Vigil@nce - PHP: NULL pointer dereference via Unserializing COM Objects
January 2019 by Vigil@nce
This bulletin was written by Vigil@nce : https://vigilance.fr/offer
SYNTHESIS OF THE VULNERABILITY
Impacted products: PHP.
Severity: 2/4.
Consequences: denial of service on service, denial of service on
client.
Provenance: document.
Confidence: confirmed by the editor (5/5).
Creation date: 21/11/2018.
DESCRIPTION OF THE VULNERABILITY
An attacker can force a NULL pointer to be dereferenced via
Unserializing COM Objects of PHP, in order to trigger a denial of
service.
ACCESS TO THE COMPLETE VIGIL@NCE BULLETIN
https://vigilance.fr/vulnerability/PHP-NULL-pointer-dereference-via-Unserializing-COM-Objects-27855