CVE-2026-21676

iccDEV has a Heap-based Buffer Overflow in its CIccMBB::Validate() function

State: Published
Severity: 8.8 High
Published: Jan 6, 2026
Updated: Jan 6, 2026
Reserved: Jan 2, 2026

Description

iccDEV provides a set of libraries and tools for working with ICC color management profiles. Versions 2.3.1 and below have a Heap-based Buffer Overflow in its CIccMBB::Validate function which checks tag data validity. This issue is fixed in version 2.3.1.1.

Scores

CVSS	Score	Vector	Source
3.1	8.8 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H	GitHub_M

Weaknesses

CWE-122 Heap-based Buffer Overflow

Affected Products

Product	Versions
iccDEVInternationalColorConsortium	< 2.3.1.1Affected

References

https://github.com/InternationalColorConsortium/iccDEV/security/advisories/GHSA-j5vv-p2hv-c392
https://github.com/InternationalColorConsortium/iccDEV/issues/215
https://github.com/InternationalColorConsortium/iccDEV/commit/e4c38a67d06073b38d58580b0cfc78ca61005f84

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