The vulnerability of the implementation of SplObjectStorage in ext/spl/spl_observer.c, the PHP interpreter, allows a hacker to trigger a service failure or execute arbitrary code.

The vulnerability of the SplObjectStorage service implementation in the ext/spl/splobserver.c file of the PHP interpreter arises due to the execution of operations beyond the memory buffer boundaries. Exploiting this vulnerability allows a malicious actor to execute arbitrary code or cause a...