CVE-2026-21687
Undefined Behavior in iccDEV CIccTagCurve Constructor Prior to
Publication date: 2026-01-07
Last updated on: 2026-01-07
Assigner: GitHub, Inc.
Description
Description
CVSS Scores
EPSS Scores
| Probability: | |
| Percentile: |
Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| unknown_vendor | iccdev | to 2.3.1.2 (exc) |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-20 | The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. |
| CWE-758 | The product uses an API function, data structure, or other entity in a way that relies on properties that are not always guaranteed to hold for that entity. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability is an Undefined Behavior issue in the constructor `CIccTagCurve::CIccTagCurve()` of the iccDEV library versions prior to 2.3.1.2. It affects the processing of ICC color profiles by the library, potentially causing unexpected or unsafe behavior when handling these profiles.
How can this vulnerability impact me? :
The vulnerability can impact users by causing undefined behavior during the processing of ICC color profiles, which may lead to denial of service or other disruptions. According to the CVSS score, it has a high impact on availability (A:H) but does not affect confidentiality or integrity.
What immediate steps should I take to mitigate this vulnerability?
Update the iccDEV library to version 2.3.1.2 or later, as this version contains the patch for the vulnerability. No known workarounds are available.