---
id: "CVE-2026-84604"
kind: "vulnerability"
aliases: ["CVE-2026-84604"]
title: "macOS: crafted audit file can corrupt process memory via stack overflow"
severity: "unknown"
cvss: null
epss: null
exploited: false
status: "open"
category: "infrastructure"
products: []
ecosystems: []
tags: ["infrastructure", "macos"]
not_affected_if: ["patched-macos"]
published_at: "2026-10-26T21:20:15+00:00"
first_seen_at: "2026-10-26T21:55:21+00:00"
updated_at: "2026-10-26T21:57:09+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-84604", "first_seen_at": "2026-10-26T21:55:21+00:00"}]
---

# macOS: crafted audit file can corrupt process memory via stack overflow

A stack buffer overflow in macOS audit file processing can corrupt process memory when a maliciously crafted audit file is parsed. The sources do not state whether this leads to code execution or only a crash.

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

## How to check

- unknown

## Fix

- Update macOS to Golden Gate 27, Sequoia `15.8.2`, or Tahoe `26.7.2` (the fixed releases named in the description)

## Timeline

- 2026-10-26T21:55:21+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-84604

## From the sources

A stack buffer overflow was addressed through improved input validation. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8.2, macOS Tahoe 26.7.2. Processing a maliciously crafted audit file may corrupt process memory.

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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_