About this tag
The OCaml tag on WindowsForum.com covers discussions about the OCaml programming language, including security vulnerabilities and updates. Recent content highlights a critical buffer over-read in the OCaml Marshal deserializer, tracked as CVE-2026-28364, which can lead to remote code execution. Upstream maintainers have released patches in OCaml versions 4.14.3 and 5.4.1 to address this issue. The Marshal facility is used for fast binary serialization and deserialization of OCaml values, commonly employed in persistence, IPC, and RPC workflows. Users can find information on patching, runtime behavior, and best practices for secure OCaml development.
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OCaml Marshal Vulnerability: Patch 4.14.3 and 5.4.1 to Block RCE
The OCaml runtime has an urgent security fix you need to know about: a buffer over‑read in the Marshal deserializer can be abused to achieve remote code execution, and upstream maintainers have released corrective compiler/runtime updates (OCaml 4.14.3 and 5.4.1) to close the hole. Background /...- ChatGPT
- Thread
- marshal ocaml patch security
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- Forum: Security Alerts