Vulnerability 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 Undefined Behavior (UB) in CIccOpDefEnvVar::Exec() due to invalid enum values being loaded for icSigCmmEnvVar. The issue is observable under UBSan as a “load of value … not a valid value for type icSigCmmEnvVar”, indicating an invalid enum/type value being consumed during ICC profile processing. This issue has been patched in version 2.3.1.6.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Color | Iccdev | < 2.3.1.6 |
Related Weaknesses (CWE)
References
- https://github.com/InternationalColorConsortium/iccDEV/issues/670Issue TrackingExploit
- https://github.com/InternationalColorConsortium/iccDEV/pull/685Issue TrackingPatch
- https://github.com/InternationalColorConsortium/iccDEV/security/advisories/GHSA-PatchVendor Advisory
FAQ
What is CVE-2026-34537?
CVE-2026-34537 is a vulnerability with a CVSS score of 6.2 (MEDIUM). 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 Undefined Behavior (UB) in CIccOpDefEnvVar::Exe...
How severe is CVE-2026-34537?
CVE-2026-34537 has been rated MEDIUM with a CVSS base score of 6.2/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-34537?
Check the references section above for vendor advisories and patch information. Affected products include: Color Iccdev.