Integer overflow in the php_html_entities function in ext/standard/html.c in PHP before 5.5.36 and 5.6.x before 5.6.22 allows remote attackers to cause a denial of service or possibly have unspecified other impact by triggering a large output string from the htmlspecialchars function.
CVSS Details
- CVSS 3.1 Base Score: 8.6
- CVSS 3.0 Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Amazon_linux | — | Upgrade php56Upgrade php55 | Jun 15, 2016 | Jun 2, 2016 |
| Apple Osx Apachemodphp | — | Apply OS X security update 2016-004Upgrade macOS to the latest version | Nov 11, 2016 | Aug 7, 2016 |
| Debian | — | Upgrade php5 | Jun 14, 2016 | Jun 14, 2016 |
| F5 Big Ip | — | Update F5 BIG-IP to the latest version | Jun 17, 2026 | Aug 3, 2016 |
| Freebsd | — | Upgrade php56-gdUpgrade php55Upgrade php55-pharUpgrade php55-gdUpgrade php70-gdUpgrade php70-intlUpgrade php56 | Dec 10, 2025 | May 28, 2016 |
| Huawei Euleros 2_0_sp2 | — | Upgrade php-cliUpgrade php-xmlUpgrade php-recodeUpgrade php-ldapUpgrade php-xmlrpcUpgrade php-mysqlUpgrade php-commonUpgrade phpUpgrade php-soapUpgrade php-odbcUpgrade php-pgsqlUpgrade php-pdoUpgrade php-gdUpgrade php-process | Dec 4, 2019 | Aug 7, 2016 |
| Huawei Euleros 2_0_sp3 | — | Upgrade php-xmlUpgrade php-xmlrpcUpgrade php-processUpgrade php-recodeUpgrade php-cliUpgrade php-odbcUpgrade phpUpgrade php-commonUpgrade php-mysqlUpgrade php-ldapUpgrade php-pdoUpgrade php-pgsqlUpgrade php-soapUpgrade php-gd | Dec 18, 2019 | Aug 7, 2016 |
| Huawei Euleros 2_0_sp5 | — | Upgrade php-pgsqlUpgrade php-recodeUpgrade php-mysqlUpgrade php-processUpgrade php-xmlrpcUpgrade php-soapUpgrade php-gdUpgrade php-xmlUpgrade php-commonUpgrade php-pdoUpgrade php-ldapUpgrade php-cliUpgrade phpUpgrade php-odbc | Nov 19, 2019 | Aug 7, 2016 |
| Php | — | Upgrade to PHP version 5.6.22Upgrade to PHP version 5.5.36 | Sep 9, 2016 | Aug 7, 2016 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | May 1, 2016 |
| Suse | — | Upgrade php5-pgsqlUpgrade php53-imapUpgrade php5-gettextUpgrade php5-exifUpgrade php53-xmlwriterUpgrade php5-dbaUpgrade php5-snmpUpgrade php5-mbstringUpgrade php53Upgrade php53-sysvmsgUpgrade php53-snmpUpgrade php5-xmlwriterUpgrade php53-gettextUpgrade php5-socketsUpgrade php53-pcntlUpgrade php5-iconvUpgrade php5-ftpUpgrade php53-sysvsemUpgrade php5-zipUpgrade php5-zlibUpgrade php5-domUpgrade php53-tokenizerUpgrade php53-iconvUpgrade php5-xslUpgrade php5-pearUpgrade php53-exifUpgrade php53-suhosinUpgrade php5-bz2Upgrade apache2-mod_php53Upgrade php53-gdUpgrade php53-fileinfoUpgrade php5-enchantUpgrade php5-sysvmsgUpgrade php5-shmopUpgrade php53-xmlrpcUpgrade php5-sqliteUpgrade php5-imapUpgrade php53-pspellUpgrade php53-ctypeUpgrade php53-curlUpgrade php53-opensslUpgrade php53-zlibUpgrade php53-soapUpgrade php5-xmlrpcUpgrade php53-develUpgrade php53-pdoUpgrade php53-intlUpgrade php53-xslUpgrade php5-tokenizerUpgrade php5-ctypeUpgrade php53-xmlreaderUpgrade php53-zipUpgrade php53-posixUpgrade php5-opensslUpgrade php5-develUpgrade php5Upgrade php53-gmpUpgrade php53-socketsUpgrade php5-bcmathUpgrade php53-sysvshmUpgrade php53-odbcUpgrade php5-suhosinUpgrade php53-calendarUpgrade php5-curlUpgrade php53-ldapUpgrade php53-bcmathUpgrade php53-readlineUpgrade php5-pcntlUpgrade php5-soapUpgrade php53-fastcgiUpgrade php5-sysvsemUpgrade php5-xmlreaderUpgrade php5-opcacheUpgrade php53-pgsqlUpgrade php5-odbcUpgrade php53-tidyUpgrade php53-domUpgrade php5-sysvshmUpgrade php53-ftpUpgrade php53-mcryptUpgrade php5-intlUpgrade php5-pharUpgrade php53-dbaUpgrade php5-calendarUpgrade php5-jsonUpgrade php53-pearUpgrade php53-mbstringUpgrade php5-wddxUpgrade php5-fastcgiUpgrade php5-ldapUpgrade imap-develUpgrade apache2-mod_php5Upgrade php53-jsonUpgrade php5-gdUpgrade libc-client2007e_suseUpgrade php53-wddxUpgrade php5-pdoUpgrade php5-gmpUpgrade php5-mcryptUpgrade php5-fileinfoUpgrade php5-mysqlUpgrade php53-shmopUpgrade php53-bz2Upgrade php5-pspellUpgrade php53-mysqlUpgrade php53-sqliteUpgrade php5-posixUpgrade php5-fpm | Jun 14, 2016 | Jun 14, 2016 |
| Ubuntu | — | Upgrade php5-cliUpgrade php5-cgiUpgrade php7.0-fpmUpgrade libapache2-mod-php5Upgrade php7.0-cgiUpgrade libapache2-mod-php7.0Upgrade php7.0-cliUpgrade php5-fpm | Aug 2, 2016 | Aug 2, 2016 |
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