---
id: "CVE-2026-20591"
kind: "vulnerability"
aliases: ["CVE-2026-20591"]
title: "GPU pdma driver: missing permission check allows local privilege escalation"
severity: "unknown"
cvss: null
epss: null
exploited: false
status: "open"
category: "infrastructure"
products: []
ecosystems: []
tags: ["android", "gpu-driver", "infrastructure"]
not_affected_if: []
published_at: "2026-11-02T03:17:36+00:00"
first_seen_at: "2026-11-02T03:31:26+00:00"
updated_at: "2026-11-02T03:32:09+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-20591", "first_seen_at": "2026-11-02T03:31:26+00:00"}]
---

# GPU pdma driver: missing permission check allows local privilege escalation

A missing permission check in the GPU pdma component lets a local user gain elevated privileges. The description says no extra execution privileges are needed and no user interaction is required.

_Summary, check and fix written by a model from the sources; labelled as such._

## Timeline

- 2026-11-02T03:31:26+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-20591

## From the sources

In GPU pdma, there is a possible escalation of privilege due to a missing permission check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS11365075; Issue ID: MSV-9546.

---

_Free to read at a human pace. An API with keys and an MCP server are in preparation; early access: hello@infrastack.ai_