InternationalColorConsortium iccDEV 2.3.1.1 GetText heap-based overflow

CVSS Meta Temp Score
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CTI Interest Score
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8.2$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in InternationalColorConsortium iccDEV. The affected element is the function CIccLocalizedUnicode::GetText. Such manipulation leads to heap-based overflow. This vulnerability is referenced as CVE-2026-21679. It is possible to launch the attack remotely. No exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, has been found in InternationalColorConsortium iccDEV. Affected by this issue is the function CIccLocalizedUnicode::GetText. 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 confidentiality, integrity, and availability. CVE summarizes:

iccDEV provides a set of libraries and tools that allow for the interaction, manipulation, and application of ICC color management profiles. Prior to version 2.3.1.2, iccDEV is vulnerable to heap-buffer-overflow in CIccLocalizedUnicode::GetText(). This issue has been patched in version 2.3.1.2.

The advisory is available at github.com. This vulnerability is handled as CVE-2026-21679 since 01/02/2026. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. Technical details are known, but there is no available exploit.

Upgrading to version 2.3.1.2 eliminates this vulnerability. Applying the patch 2eb25ab95f0db7664ec3850390b6f89e302e7039 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.

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Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.3
VulDB Meta Temp Score: 8.2

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔒

CNA Base Score: 8.8
CNA Vector (GitHub_M): 🔒

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Heap-based overflow
CWE: CWE-122 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: iccDEV 2.3.1.2
Patch: 2eb25ab95f0db7664ec3850390b6f89e302e7039

Timelineinfo

01/02/2026 CVE reserved
01/07/2026 +5 days Advisory disclosed
01/07/2026 +0 days VulDB entry created
01/09/2026 +2 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: 328
Status: Confirmed

CVE: CVE-2026-21679 (🔒)
GCVE (CVE): GCVE-0-2026-21679
GCVE (VulDB): GCVE-100-339950

Entryinfo

Created: 01/07/2026 22:27
Updated: 01/09/2026 23:50
Changes: 01/07/2026 22:27 (67), 01/09/2026 23:50 (11)
Complete: 🔍
Cache ID: 216::103

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