---
title: "CVE-2026-58701: Generic ARM64 smcall - Privilege Escalation"
description: "Generic ARM64 smcall in trusty_dputc contains a race condition causing out-of-bounds write, letting local attackers escalate privileges, exploit requires system execution privileges."
url: https://panop.io/threat-heartbeat/CVE-2026-58701/
---

# CVE-2026-58701 Generic ARM64 smcall - Privilege Escalation

Generic ARM64 smcall in trusty\_dputc contains a race condition causing out-of-bounds write, letting local attackers escalate privileges, exploit requires system execution privileges.

CVSS base score 7.0 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Required

EPSS

0.07% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-58701)

## Details

Type

Privilege Escalation

Impact

Privilege Escalation

CVSS vector

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

Published

15 September 2026

Updated

15 October 2026

Weakness

[CWE-362](https://cwe.mitre.org/data/definitions/362.html)

## Vendor fix

Update to the latest version containing the fix.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-58701](https://nvd.nist.gov/vuln/detail/CVE-2026-58701)
- [https://source.android.com/docs/security/bulletin/pixel/2026/2026-09-01](https://source.android.com/docs/security/bulletin/pixel/2026/2026-09-01)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

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