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 | — | amazon-linux-upgrade-php70 | Mar 30, 2017 | Jan 11, 2017 |
| Arch Linux | arch-linux-upgrade-latest | Jul 11, 2025 | Jan 11, 2017 | |
| Php | php-upgrade-7_0_15php-upgrade-7_1_1 | Jan 16, 2017 | Jan 11, 2017 | |
| Redhat_linux | no-fix-redhat-rpm-package | Jul 9, 2025 | Dec 29, 2016 | |
| Suse | — | suse-upgrade-apache2-mod_php7suse-upgrade-php7suse-upgrade-php7-bcmathsuse-upgrade-php7-bz2suse-upgrade-php7-calendarsuse-upgrade-php7-ctypesuse-upgrade-php7-curlsuse-upgrade-php7-dbasuse-upgrade-php7-develsuse-upgrade-php7-domsuse-upgrade-php7-enchantsuse-upgrade-php7-exifsuse-upgrade-php7-fastcgisuse-upgrade-php7-fileinfosuse-upgrade-php7-fpmsuse-upgrade-php7-ftpsuse-upgrade-php7-gdsuse-upgrade-php7-gettextsuse-upgrade-php7-gmpsuse-upgrade-php7-iconvsuse-upgrade-php7-imapsuse-upgrade-php7-intlsuse-upgrade-php7-jsonsuse-upgrade-php7-ldapsuse-upgrade-php7-mbstringsuse-upgrade-php7-mcryptsuse-upgrade-php7-mysqlsuse-upgrade-php7-odbcsuse-upgrade-php7-opcachesuse-upgrade-php7-opensslsuse-upgrade-php7-pcntlsuse-upgrade-php7-pdosuse-upgrade-php7-pearsuse-upgrade-php7-pear-archive_tarsuse-upgrade-php7-pgsqlsuse-upgrade-php7-pharsuse-upgrade-php7-posixsuse-upgrade-php7-pspellsuse-upgrade-php7-shmopsuse-upgrade-php7-snmpsuse-upgrade-php7-soapsuse-upgrade-php7-socketssuse-upgrade-php7-sqlitesuse-upgrade-php7-sysvmsgsuse-upgrade-php7-sysvsemsuse-upgrade-php7-sysvshmsuse-upgrade-php7-tokenizersuse-upgrade-php7-wddxsuse-upgrade-php7-xmlreadersuse-upgrade-php7-xmlrpcsuse-upgrade-php7-xmlwritersuse-upgrade-php7-xslsuse-upgrade-php7-zipsuse-upgrade-php7-zlib | Feb 23, 2017 | Jan 11, 2017 |
| Ubuntu | ubuntu-upgrade-libapache2-mod-php7-0ubuntu-upgrade-php7-0-cgiubuntu-upgrade-php7-0-cliubuntu-upgrade-php7-0-fpm | Feb 24, 2017 | Jan 11, 2017 |
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