---
title: "FreeRDP - Integer Overflow"
description: "FreeRDP 3.29.0 before 3.32.0 contains an integer overflow in Apple audin backends caused by improper UINT32 arithmetic in audio buffer size calculation, letting malicious RDP servers cause heap out-of-bounds write on macOS and iOS clients, exploit requires malicious RDP server."
url: https://panop.io/threat-heartbeat/CVE-2026-111380/
---

# CVE-2026-111380 FreeRDP - Integer Overflow

FreeRDP 3.29.0 before 3.32.0 contains an integer overflow in Apple audin backends caused by improper UINT32 arithmetic in audio buffer size calculation, letting malicious RDP servers cause heap out-of-bounds write on macOS and iOS clients, exploit requires malicious RDP server.

CVSS base score 8.8 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Not required

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-111380)

## Details

Type

Integer Overflow

Impact

Remote Code Execution, Denial Of Service

CVSS vector

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

Published

16 October 2026

Updated

16 October 2026

Weakness

[CWE-190](https://cwe.mitre.org/data/definitions/190.html)

## Vendor fix

Update to version 3.32.0 or later.

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-2026-111380](https://nvd.nist.gov/vuln/detail/CVE-2026-111380)
- [https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-72qv-gcph-rfwf](https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-72qv-gcph-rfwf)
- [https://www.vulncheck.com/advisories/freerdp-3.29.0-before-3.32.0-heap-overflow-via-audin-apple-backends](https://www.vulncheck.com/advisories/freerdp-3.29.0-before-3.32.0-heap-overflow-via-audin-apple-backends)

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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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