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CVE-2025-29070

Description

A heap buffer overflow vulnerability has been identified in thesmooth2() in cmsgamma.c in lcms2-2.16 which allows a remote attacker to cause a denial of service. NOTE: the Supplier disputes this because "this is not exploitable as this function is never called on normal color management, is there only as a helper for low-level programming and investigation."

POC

Reference

- https://github.com/mm2/Little-CMS/issues/475

- https://github.com/mm2/Little-CMS/issues/475#issuecomment-2696785063

Github

- https://github.com/11notes/docker-paperless-ngx