cvedb.io
CVE-2017-6441
HIGH · CVSS 7.5
EPSS exploitation probability: 0%
Published 2017-04-03T05:59:00.910 · Last modified 2026-06-17T01:22:21.270

Summary

The _zval_get_long_func_ex in Zend/zend_operators.c in PHP 7.1.2 allows attackers to cause a denial of service (NULL pointer dereference and application crash) via crafted use of "declare(ticks=" in a PHP script. NOTE: the vendor disputes the classification of this as a vulnerability, stating "Please do not request CVEs for ordinary bugs. CVEs are relevant for security issues only.

Affected products

php — php

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.