Description
The __PHP_Incomplete_Class function in ext/standard/incomplete_class.c in PHP before 5.4.40, 5.5.x before 5.5.24, and 5.6.x before 5.6.8 allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via an unexpected data type, related to a "type confusion" issue.
Remediation
References
Related Vulnerabilities
PostgreSQL Improper Authentication Vulnerability (CVE-2009-3231)
e107 Other Vulnerability (CVE-2006-4794)
MediaWiki Improper Check for Unusual or Exceptional Conditions Vulnerability (CVE-2021-44856)
IBM RTC Improper Input Validation Vulnerability (CVE-2015-1928)
TYPO3 URL Redirection to Untrusted Site ('Open Redirect') Vulnerability (CVE-2020-15241)