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 php55Upgrade php56 | 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 php70-intlUpgrade php56Upgrade php70-gdUpgrade php55-gdUpgrade php55Upgrade php55-pharUpgrade php56-gd | Dec 10, 2025 | May 28, 2016 |
| Huawei Euleros 2_0_sp2 | — | Upgrade php-commonUpgrade php-xmlrpcUpgrade php-recodeUpgrade php-xmlUpgrade php-cliUpgrade php-mysqlUpgrade php-ldapUpgrade phpUpgrade php-pgsqlUpgrade php-gdUpgrade php-processUpgrade php-odbcUpgrade php-pdoUpgrade php-soap | Dec 4, 2019 | Aug 7, 2016 |
| Huawei Euleros 2_0_sp3 | — | Upgrade php-pdoUpgrade php-gdUpgrade php-pgsqlUpgrade php-soapUpgrade php-ldapUpgrade php-odbcUpgrade php-processUpgrade php-commonUpgrade php-recodeUpgrade php-mysqlUpgrade php-cliUpgrade phpUpgrade php-xmlrpcUpgrade php-xml | Dec 18, 2019 | Aug 7, 2016 |
| Huawei Euleros 2_0_sp5 | — | Upgrade php-pgsqlUpgrade php-processUpgrade php-gdUpgrade php-soapUpgrade php-xmlrpcUpgrade php-recodeUpgrade php-mysqlUpgrade php-pdoUpgrade phpUpgrade php-ldapUpgrade php-xmlUpgrade php-commonUpgrade php-odbcUpgrade php-cli | 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 php53-bcmathUpgrade php5-develUpgrade php5-pspellUpgrade php53-sqliteUpgrade php53-socketsUpgrade php5-soapUpgrade libc-client2007e_suseUpgrade php5-pdoUpgrade php53-readlineUpgrade php5-gmpUpgrade imap-develUpgrade php53-dbaUpgrade php5-opcacheUpgrade php5-calendarUpgrade php5-fastcgiUpgrade php5-xmlreaderUpgrade php53-domUpgrade php53-mcryptUpgrade php53-pearUpgrade php5-mysqlUpgrade php53-ldapUpgrade php53-bz2Upgrade php5-wddxUpgrade php53-mbstringUpgrade php5-fileinfoUpgrade php5-posixUpgrade php5-odbcUpgrade php5-jsonUpgrade php53-shmopUpgrade php5-intlUpgrade php5-curlUpgrade php53-mysqlUpgrade php53-pgsqlUpgrade php53-tidyUpgrade php53-odbcUpgrade php53-sysvshmUpgrade php53-calendarUpgrade php5-suhosinUpgrade php5-ldapUpgrade php5-bcmathUpgrade php5-fpmUpgrade php5-sysvshmUpgrade php53-wddxUpgrade php53-fastcgiUpgrade apache2-mod_php5Upgrade php5-mcryptUpgrade php5-sysvsemUpgrade php5-gdUpgrade php53-jsonUpgrade php5Upgrade php53-gmpUpgrade php5-pcntlUpgrade php53-ftpUpgrade php5-opensslUpgrade php5-pharUpgrade php5-sysvmsgUpgrade php5-iconvUpgrade php5-snmpUpgrade php53-fileinfoUpgrade php53-pspellUpgrade php5-pearUpgrade php5-enchantUpgrade php53-sysvmsgUpgrade php53-pcntlUpgrade php5-tokenizerUpgrade php53-tokenizerUpgrade php5-zlibUpgrade php53-soapUpgrade php53-iconvUpgrade php5-xmlwriterUpgrade php53-xmlreaderUpgrade php53-xmlrpcUpgrade php53Upgrade php5-socketsUpgrade php53-snmpUpgrade php53-xslUpgrade php5-exifUpgrade php5-pgsqlUpgrade php53-gdUpgrade php53-intlUpgrade php53-curlUpgrade php53-ctypeUpgrade php53-suhosinUpgrade php53-exifUpgrade php53-xmlwriterUpgrade php53-posixUpgrade php53-pdoUpgrade php5-shmopUpgrade php53-zlibUpgrade php5-xslUpgrade php5-gettextUpgrade php5-dbaUpgrade php53-opensslUpgrade php5-domUpgrade php5-bz2Upgrade php5-ftpUpgrade php53-gettextUpgrade php5-sqliteUpgrade php5-zipUpgrade php53-develUpgrade php53-sysvsemUpgrade php5-mbstringUpgrade php5-xmlrpcUpgrade apache2-mod_php53Upgrade php53-imapUpgrade php5-ctypeUpgrade php5-imapUpgrade php53-zip | Jun 14, 2016 | Jun 14, 2016 |
| Ubuntu | — | Upgrade libapache2-mod-php5Upgrade php5-cliUpgrade php7.0-fpmUpgrade php7.0-cgiUpgrade php5-cgiUpgrade php5-fpmUpgrade libapache2-mod-php7.0Upgrade php7.0-cli | Aug 2, 2016 | Aug 2, 2016 |
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