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.
References (3)
Core 3
Core References
Issue Tracking
https://github.com/mm2/Little-CMS/issues/476
Scores
CVSS v3
7.3
EPSS
0.0034
EPSS Percentile
56.4%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
partial
Details
CWE
CWE-122
Status
published
Published
Apr 01, 2025
Tracked Since
Feb 18, 2026