DescriptionBuffer underflow in the PHP_FILTER_TRIM_DEFAULT macro in the filtering extension (ext/filter) in PHP 5.2.0 allows context-dependent attackers to execute arbitrary code by calling filter_var with certain modes such as FILTER_VALIDATE_INT, which causes filter to write a null byte in whitespace that precedes the buffer.
Overall state of this security issue: Resolved
This issue is currently rated as having important severity.
|National Vulnerability Database|
- SUSE-SA:2007:032, published Wed, 23 May 2007 12:00:00 +0000