---
id: "CVE-2026-20559"
kind: "vulnerability"
aliases: ["CVE-2026-20559"]
title: "GPU pdma driver: use-after-free allows local privilege escalation to higher rights"
severity: "unknown"
cvss: null
epss: null
exploited: false
status: "open"
category: "infrastructure"
products: []
ecosystems: []
tags: ["android", "gpu-driver", "infrastructure", "mobile-soc"]
not_affected_if: []
published_at: "2026-11-02T03:17:33+00:00"
first_seen_at: "2026-11-02T03:31:24+00:00"
updated_at: "2026-11-02T03:32:33+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-20559", "first_seen_at": "2026-11-02T03:31:24+00:00"}]
---

# GPU pdma driver: use-after-free allows local privilege escalation to higher rights

A use-after-free flaw in the GPU pdma driver can corrupt memory. A local user with ordinary app-level execution can use it to escalate privileges.

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

## Timeline

- 2026-11-02T03:31:24+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-20559

## From the sources

In GPU pdma, there is a possible memory corruption due to use after free. This could lead to local escalation of privilege with User execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS11365081; Issue ID: MSV-9545.

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