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php: signed integer overflow in metaphone()

🗓️ 01 Jun 2026 03:37:17Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 13 Views

PHP metaphone overflow for strings over two billion bytes can cause crash or denial of service.

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Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux9.6noarchapcu-panel0:5.1.23-1.module+el9.6.0+22647+1741ae35apcu-panel-0:5.1.23-1.module+el9.6.0+22647+1741ae35.noarch.rpm
Red Hat Enterprise Linux9.8aarch64php0:8.3.31-2.module+el9.8.0+24329+a775fb4ephp-0:8.3.31-2.module+el9.8.0+24329+a775fb4e.aarch64.rpm
Red Hat Enterprise Linux9.8ppc64lephp0:8.3.31-2.module+el9.8.0+24329+a775fb4ephp-0:8.3.31-2.module+el9.8.0+24329+a775fb4e.ppc64le.rpm
Red Hat Enterprise Linux9.8s390xphp0:8.3.31-2.module+el9.8.0+24329+a775fb4ephp-0:8.3.31-2.module+el9.8.0+24329+a775fb4e.s390x.rpm
Red Hat Enterprise Linux9.8x86_64php0:8.3.31-2.module+el9.8.0+24329+a775fb4ephp-0:8.3.31-2.module+el9.8.0+24329+a775fb4e.x86_64.rpm
Red Hat Enterprise Linux9.8aarch64php-bcmath0:8.3.31-2.module+el9.8.0+24329+a775fb4ephp-bcmath-0:8.3.31-2.module+el9.8.0+24329+a775fb4e.aarch64.rpm
Red Hat Enterprise Linux9.8ppc64lephp-bcmath0:8.3.31-2.module+el9.8.0+24329+a775fb4ephp-bcmath-0:8.3.31-2.module+el9.8.0+24329+a775fb4e.ppc64le.rpm
Red Hat Enterprise Linux9.8s390xphp-bcmath0:8.3.31-2.module+el9.8.0+24329+a775fb4ephp-bcmath-0:8.3.31-2.module+el9.8.0+24329+a775fb4e.s390x.rpm
Red Hat Enterprise Linux9.8x86_64php-bcmath0:8.3.31-2.module+el9.8.0+24329+a775fb4ephp-bcmath-0:8.3.31-2.module+el9.8.0+24329+a775fb4e.x86_64.rpm
Red Hat Enterprise Linux9.8aarch64php-bcmath-debuginfo0:8.3.31-2.module+el9.8.0+24329+a775fb4ephp-bcmath-debuginfo-0:8.3.31-2.module+el9.8.0+24329+a775fb4e.aarch64.rpm
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01 Jul 2026 23:50Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.17.5
CVSS 46.3
EPSS0.00455
SSVC
13