---
title: "CVE-2026-29508: ReadyMedia - Buffer Overflow"
description: "ReadyMedia 1.3.0 through 1.3.3 contains a stack-based buffer overflow caused by unvalidated oversized PROP chunk size in DFF audio files, letting remote attackers achieve remote code execution or denial of service via crafted files in monitored directories."
url: https://panop.io/threat-heartbeat/CVE-2026-29508/
---

# CVE-2026-29508 ReadyMedia - Buffer Overflow

ReadyMedia 1.3.0 through 1.3.3 contains a stack-based buffer overflow caused by unvalidated oversized PROP chunk size in DFF audio files, letting remote attackers achieve remote code execution or denial of service via crafted files in monitored directories.

CVSS base score 8.8 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Required

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-29508)

## Details

Type

Buffer Overflow

Impact

Remote Code Execution, Denial Of Service

CVSS vector

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

Published

2 November 2026

Updated

3 November 2026

Weakness

[CWE-121](https://cwe.mitre.org/data/definitions/121.html)

## Vendor fix

Update to the latest version of ReadyMedia.

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-2026-29508](https://nvd.nist.gov/vuln/detail/CVE-2026-29508)
- [https://www.asus.com/networking-iot-servers/wifi-routers/asus-gaming-routers/rt-ax86u/helpdesk\_bios?model2Name=RT-AX86-Series-RT-AX86U-RT-AX86S](https://www.asus.com/networking-iot-servers/wifi-routers/asus-gaming-routers/rt-ax86u/helpdesk_bios?model2Name=RT-AX86-Series-RT-AX86U-RT-AX86S)
- [https://www.kr3bz.wtf/posts/minidlna-unbounded-vla-to-rce/](https://www.kr3bz.wtf/posts/minidlna-unbounded-vla-to-rce/)
- [https://www.vulncheck.com/advisories/readymedia-stack-buffer-overflow-via-dff-parser](https://www.vulncheck.com/advisories/readymedia-stack-buffer-overflow-via-dff-parser)
- [https://sourceforge.net/projects/minidlna/](https://sourceforge.net/projects/minidlna/)

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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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