CVE-2026-21485 iccDEV Undefined Behavior (UB) and Out of Memory in CIccProfile::LoadTag()
Attackers can trigger undefined behavior and out-of-memory errors in iccDEV libraries, potentially causing crashes or code execution.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-21485?
CVE-2026-21485 is a high-severity memory corruption vulnerability in Color Iccdev, published on 6 Jan 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
iccDEV provides a set of libraries and tools for working with ICC color management profiles. Versions 2.3.1.1 and below are prone to have Undefined Behavior (UB) and Out of Memory errors. This issue is fixed in version 2.3.1.2.
Weakness: CWE-476, CWE-400, CWE-787, CWE-20, CWE-190, CWE-1284, CWE-125
Which versions are affected by CVE-2026-21485?
It affects 1 product.
Products include Color Iccdev.
How do I fix CVE-2026-21485?
No fix has been published for CVE-2026-21485 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2026-21485 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-21485 exists.
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-chp2-4gv5-2432.