Incorrect Calculation of Buffer Size Affecting InternationalColorConsortium/DemoIccMAX package, versions [,2.3.1.2)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-UNMANAGED-INTERNATIONALCOLORCONSORTIUMDEMOICCMAX-14908878
- published9 Jan 2026
- disclosed7 Jan 2026
- creditDavid Hoyt
Introduced: 7 Jan 2026
CVE-2026-21503 (opens in a new tab)How to fix?
Upgrade InternationalColorConsortium/DemoIccMAX to version 2.3.1.2 or higher.
Overview
Affected versions of this package are vulnerable to Incorrect Calculation of Buffer Size via the CIccTagSparseMatrixArray process. An attacker can cause application instability or a crash by triggering a null pointer to be passed to memcpy.