CVE-2026-34550 iccDEV: UB at IccIO.cpp
An integer overflow in iccDEV can cause undefined behavior, potentially leading to denial of service in applications processing ICC profiles.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-34550?
CVE-2026-34550 is a medium-severity vulnerability in Color Iccdev, published on 31 Mar 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
iccDEV provides a set of libraries and tools for working with ICC color management profiles. Prior to version 2.3.1.6, there is an Undefined Behavior (UB) condition in IccProfLib/IccIO.cpp caused by an implicit conversion from a negative signed integer to size_t (unsigned), which changes the value. This issue has been patched in version 2.3.1.6.
Weakness: CWE-681
Which versions are affected by CVE-2026-34550?
It affects 1 product.
Products include Color Iccdev.
How do I fix CVE-2026-34550?
No fix has been published for CVE-2026-34550 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-34550 being exploited?
There is no known exploitation of CVE-2026-34550 in the wild and no public exploit code.
Other vulnerabilities in Color Iccdev
- CVE-2026-21675 iccDEV has a Use After Free vulnerability in CIccCmm class via improper hint manager object deletion
- CVE-2026-24405 iccDEV has Heap Buffer Overflow in CIccMpeCalculator::Read()
- CVE-2026-24406 iccDEV has Heap Buffer Overflow in CIccTagNamedColor2::SetSize()
- CVE-2026-24412 iccDEV has Heap Buffer Overflow in icCurvesFromXml()
- CVE-2026-22861 iccDEV has a heap-buffer-overflow in SIccCalcOp::Describe() at IccProfLib/IccMpeCalc.cpp
Sources
Also known as GHSA-rmxp-pxf4-p7wm.