CVE-2026-31792 in iccDEV
Summary
by MITRE • 03/10/2026
iccDEV provides a set of libraries and tools for working with ICC color management profiles. Prior to 2.3.1.5, there is a null pointer dereference in CIccTagXmlStruct::ParseTag() causing a segmentation fault or denial of service. This vulnerability is fixed in 2.3.1.5.
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Analysis
by VulDB Data Team • 03/14/2026
The vulnerability identified as CVE-2026-31792 affects the iccDEV color management library ecosystem, specifically targeting versions prior to 2.3.1.5. This library suite serves as a critical component for handling ICC color profiles across various digital imaging applications, making it a potential entry point for attackers seeking to disrupt color management workflows in professional imaging environments. The issue resides within the CIccTagXmlStruct::ParseTag() function which processes XML-based color profile structures, indicating a parsing flaw that could be exploited through malformed input data.
The technical flaw manifests as a null pointer dereference condition that occurs when the ParseTag() method attempts to access memory locations that have not been properly initialized or validated. This type of vulnerability falls under CWE-476 which specifically addresses null pointer dereference issues, representing a fundamental memory safety problem that can lead to application crashes or system instability. The segmentation fault that results from this condition disrupts normal application execution flow and can be leveraged by malicious actors to cause denial of service attacks against systems relying on iccDEV for color management operations.
From an operational perspective, this vulnerability presents significant risks to digital imaging workflows, particularly in professional environments where color accuracy is paramount. Attackers could exploit this flaw by submitting specially crafted ICC profiles or XML structures that trigger the null pointer dereference during parsing operations. The impact extends beyond simple application crashes to potentially disrupt entire color management pipelines in graphic design studios, print facilities, and digital media production environments where consistent color reproduction is critical for maintaining quality standards. Systems utilizing iccDEV for automated color profile processing would be particularly vulnerable to sustained denial of service attacks that could compromise production schedules and workflow integrity.
The remediation for this vulnerability requires immediate deployment of iccDEV version 2.3.1.5 or later, which includes proper null pointer validation within the CIccTagXmlStruct::ParseTag() function. Security teams should prioritize patching across all systems utilizing iccDEV libraries, particularly those in high-availability environments where color management services cannot afford disruption. Additionally, implementing input validation measures and sandboxing techniques for ICC profile processing can provide additional defense-in-depth layers. Organizations should also consider monitoring for suspicious profile loading activities and establishing automated alerting for segmentation fault occurrences that may indicate exploitation attempts. This vulnerability aligns with ATT&CK technique T1203 which involves exploiting software vulnerabilities to gain system access or cause service disruption, emphasizing the need for proactive vulnerability management and timely patch deployment across critical imaging infrastructure components.