Zend/zend_hash.c in PHP before 7.0.15 and 7.1.x before 7.1.1 mishandles certain cases that require large array allocations, which allows remote attackers to execute arbitrary code or cause a denial of service (integer overflow, uninitialized memory access, and use of arbitrary destructor function pointers) via crafted serialized data.
CVSS Details
- CVSS 3.1 Base Score: 9.8
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Amazon_linux | — | Upgrade php70 | Mar 30, 2017 | Jan 11, 2017 |
| Arch Linux | — | Upgrade to the latest version of Arch Linux | Jul 11, 2025 | Jan 11, 2017 |
| Php | — | Upgrade to PHP version 7.1.1Upgrade to PHP version 7.0.15 | Jan 16, 2017 | Jan 11, 2017 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | Dec 29, 2016 |
| Suse | — | Upgrade php7-xslUpgrade php7-pcntlUpgrade php7-intlUpgrade php7-gdUpgrade php7-jsonUpgrade php7Upgrade php7-soapUpgrade php7-fpmUpgrade php7-ctypeUpgrade php7-dbaUpgrade php7-imapUpgrade php7-fileinfoUpgrade apache2-mod_php7Upgrade php7-tokenizerUpgrade php7-mbstringUpgrade php7-xmlwriterUpgrade php7-domUpgrade php7-gmpUpgrade php7-pgsqlUpgrade php7-ftpUpgrade php7-sysvmsgUpgrade php7-xmlreaderUpgrade php7-wddxUpgrade php7-enchantUpgrade php7-exifUpgrade php7-snmpUpgrade php7-opensslUpgrade php7-bcmathUpgrade php7-mcryptUpgrade php7-pharUpgrade php7-xmlrpcUpgrade php7-curlUpgrade php7-sysvshmUpgrade php7-gettextUpgrade php7-pear-archive_tarUpgrade php7-zipUpgrade php7-iconvUpgrade php7-sqliteUpgrade php7-fastcgiUpgrade php7-bz2Upgrade php7-socketsUpgrade php7-opcacheUpgrade php7-develUpgrade php7-mysqlUpgrade php7-pspellUpgrade php7-posixUpgrade php7-ldapUpgrade php7-zlibUpgrade php7-shmopUpgrade php7-pdoUpgrade php7-sysvsemUpgrade php7-calendarUpgrade php7-pearUpgrade php7-odbc | Feb 23, 2017 | Jan 11, 2017 |
| Ubuntu | — | Upgrade libapache2-mod-php7.0Upgrade php7.0-cliUpgrade php7.0-fpmUpgrade php7.0-cgi | Feb 24, 2017 | Jan 11, 2017 |
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