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 php7.0Upgrade php5 | 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-pgsqlUpgrade php-processUpgrade php-xmlrpcUpgrade php-cliUpgrade php-commonUpgrade phpUpgrade php-mysqlUpgrade php-recodeUpgrade php-soapUpgrade php-pdoUpgrade php-xmlUpgrade php-odbcUpgrade php-ldapUpgrade php-gd | Sep 12, 2019 | May 22, 2016 |
| Huawei Euleros 2_0_sp3 | — | Upgrade php-xmlUpgrade php-mysqlUpgrade php-pdoUpgrade php-gdUpgrade php-commonUpgrade php-xmlrpcUpgrade php-processUpgrade php-recodeUpgrade php-odbcUpgrade php-cliUpgrade php-pgsqlUpgrade php-ldapUpgrade phpUpgrade php-soap | Sep 25, 2019 | May 22, 2016 |
| Huawei Euleros 2_0_sp5 | — | Upgrade php-xmlUpgrade php-xmlrpcUpgrade php-recodeUpgrade php-gdUpgrade php-cliUpgrade phpUpgrade php-processUpgrade php-soapUpgrade php-ldapUpgrade php-pdoUpgrade php-odbcUpgrade php-pgsqlUpgrade php-commonUpgrade php-mysql | 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-posixUpgrade php5-odbcUpgrade php5-dbaUpgrade php5-calendarUpgrade php53-intlUpgrade apache2-mod_php5Upgrade php53-xmlrpcUpgrade php5-sysvshmUpgrade php53-xmlwriterUpgrade php53-pspellUpgrade php53-zlibUpgrade php5-soapUpgrade php53-bz2Upgrade php5-fileinfoUpgrade php5-pcntlUpgrade php5-develUpgrade php5-fpmUpgrade php53-pearUpgrade php53-xslUpgrade php53-mysqlUpgrade php5-snmpUpgrade php5-zlibUpgrade php53-bcmathUpgrade php5-enchantUpgrade php5-sqliteUpgrade php53-pcntlUpgrade php5-curlUpgrade php53-tokenizerUpgrade php53-dbaUpgrade php5-shmopUpgrade php5-suhosinUpgrade php5-tokenizerUpgrade php53-gettextUpgrade php5-posixUpgrade php5-exifUpgrade php53-fastcgiUpgrade php5-gdUpgrade php5-pgsqlUpgrade php53-jsonUpgrade php53-exifUpgrade php5-mbstringUpgrade apache2-mod_php53Upgrade php5-bz2Upgrade php5-opcacheUpgrade php53-opensslUpgrade php53Upgrade php53-gmpUpgrade php53-snmpUpgrade php53-domUpgrade php53-pgsqlUpgrade php5-pspellUpgrade php53-zipUpgrade php5-gettextUpgrade php5-domUpgrade php53-fileinfoUpgrade php5-xmlwriterUpgrade php53-imapUpgrade php5Upgrade php5-ctypeUpgrade php53-curlUpgrade php5-pdoUpgrade php53-soapUpgrade php53-odbcUpgrade php5-mysqlUpgrade php53-pdoUpgrade php53-ctypeUpgrade php5-gmpUpgrade php53-gdUpgrade php53-calendarUpgrade php5-sysvsemUpgrade php5-mcryptUpgrade php53-sqliteUpgrade php53-ldapUpgrade php53-xmlreaderUpgrade php53-iconvUpgrade php53-sysvmsgUpgrade php5-xmlreaderUpgrade php53-wddxUpgrade php53-shmopUpgrade php53-socketsUpgrade php5-iconvUpgrade php5-jsonUpgrade php5-wddxUpgrade php53-sysvshmUpgrade php53-mcryptUpgrade php53-develUpgrade php5-ftpUpgrade php53-sysvsemUpgrade php53-ftpUpgrade php5-zipUpgrade php53-suhosinUpgrade php5-bcmathUpgrade php5-opensslUpgrade php5-pearUpgrade php5-sysvmsgUpgrade php5-xmlrpcUpgrade php5-xslUpgrade php53-mbstringUpgrade php5-ldapUpgrade php53-readlineUpgrade php53-tidyUpgrade php5-socketsUpgrade php5-intlUpgrade php5-pharUpgrade php5-fastcgi | May 21, 2016 | May 21, 2016 |
| Ubuntu | — | Upgrade libapache2-mod-php7.0Upgrade php7.0-cliUpgrade libapache2-mod-php5Upgrade php7.0-fpmUpgrade php7.0-cgiUpgrade php5-fpmUpgrade php5-cgiUpgrade php5-cli | May 24, 2016 | May 21, 2016 |
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