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3584a98bda
- Replace bailout on OOM with UnwindExit - Properly reset various globals that may be accessed during startup Fix GHSA-w8hw-w9fx-j79w (CVE-2026-109618) Fix GHSA-6wmf-4rv5-p3rp (CVE-2026-109619) Co-authored-by: Ilija Tovilo <ilija.tovilo@me.com> Co-authored-by: Jakub Zelenka <bukka@php.net> Co-authored-by: Nora Dossche <7771979+ndossche@users.noreply.github.com> Co-authored-by: Nicolas Grekas <nicolas.grekas@gmail.com>
24 lines
618 B
PHP
24 lines
618 B
PHP
--TEST--
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OOM unserialize() object fextend
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--INI--
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memory_limit=200M
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--FILE--
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<?php
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$chunks = [];
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$chunksize = 128;
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for ($i = 0; $i < 2*1024*1024; $i++) {
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$chunkIdx = (int)($i / $chunksize);
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$prop = sprintf('p%d', $i);
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$chunks[$chunkIdx] = ($chunks[$chunkIdx] ?? '') . sprintf('s:%d:"%s";i:%d;', strlen($prop), $prop, $i);
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}
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$payload = 'O:8:"stdClass":'.$i.':{'.implode('', $chunks).'}';
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$chunks = null;
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ini_set('memory_limit', '100m');
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var_dump(gettype(unserialize($payload)));
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?>
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--EXPECTF--
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Fatal error: Allowed memory size of 104857600 bytes exhausted %S(tried to allocate %d bytes) in %s on line 14
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