<section class="version" id="8.5.4"><!-- {{{ 8.5.4 -->

<h3>Version 8.5.4</h3>

<b><?php release_date('12-Mar-2026'); ?></b>

<ul><li>Core:

<ul>

<li>Fixed bug <?php githubissuel('php/php-src', 21029); ?> (zend_mm_heap corrupted on Aarch64, LTO builds).</li>

<li>Fixed bug <?php githubissuel('php/php-src', 21059); ?> (Segfault when preloading constant AST closure).</li>

<li>Fixed bug <?php githubissuel('php/php-src', 21072); ?> (Crash on (unset) cast in constant expression).</li>

<li>Fix deprecation now showing when accessing null key of an array with JIT.</li>

<li>Fixed bug <?php githubissuel('php/php-src', 20657); ?> (Assertion failure in zend_lazy_object_get_info triggered by setRawValueWithoutLazyInitialization() and newLazyGhost()).</li>

<li>Fixed bug <?php githubissuel('php/php-src', 20504); ?> (Assertion failure in zend_get_property_guard when accessing properties on Reflection LazyProxy via isset()).</li>

<li>Fixed OSS-Fuzz #478009707 (Borked assign-op/inc/dec on untyped hooked property backing value).</li>

<li>Fixed bug <?php githubissuel('php/php-src', 21215); ?> (Build fails with -std=).</li>

<li>Fixed bug <?php githubissuel('php/php-src', 13674); ?> (Build system installs libtool wrappers when using slibtool).</li>

</ul></li>

<li>Curl:

<ul>

<li>Don't truncate length.</li>

</ul></li>

<li>Date:

<ul>

<li>Fixed bug <?php githubissuel('php/php-src', 20936); ?> (DatePeriod::__set_state() cannot handle null start).</li>

<li>Fix timezone offset with seconds losing precision.</li>

</ul></li>

<li>DOM:

<ul>

<li>Fixed bug <?php githubissuel('php/php-src', 21077); ?> (Accessing Dom\Node::baseURI can throw TypeError).</li>

<li>Fixed bug <?php githubissuel('php/php-src', 21097); ?> (Accessing Dom\Node properties can can throw TypeError).</li>

</ul></li>

<li>LDAP:

<ul>

<li>Fixed bug <?php githubissuel('php/php-src', 21262); ?> (ldap_modify() too strict controls argument validation makes it impossible to unset attribute).</li>

</ul></li>

<li>MBString:

<ul>

<li>Fixed bug <?php githubissuel('php/php-src', 21223); ?>; mb_guess_encoding no longer crashes when passed huge list of candidate encodings (with 200,000+ entries).</li>

</ul></li>

<li>Opcache:

<ul>

<li>Fixed bug <?php githubissuel('php/php-src', 20718); ?> ("Insufficient shared memory" when using JIT on Solaris).</li>

<li>Fixed bug <?php githubissuel('php/php-src', 21227); ?> (Borked SCCP of array containing partial object).</li>

</ul></li>

<li>OpenSSL:

<ul>

<li>Fix a bunch of leaks and error propagation.</li>

</ul></li>

<li>Windows:

<ul>

<li>Fixed compilation with clang (missing intrin.h include).</li>

</ul></li>

</ul>

<!-- }}} --></section>