CVE-2012-0839: Inria Ocaml

Medium severity, CVSS 5.0. EPSS: 2.7% chance of exploitation in the next 30 days.

OCaml 3.12.1 and earlier computes hash values without restricting the ability to trigger hash collisions predictably, which allows context-dependent attackers to cause a denial of service (CPU consumption) via crafted input to an application that maintains a hash table.

Affected products

• Inria Ocaml: up to and including 3.12.1; version 1.07 only; version 2.02 only; version 2.04 only; version 2.99 only; version 3.00 only; …

Published 2012-02-08. Last modified 2026-06-16.