CVE-2026-34539 in InternationalColorConsortium iccDEVinfo

Summary

iccDEV provides a set of libraries and tools for working with ICC color management profiles. Prior to version 2.3.1.6, a crafted ICC profile and TIFF input can trigger a heap-buffer-overflow (HBO) in CTiffImg::WriteLine(). The issue is observable under AddressSanitizer as an out-of-bounds heap read when running iccSpecSepToTiff on a malicious .icc + .tif pair, leading to a crash during TIFF strip writing. This issue has been patched in version 2.3.1.6.

Responsible

GitHub_M

Reservation

03/30/2026

Disclosure

04/01/2026

Entries

VulDB provides additional information and datapoints for this CVE:

IDVulnerabilityCWEExpCouCVE
354573InternationalColorConsortium iccDEV ICC Color Profile WriteLine heap-based overflow122Not definedOfficial fixCVE-2026-34539

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