spl_array.c in the SPL extension in PHP before 5.5.37 and 5.6.x before 5.6.23 improperly interacts with the unserialize implementation and garbage collection, which allows remote attackers to execute arbitrary code or cause a denial of service (use-after-free and application crash) via crafted serialized data.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Amazon_linux | — | Upgrade php55Upgrade php56 | Aug 1, 2016 | Aug 1, 2016 |
| Apple Osx Apachemodphp | — | Upgrade macOS to the latest version | Nov 11, 2016 | Aug 7, 2016 |
| Debian | — | Upgrade php5Upgrade php7.0 | Jul 15, 2016 | Jul 14, 2016 |
| F5 Big Ip | — | Update F5 BIG-IP to the latest version | Jun 17, 2026 | Dec 22, 2016 |
| Freebsd | — | Upgrade php70-zipUpgrade php70-gdUpgrade php56-zipUpgrade php55-wddxUpgrade php56Upgrade php70Upgrade php70-wddxUpgrade php70-mbstringUpgrade php55-gdUpgrade php55Upgrade php70-pharUpgrade php55-zipUpgrade php56-mbstringUpgrade php56-wddxUpgrade php56-pharUpgrade php56-gdUpgrade php55-mbstring | Dec 10, 2025 | Jun 25, 2016 |
| Huawei Euleros 2_0_sp2 | — | Upgrade php-gdUpgrade php-xmlrpcUpgrade php-xmlUpgrade php-recodeUpgrade php-processUpgrade php-mysqlUpgrade php-pdoUpgrade php-cliUpgrade php-soapUpgrade php-ldapUpgrade php-pgsqlUpgrade phpUpgrade php-odbcUpgrade php-common | Sep 12, 2019 | Aug 7, 2016 |
| Huawei Euleros 2_0_sp3 | — | Upgrade php-cliUpgrade php-xmlrpcUpgrade php-mysqlUpgrade php-commonUpgrade php-processUpgrade php-xmlUpgrade php-pdoUpgrade php-pgsqlUpgrade php-odbcUpgrade php-ldapUpgrade php-recodeUpgrade php-gdUpgrade phpUpgrade php-soap | Sep 25, 2019 | Aug 7, 2016 |
| Huawei Euleros 2_0_sp5 | — | Upgrade php-commonUpgrade php-odbcUpgrade php-ldapUpgrade php-soapUpgrade phpUpgrade php-pgsqlUpgrade php-processUpgrade php-gdUpgrade php-xmlrpcUpgrade php-mysqlUpgrade php-cliUpgrade php-recodeUpgrade php-pdoUpgrade php-xml | Aug 16, 2019 | Aug 7, 2016 |
| Php | — | Upgrade to PHP version 5.5.37Upgrade to PHP version 5.6.23 | Sep 9, 2016 | Aug 7, 2016 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | Jun 23, 2016 |
| Suse | — | Upgrade php5-xmlrpcUpgrade php53-ldapUpgrade php53-wddxUpgrade php5Upgrade php5-fastcgiUpgrade php5-sysvsemUpgrade php5-opensslUpgrade php53-calendarUpgrade php53-domUpgrade php5-xmlreaderUpgrade php53-pgsqlUpgrade php5-ctypeUpgrade php53-curlUpgrade php5-pdoUpgrade php53-socketsUpgrade php5-imapUpgrade php53-posixUpgrade php5-jsonUpgrade php53-bz2Upgrade php53-gmpUpgrade php53-zipUpgrade php5-pharUpgrade php5-posixUpgrade php53-bcmathUpgrade php53-iconvUpgrade php53-imapUpgrade php53-ftpUpgrade php53-mysqlUpgrade php53-sysvsemUpgrade php53-mbstringUpgrade php5-iconvUpgrade php53-gettextUpgrade php5-gettextUpgrade php5-bcmathUpgrade php53-soapUpgrade php5-xslUpgrade php5-zipUpgrade php5-ftpUpgrade php5-wddxUpgrade apache2-mod_php5Upgrade php5-opcacheUpgrade php53-tidyUpgrade php53-develUpgrade php5-socketsUpgrade php5-domUpgrade php5-develUpgrade php53-odbcUpgrade php53-xmlreaderUpgrade php5-xmlwriterUpgrade php53-fastcgiUpgrade php53-sysvmsgUpgrade php53-suhosinUpgrade php53-shmopUpgrade apache2-mod_php53Upgrade php5-mcryptUpgrade php5-pcntlUpgrade php5-curlUpgrade php53-tokenizerUpgrade php53-readlineUpgrade php5-soapUpgrade php53-intlUpgrade php5-shmopUpgrade php5-pspellUpgrade php5-fileinfoUpgrade php5-bz2Upgrade php5-gmpUpgrade php53-xmlwriterUpgrade php5-snmpUpgrade php5-calendarUpgrade php53-pcntlUpgrade php53-zlibUpgrade php53-fileinfoUpgrade php53Upgrade php53-xslUpgrade php5-gdUpgrade php53-exifUpgrade php5-mbstringUpgrade php53-pdoUpgrade php53-sqliteUpgrade php53-ctypeUpgrade php5-zlibUpgrade php53-jsonUpgrade php5-mysqlUpgrade php5-exifUpgrade php5-tokenizerUpgrade php5-sysvshmUpgrade php5-ldapUpgrade php53-opensslUpgrade php53-mcryptUpgrade php53-gdUpgrade php5-odbcUpgrade php5-sysvmsgUpgrade php53-snmpUpgrade php53-dbaUpgrade php5-fpmUpgrade php5-intlUpgrade php53-sysvshmUpgrade php5-enchantUpgrade php5-pgsqlUpgrade php5-sqliteUpgrade php53-xmlrpcUpgrade php5-suhosinUpgrade php5-dbaUpgrade php53-pearUpgrade php53-pspellUpgrade php5-pear | Jul 26, 2016 | Jul 20, 2016 |
| Ubuntu | — | Upgrade php7.0-cgiUpgrade php5-cgiUpgrade libapache2-mod-php5Upgrade php5-cliUpgrade php7.0-fpmUpgrade libapache2-mod-php7.0Upgrade php5-fpmUpgrade php7.0-cli | Aug 2, 2016 | Aug 2, 2016 |
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