InternationalColorConsortium iccDEV 2.3.1.1/2.3.1.2/2.3.1.3/2.3.1.4/2.3.1.5 ICC Color Profile Describe heap-based overflow

Summaryinfo

A vulnerability was found in InternationalColorConsortium iccDEV. It has been classified as critical. The affected element is the function CIccMpeSpectralMatrix::Describe of the component ICC Color Profile Handler. The manipulation leads to heap-based overflow. This vulnerability is traded as CVE-2026-34534. It is possible to initiate the attack remotely. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in InternationalColorConsortium iccDEV and classified as critical. This issue affects the function CIccMpeSpectralMatrix::Describe of the component ICC Color Profile Handler. The manipulation with an unknown input leads to a heap-based overflow vulnerability. Using CWE to declare the problem leads to CWE-122. A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc(). Impacted is availability. The summary by CVE is:

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.

The advisory is shared at github.com. The identification of this vulnerability is CVE-2026-34534 since 03/30/2026. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. Technical details are known, but no exploit is available.

Upgrading to version 2.3.1.6 eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

• InternationalColorConsortium

Name

• iccDEV

Version

• 2.3.1.1
• 2.3.1.2
• 2.3.1.3
• 2.3.1.4
• 2.3.1.5

Website

• Product: https://github.com/InternationalColorConsortium/iccDEV/

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Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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