{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-34533", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-03-30T16:03:31.048Z", "datePublished": "2026-03-31T21:56:28.390Z", "dateUpdated": "2026-03-31T21:56:28.390Z"}, "containers": {"cna": {"title": "iccDEV: UB in CIccCalculatorFunc::ApplySequence()", "problemTypes": [{"descriptions": [{"cweId": "CWE-758", "lang": "en", "description": "CWE-758: Reliance on Undefined, Unspecified, or Implementation-Defined Behavior", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 6.2, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}}], "references": [{"name": "https://github.com/InternationalColorConsortium/iccDEV/security/advisories/GHSA-8jj3-77m7-c3pq", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/InternationalColorConsortium/iccDEV/security/advisories/GHSA-8jj3-77m7-c3pq"}, {"name": "https://github.com/InternationalColorConsortium/iccDEV/issues/664", "tags": ["x_refsource_MISC"], "url": "https://github.com/InternationalColorConsortium/iccDEV/issues/664"}, {"name": "https://github.com/InternationalColorConsortium/iccDEV/pull/681", "tags": ["x_refsource_MISC"], "url": "https://github.com/InternationalColorConsortium/iccDEV/pull/681"}], "affected": [{"vendor": "InternationalColorConsortium", "product": "iccDEV", "versions": [{"version": "< 2.3.1.6", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-03-31T21:56:28.390Z"}, "descriptions": [{"lang": "en", "value": "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 Undefined Behavior (UB) in CIccCalculatorFunc::ApplySequence() due to invalid enum values being loaded for icChannelFuncSignature. The issue is observable under UBSan as a \u201cload of value \u2026 not a valid value for type icChannelFuncSignature\u201d, indicating a type/enum value confusion scenario during ICC profile processing. This issue has been patched in version 2.3.1.6."}], "source": {"advisory": "GHSA-8jj3-77m7-c3pq", "discovery": "UNKNOWN"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "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 Undefined Behavior (UB) in CIccCalculatorFunc::ApplySequence() due to invalid enum values being loaded for icChannelFuncSignature. The issue is observable under UBSan as a \u201cload of value \u2026 not a valid value for type icChannelFuncSignature\u201d, indicating a type/enum value confusion scenario during ICC profile processing. This issue has been patched in version 2.3.1.6."}, {"lang": "es", "value": "iccDEV proporciona un conjunto de bibliotecas y herramientas para trabajar con perfiles de gesti\u00f3n de color ICC. Antes de la versi\u00f3n 2.3.1.6, un perfil ICC manipulado puede desencadenar Comportamiento Indefinido (UB) en CIccCalculatorFunc::ApplySequence() debido a la carga de valores de enumeraci\u00f3n (enum) no v\u00e1lidos para icChannelFuncSignature. El problema es observable bajo UBSan como una 'carga de valor... no es un valor v\u00e1lido para el tipo icChannelFuncSignature', lo que indica un escenario de confusi\u00f3n de valores de tipo/enumeraci\u00f3n (enum) durante el procesamiento de perfiles ICC. Este problema ha sido parcheado en la versi\u00f3n 2.3.1.6."}], "id": "CVE-2026-34533", "lastModified": "2026-04-01T14:23:37.727", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 6.2, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 2.5, "impactScore": 3.6, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2026-03-31T22:16:20.637", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/InternationalColorConsortium/iccDEV/issues/664"}, {"source": "security-advisories@github.com", "url": "https://github.com/InternationalColorConsortium/iccDEV/pull/681"}, {"source": "security-advisories@github.com", "url": "https://github.com/InternationalColorConsortium/iccDEV/security/advisories/GHSA-8jj3-77m7-c3pq"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Undergoing Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-758"}], "source": "security-advisories@github.com", "type": "Primary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,2.3.1.6)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "iccDEV", "source": "cna", "vendor": "InternationalColorConsortium"}, "product": "iccdev", "vendor": "internationalcolorconsortium"}], "analysis": {"en": {"generated_at": "2026-04-01T06:02:42.128503+00:00", "value": {"mitigation_remediation": ["Update iccDEV to version 2.3.1.6 or later", "If an upgrade is not possible, restrict or filter ICC profiles that are loaded by the application", "Use the vendor\u2019s security advisories (GHSA\u20118jj3\u201177m7\u2011c3pq) to stay informed about the fix", "Monitor for crash logs or UBSan warnings indicating the undefined behavior has been triggered"], "summary": {"action": "Apply patch", "impact": "Undefined behaviour that can destabilize ICC profile processing and potentially expose attacks"}, "threat_synthesis": {"affected_systems": "This flaw affects the International Color Consortium\u2019s iccDEV suite for all versions released before 2.3.1.6. A user who loads a malicious or malformed ICC profile\u2014such as one that has been specially crafted to exploit the enum mishandling\u2014would trigger the undefined behavior.", "description_and_impact": "A vulnerability exists in the iccDEV library, wherein the function CIccCalculatorFunc::ApplySequence() can perform undefined behavior when processing an ICC profile that contains invalid enum values for icChannelFuncSignature. Because the library interprets these values incorrectly, the program may crash or behave unpredictably during color profile calculation. The underlying weakness is a type/enum value confusion, classified as CWE-758.", "risk_and_exploitability": "The CVSS base score is 6.2, indicating medium severity. No EPSS score is reported, and the vulnerability is not currently listed in the CISA Known Exploited Vulnerabilities catalog, suggesting that widespread exploitation has not been observed. Attackers could potentially cause a denial\u2011of\u2011service or, if additional vulnerabilities exist, execute arbitrary code by feeding the affected software with a crafted ICC profile. The risk is primarily through any application that automatically consumes ICC profiles, so the attack vector is inferred to be local or remote file upload, depending on the context of the consuming software."}}}}, "created": "2026-04-02T07:51:59.858397+00:00", "updated": "2026-04-02T20:10:20.176183+00:00", "vendors": ["internationalcolorconsortium", "internationalcolorconsortium$PRODUCT$iccdev"]}