VulnerabilityAnalyzed

CVE-2026-34534

Prior to version 2.3.1.6, a crafted ICC profile can trigger a heap-buffer-overflow (HBO) in CIccMpeSpectralMatrix::Describe().

MEDIUM 5.5EPSS 0.12%

Does this matter?

Lower severity and a low EPSS score (0.12%). Track it; it rarely justifies an emergency change on its own.

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 a heap-buffer-overflow (HBO) in CIccMpeSpectralMatrix::Describe(). The issue is observable under AddressSanitizer as an out-of-bounds heap read when running iccDumpProfile on a malicious profile. This issue has been patched in version 2.3.1.6.

CVSS 3.1: 5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
EPSS: 0.12% probability · 2th percentile
CISA KEV: Not listed
Weakness: CWE-122
Affected: color/iccdev
Source: security-advisories@github.com

References

https://github.com/InternationalColorConsortium/iccDEV/issues/665Issue Tracking
https://github.com/InternationalColorConsortium/iccDEV/pull/682Issue Tracking, Patch
https://github.com/InternationalColorConsortium/iccDEV/security/advisories/GHSA-7x9w-g476-wcc2Patch, Vendor Advisory

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.