CVE-2013-4635: PHP

Medium severity, CVSS 5.0. EPSS: 4.2% chance of exploitation in the next 30 days.

Integer overflow in the SdnToJewish function in jewish.c in the Calendar component in PHP before 5.3.26 and 5.4.x before 5.4.16 allows context-dependent attackers to cause a denial of service (application hang) via a large argument to the jdtojewish function.

Affected products

• PHP PHP: up to and including 5.3.25; version 1.0 only; version 2.0 only; version 2.0b10 only; version 3.0 only; version 3.0.1 only; …

Published 2013-06-21. Last modified 2026-06-16.