mackron miniaudio up to 0.11.25 WAV File Parser null termination

Summaryinfo

A vulnerability was found in mackron miniaudio up to 0.11.25 and classified as problematic. This issue affects some unknown processing of the component WAV File Parser. The manipulation results in null termination. This vulnerability is reported as CVE-2026-32837. The attack can be launched remotely. No exploit exists.

Detailsinfo

A vulnerability classified as problematic has been found in mackron miniaudio up to 0.11.25. Affected is an unknown code of the component WAV File Parser. The manipulation with an unknown input leads to a null termination vulnerability. CWE is classifying the issue as CWE-170. The product does not terminate or incorrectly terminates a string or array with a null character or equivalent terminator. This is going to have an impact on availability. CVE summarizes:

miniaudio version 0.11.25 and earlier (fixed in commits 1df46ae and 1df46ae) contain a heap out-of-bounds read vulnerability in the WAV BEXT metadata parser that allows attackers to trigger memory access violations by processing crafted WAV files. Attackers can exploit improper null-termination handling in the coding history field to cause out-of-bounds reads past the allocated metadata pool, resulting in application crashes or denial of service.

The weakness was disclosed by Ana Kapulica as 1101. The advisory is shared for download at github.com. This vulnerability is traded as CVE-2026-32837 since 03/16/2026. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 07/16/2026).

The vulnerability scanner Nessus provides a plugin with the ID 302822 (Linux Distros Unpatched Vulnerability : CVE-2026-32837), which helps to determine the existence of the flaw in a target environment.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at Tenable (302822). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

• mackron

Name

• miniaudio

Version

• 0.11.0
• 0.11.1
• 0.11.2
• 0.11.3
• 0.11.4
• 0.11.5
• 0.11.6
• 0.11.7
• 0.11.8
• 0.11.9
• 0.11.10
• 0.11.11
• 0.11.12
• 0.11.13
• 0.11.14
• 0.11.15
• 0.11.16
• 0.11.17
• 0.11.18
• 0.11.19
• 0.11.20
• 0.11.21
• 0.11.22
• 0.11.23
• 0.11.24
• 0.11.25

Website

• Product: https://github.com/mackron/miniaudio/

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VulDB is the best source for vulnerability data and more expert information about this specific topic.

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