The bcpowmod function in ext/bcmath/bcmath.c in PHP before 5.5.35, 5.6.x before 5.6.21, and 7.x before 7.0.6 modifies certain data structures without considering whether they are copies of the _zero_, _one_, or _two_ global variable, which allows remote attackers to cause a denial of service or possibly have unspecified other impact via a crafted call.
CVSS Details
- CVSS 3.1 Base Score: 9.8
- CVSS 3.0 Vector: (CVSS:3.0/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 |
|---|---|---|---|---|
| Debian | — | Upgrade php5Upgrade php7.0 | Jun 14, 2016 | May 21, 2016 |
| Gentoo Linux | — | Upgrade dev-lang/php. | Oct 30, 2017 | May 21, 2016 |
| Hpsmh | — | Upgrade to the latest version of HP System Management Homepage | Oct 27, 2016 | May 21, 2016 |
| Huawei Euleros 2_0_sp2 | — | Upgrade php-gdUpgrade php-soapUpgrade php-pdoUpgrade php-ldapUpgrade php-odbcUpgrade php-xmlUpgrade phpUpgrade php-cliUpgrade php-mysqlUpgrade php-recodeUpgrade php-pgsqlUpgrade php-processUpgrade php-xmlrpcUpgrade php-common | Sep 12, 2019 | May 22, 2016 |
| Huawei Euleros 2_0_sp3 | — | Upgrade php-ldapUpgrade php-cliUpgrade php-soapUpgrade php-recodeUpgrade php-pgsqlUpgrade phpUpgrade php-odbcUpgrade php-pdoUpgrade php-commonUpgrade php-processUpgrade php-mysqlUpgrade php-gdUpgrade php-xmlrpcUpgrade php-xml | Sep 25, 2019 | May 22, 2016 |
| Huawei Euleros 2_0_sp5 | — | Upgrade php-cliUpgrade php-xmlrpcUpgrade php-gdUpgrade php-processUpgrade php-xmlUpgrade php-recodeUpgrade phpUpgrade php-ldapUpgrade php-commonUpgrade php-odbcUpgrade php-pdoUpgrade php-mysqlUpgrade php-pgsqlUpgrade php-soap | Aug 16, 2019 | May 22, 2016 |
| Php | — | Upgrade to PHP version 5.6.21Upgrade to PHP version 5.5.35Upgrade to PHP version 7.0.6 | Jun 3, 2016 | May 21, 2016 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | Apr 24, 2016 |
| Suse | — | Upgrade php53-snmpUpgrade php53-pspellUpgrade php5-sqliteUpgrade php53Upgrade php53-zlibUpgrade php53-pgsqlUpgrade php5-soapUpgrade php53-exifUpgrade php53-gmpUpgrade php5-fileinfoUpgrade php53-domUpgrade php5-zlibUpgrade php5-gdUpgrade php53-pearUpgrade php5-develUpgrade php53-xmlwriterUpgrade php53-posixUpgrade php5-posixUpgrade php53-jsonUpgrade php53-opensslUpgrade php5-dbaUpgrade php53-xmlrpcUpgrade php5-sysvshmUpgrade php53-intlUpgrade php5-curlUpgrade php53-zipUpgrade php53-xslUpgrade php5-pspellUpgrade php53-mysqlUpgrade php5-snmpUpgrade php53-bcmathUpgrade php5-opcacheUpgrade apache2-mod_php53Upgrade php5-odbcUpgrade php5-fpmUpgrade apache2-mod_php5Upgrade php5-suhosinUpgrade php53-fastcgiUpgrade php5-enchantUpgrade php5-mbstringUpgrade php53-dbaUpgrade php53-tokenizerUpgrade php5-calendarUpgrade php5-exifUpgrade php53-gettextUpgrade php5-bz2Upgrade php53-pcntlUpgrade php5-pgsqlUpgrade php53-bz2Upgrade php5-tokenizerUpgrade php5-shmopUpgrade php5-pcntlUpgrade php53-calendarUpgrade php5-opensslUpgrade php5-pharUpgrade php5-pdoUpgrade php5-ctypeUpgrade php5-domUpgrade php5-socketsUpgrade php53-tidyUpgrade php5-ldapUpgrade php5-intlUpgrade php53-develUpgrade php5-wddxUpgrade php53-suhosinUpgrade php53-sysvmsgUpgrade php5-bcmathUpgrade php5-xmlreaderUpgrade php5-mysqlUpgrade php53-fileinfoUpgrade php53-wddxUpgrade php53-socketsUpgrade php53-pdoUpgrade php5-gmpUpgrade php5-xmlrpcUpgrade php5-zipUpgrade php53-sysvshmUpgrade php53-sqliteUpgrade php53-ldapUpgrade php5-sysvmsgUpgrade php53-mbstringUpgrade php5-pearUpgrade php53-ctypeUpgrade php5-xslUpgrade php53-odbcUpgrade php53-soapUpgrade php53-imapUpgrade php5-ftpUpgrade php53-gdUpgrade php53-ftpUpgrade php5-mcryptUpgrade php5-iconvUpgrade php53-mcryptUpgrade php5-sysvsemUpgrade php53-iconvUpgrade php53-shmopUpgrade php53-sysvsemUpgrade php5-jsonUpgrade php53-xmlreaderUpgrade php5-xmlwriterUpgrade php5-gettextUpgrade php5-fastcgiUpgrade php53-readlineUpgrade php5Upgrade php53-curl | May 21, 2016 | May 21, 2016 |
| Ubuntu | — | Upgrade libapache2-mod-php7.0Upgrade php7.0-cliUpgrade php5-cgiUpgrade php7.0-fpmUpgrade php5-fpmUpgrade php5-cliUpgrade libapache2-mod-php5Upgrade php7.0-cgi | May 24, 2016 | May 21, 2016 |
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