vulnerability
Rocky Linux: CVE-2021-21708: php (Multiple Advisories)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 7 | (AV:N/AC:M/Au:N/C:P/I:P/A:P) | Feb 27, 2022 | Mar 12, 2024 | Nov 15, 2024 |
Severity
7
CVSS
(AV:N/AC:M/Au:N/C:P/I:P/A:P)
Published
Feb 27, 2022
Added
Mar 12, 2024
Modified
Nov 15, 2024
Description
In PHP versions 7.4.x below 7.4.28, 8.0.x below 8.0.16, and 8.1.x below 8.1.3, when using filter functions with FILTER_VALIDATE_FLOAT filter and min/max limits, if the filter fails, there is a possibility to trigger use of allocated memory after free, which can result it crashes, and potentially in overwrite of other memory chunks and RCE. This issue affects: code that uses FILTER_VALIDATE_FLOAT with min/max limits.
Solution(s)
rocky-upgrade-libziprocky-upgrade-libzip-debuginforocky-upgrade-libzip-debugsourcerocky-upgrade-libzip-develrocky-upgrade-libzip-toolsrocky-upgrade-libzip-tools-debuginforocky-upgrade-phprocky-upgrade-php-bcmathrocky-upgrade-php-bcmath-debuginforocky-upgrade-php-clirocky-upgrade-php-cli-debuginforocky-upgrade-php-commonrocky-upgrade-php-common-debuginforocky-upgrade-php-dbarocky-upgrade-php-dba-debuginforocky-upgrade-php-dbgrocky-upgrade-php-dbg-debuginforocky-upgrade-php-debuginforocky-upgrade-php-debugsourcerocky-upgrade-php-develrocky-upgrade-php-embeddedrocky-upgrade-php-embedded-debuginforocky-upgrade-php-enchantrocky-upgrade-php-enchant-debuginforocky-upgrade-php-ffirocky-upgrade-php-ffi-debuginforocky-upgrade-php-fpmrocky-upgrade-php-fpm-debuginforocky-upgrade-php-gdrocky-upgrade-php-gd-debuginforocky-upgrade-php-gmprocky-upgrade-php-gmp-debuginforocky-upgrade-php-intlrocky-upgrade-php-intl-debuginforocky-upgrade-php-jsonrocky-upgrade-php-json-debuginforocky-upgrade-php-ldaprocky-upgrade-php-ldap-debuginforocky-upgrade-php-mbstringrocky-upgrade-php-mbstring-debuginforocky-upgrade-php-mysqlndrocky-upgrade-php-mysqlnd-debuginforocky-upgrade-php-odbcrocky-upgrade-php-odbc-debuginforocky-upgrade-php-opcacherocky-upgrade-php-opcache-debuginforocky-upgrade-php-pdorocky-upgrade-php-pdo-debuginforocky-upgrade-php-pecl-apcurocky-upgrade-php-pecl-apcu-debuginforocky-upgrade-php-pecl-apcu-debugsourcerocky-upgrade-php-pecl-apcu-develrocky-upgrade-php-pecl-rrdrocky-upgrade-php-pecl-rrd-debuginforocky-upgrade-php-pecl-rrd-debugsourcerocky-upgrade-php-pecl-xdebugrocky-upgrade-php-pecl-xdebug-debuginforocky-upgrade-php-pecl-xdebug-debugsourcerocky-upgrade-php-pecl-xdebug3rocky-upgrade-php-pecl-xdebug3-debuginforocky-upgrade-php-pecl-xdebug3-debugsourcerocky-upgrade-php-pecl-ziprocky-upgrade-php-pecl-zip-debuginforocky-upgrade-php-pecl-zip-debugsourcerocky-upgrade-php-pgsqlrocky-upgrade-php-pgsql-debuginforocky-upgrade-php-processrocky-upgrade-php-process-debuginforocky-upgrade-php-snmprocky-upgrade-php-snmp-debuginforocky-upgrade-php-soaprocky-upgrade-php-soap-debuginforocky-upgrade-php-xmlrocky-upgrade-php-xml-debuginforocky-upgrade-php-xmlrpcrocky-upgrade-php-xmlrpc-debuginfo
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