In PHP versions 7.3.x below 7.3.16 and 7.4.x below 7.4.4, while using mb_strtolower() function with UTF-32LE encoding, certain invalid strings could cause PHP to overwrite stack-allocated buffer. This could lead to memory corruption, crashes and potentially code execution.
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

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cve-icon MITRE

Status: PUBLISHED

Assigner: php

Published:

Updated: 2024-09-17T04:25:45.769Z

Reserved: 2020-01-15T00:00:00

Link: CVE-2020-7065

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2020-04-01T04:15:13.943

Modified: 2024-11-21T05:36:36.200

Link: CVE-2020-7065

cve-icon Redhat

Severity : Moderate

Publid Date: 2020-04-01T00:00:00Z

Links: CVE-2020-7065 - Bugzilla

cve-icon OpenCVE Enrichment

No data.