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The pcre_compile2 function in PCRE before 8.37 allows context-dependent attackers to compile incorrect code and cause a denial of service (out-of-bounds read) via regular expression with a group containing both a forward referencing subroutine call and a recursive back reference, as demonstrated by "((?+1)(\1))/".
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade pcre3 | Jul 30, 2024 | Jan 14, 2020 |
| Freebsd | — | Upgrade pcre | Dec 10, 2025 | May 22, 2015 |
| Mariadb Mariadb | — | Upgrade MariaDB to the latest version | Mar 4, 2025 | Jan 14, 2020 |
| Oracle Solaris | — | Upgrade library/pcre to version 8.37-0.175.2.13.0.3.0 on Solaris 11.2 | May 29, 2017 | May 29, 2017 |
| Php | — | Upgrade to PHP version 5.6.9Upgrade to PHP version 5.4.41Upgrade to PHP version 5.5.26 | Jan 25, 2023 | Jan 14, 2020 |
| Suse | — | Upgrade mariadb-errormessagesUpgrade php7-tidyUpgrade php7-embedUpgrade php7-posixUpgrade php7-intlUpgrade libpcre2-8-0Upgrade php7-soapUpgrade php7-gmpUpgrade php7-gdUpgrade php7-pearUpgrade php7-pear-archive_tarUpgrade php7-domUpgrade php7-mysqlUpgrade php7-develUpgrade php7-wddxUpgrade php7-xmlreaderUpgrade php7-xmlwriterUpgrade php7-curlUpgrade libmysqlclient18Upgrade libpcrecpp0-32bitUpgrade php7-gettextUpgrade php7-sysvmsgUpgrade php7-opcacheUpgrade php7-shmopUpgrade php7Upgrade apache2-mod_php7Upgrade php7-fpmUpgrade php7-snmpUpgrade pcre-develUpgrade php7-xslUpgrade mariadb-100-errormessagesUpgrade php7-pharUpgrade php7-odbcUpgrade php7-pdoUpgrade php7-pgsqlUpgrade libmysqlclient-develUpgrade php7-exifUpgrade php7-imapUpgrade php7-ftpUpgrade php7-tokenizerUpgrade php7-socketsUpgrade php7-enchantUpgrade php7-sqliteUpgrade php7-zipUpgrade libpcre1Upgrade libmysqld-develUpgrade libpcre2-posix2Upgrade php7-iconvUpgrade php7-bz2Upgrade php7-bcmathUpgrade php7-readlineUpgrade libmysqlclient_r18Upgrade php7-fileinfoUpgrade php7-pcntlUpgrade php7-mcryptUpgrade mariadb-clientUpgrade php7-pspellUpgrade libpcreposix0Upgrade php7-opensslUpgrade libpcre1-32bitUpgrade php7-xmlrpcUpgrade php7-dbaUpgrade php7-fastcgiUpgrade libpcre2-16-0Upgrade pcre2-develUpgrade pcre-toolsUpgrade php7-sodiumUpgrade php7-calendarUpgrade libpcrecpp0Upgrade mariadbUpgrade libpcre16-0Upgrade php7-sysvshmUpgrade php72-develUpgrade php7-zlibUpgrade libmysqld18Upgrade php7-ldapUpgrade php7-ctypeUpgrade php7-sysvsemUpgrade libmysqlclient18-32bitUpgrade php7-jsonUpgrade libmysqlclient_r18-32bitUpgrade php7-mbstringUpgrade libpcre2-32-0Upgrade mariadb-tools | Dec 18, 2015 | Jul 21, 2015 |
| Ubuntu | — | Upgrade libpcre3 | Apr 4, 2016 | Jul 29, 2015 |
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