What’s Vulnerable › Vulnerabilities

CVE-2026-34542: iccDEV: SBO in CIccCalculatorFunc::Apply()

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2026-03-31 · updated 2026-06-17
• Weakness: CWE-121

Description

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 can trigger a stack-buffer-overflow (SBO) in CIccCalculatorFunc::Apply() when processed via iccApplyNamedCmm. Under AddressSanitizer, the failure is reported as a 4-byte write stack-buffer-overflow in IccProfLib/IccMpeCalc.cpp:3873, reachable through the MPE calculator / curve set initialization path. This issue has been patched in version 2.3.1.6.

Affected products

• InternationalColorConsortium iccDEV: before 2.3.1.6 — fixed in 2.3.1.6

How to fix

Upgrade to a fixed version: InternationalColorConsortium iccDEV 2.3.1.6. Check the vendor advisory for mitigations.

References

• https://github.com/InternationalColorConsortium/iccDEV/issues/678
• https://github.com/InternationalColorConsortium/iccDEV/pull/694
• https://github.com/InternationalColorConsortium/iccDEV/security/advisories/GHSA-6749-6859-wf96

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