Ocaml

This hub aggregates every CVE we track for Ocaml, a product in the oss libraries space. Use it to gauge the current risk picture and drill into individual advisories.

Severity distribution

Monthly trend

The 7 most recently published vulnerabilities affecting Ocaml.

• CVE-2026-34353In OCaml through 4.14.3, Bigarray.reshape allows an integer overflow, and resultant reading of arbitrary memory, when untrusted data is processed.5.9Mar 27, 2026
• CVE-2026-28364In OCaml before 4.14.3 and 5.x before 5.4.1, a buffer over-read in Marshal deserialization (runtime/intern.c) enables remote code execution through a multi-phase attack chain. The vulnerability ste...7.9Feb 27, 2026
• CVE-2018-9838The caml_ba_deserialize function in byterun/bigarray.c in the standard library in OCaml 4.06.0 has an integer overflow which, in situations where marshalled data is accepted from an untrusted sourc...9.8Apr 6, 2018
• CVE-2017-9779OCaml compiler allows attackers to have unspecified impact via unknown vectors, a similar issue to CVE-2017-9772 "but with much less impact."7.8Sep 7, 2017
• CVE-2017-9772Insufficient sanitisation in the OCaml compiler versions 4.04.0 and 4.04.1 allows external code to be executed with raised privilege in binaries marked as setuid, by setting the CAML_CPLUGINS, CAML...9.8Jun 23, 2017
• CVE-2015-8869OCaml before 4.03.0 does not properly handle sign extensions, which allows remote attackers to conduct buffer overflow attacks or obtain sensitive information as demonstrated by a long string to th...9.1Jun 13, 2016
• CVE-2012-0839OCaml 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 cons...5.0Feb 8, 2012