OCaml Files

The core OCaml system: compilers, runtime system, base libraries

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Name	Modified	Size	InfoDownloads / Week
Parent folder
ocaml-5.5.2-full.tar.gz	2026-10-23	6.6 MB	1
ocaml-5.5.2.tar.gz	2026-10-23	5.0 MB	1
OCaml 5.5.2 source code.tar.gz	2026-10-23	5.0 MB	0
OCaml 5.5.2 source code.zip	2026-10-23	5.9 MB	1
README.md	2026-10-23	942 Bytes	0
Totals: 5 Items		22.6 MB	3

This patch release contains several security fixes:

Security fix OSEC-2026-21: Str.string_partial_match
Security fix OSEC-2026-22: potential overflow in data file inUnix.map_file
Security fix OSEC-2026-23: multiple issues in demarshaling
Security fix OSEC 2026-24: multiple issues in command quoting on Windows
Security fixOSEC-2026-25: runtime events library, harden decoding of events
Security fix OSEC-2026-26: runtime events library, maintain custom events cache integrity.

and four other safe and useful bugfixes

two miscompilation: with atomic loads, the other with immediate range patterns
macOS configuration: fix detection of function available in future versions
runtime events library, fix an infinite loop with user events

See detailed list of [changes](https://github.com/ocaml/ocaml/blob/5.5/Changes#7.

Source: README.md, updated 2026-10-23

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