: NVD · CVE.org · EPSS