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CVE-2025-29069

Description

A heap buffer overflow vulnerability has been identified in the lcms2-2.16. The vulnerability exists in the UnrollChunkyBytes function in cmspack.c, which is responsible for handling color space transformations. NOTE: this is disputed by the Supplier because the finding identified a bug in a third-party calling program, not in lcms.

POC

Reference

- https://github.com/mm2/Little-CMS/issues/476

- https://github.com/mm2/Little-CMS/issues/476#issuecomment-2696670843

- https://github.com/mm2/Little-CMS/issues/476#issuecomment-2770644813

Github

- https://github.com/fkie-cad/nvd-json-data-feeds