# PHP 8.5.12 Patch May Be Incomplete

> Researchers warn PHP 8.5.12 security patch might not fully fix critical vulnerabilities.
- Title: PHP 8.5.12 Patch May Be Incomplete · RuntimeWire | Shortify
- Summary: Researchers warn PHP 8.5.12 security patch might not fully fix critical vulnerabilities. Elise Boyd reported a double-free crash in PHP 8.5.12 that does not…
- Keywords: php, php 8.5.12, double-free, security patch, critical vulnerabilities, remote code execution, technology, Patch, May, Incomplete, RuntimeWire
- Source: RuntimeWire — https://runtimewire.com/article/elise-boyd-php-double-free-8-5-12
- Author: RuntimeWire
- Published: 2026-10-21T18:05:50.866+00:00
- Read time: 1 min
- Topics: php, php 8.5.12, double-free, security patch, critical vulnerabilities, remote code execution, technology, ai
## Elise Boyd reports PHP crash
Elise Boyd reported a double-free crash in PHP 8.5.12 on October 21st.

> Elise Boyd reported a double-free crash in PHP 8.5.12 on October 21st
## Local CLI crash not remote exploit
Her Mastodon post shows a locally built PHP command-line binary aborting during proof-of-concept run.
## Patch may not fully address issues
The crash does not prove remote exploitability or show that PHP's two critical fixes failed.
## Key takeaway

Elise Boyd reported a double-free crash in PHP 8.5.12 that does not prove remote exploitability of newly patched vulnerabilities.