CVE-2026-34550 (GCVE-0-2026-34550)

Vulnerability from cvelistv5 – Published: 2026-03-31 22:12 – Updated: 2026-04-01 15:52
VLAI?
Title
iccDEV: UB at IccIO.cpp
Summary
iccDEV provides a set of libraries and tools for working with ICC color management profiles. Prior to version 2.3.1.6, there is an Undefined Behavior (UB) condition in IccProfLib/IccIO.cpp caused by an implicit conversion from a negative signed integer to size_t (unsigned), which changes the value. This issue has been patched in version 2.3.1.6.
Severity ?
6.2 (Medium)
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE
  • CWE-681 - Incorrect Conversion between Numeric Types
Assigner
References
Impacted products
Vendor Product Version
InternationalColorConsortium iccDEV Affected: < 2.3.1.6
Create a notification for this product.
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-34550",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-04-01T15:24:30.741063Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-04-01T15:52:34.312Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "iccDEV",
          "vendor": "InternationalColorConsortium",
          "versions": [
            {
              "status": "affected",
              "version": "\u003c 2.3.1.6"
            }
          ]
        }
      ],
      "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, there is an Undefined Behavior (UB) condition in IccProfLib/IccIO.cpp caused by an implicit conversion from a negative signed integer to size_t (unsigned), which changes the value. This issue has been patched in version 2.3.1.6."
        }
      ],
      "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"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-681",
              "description": "CWE-681: Incorrect Conversion between Numeric Types",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-03-31T22:12:29.295Z",
        "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
        "shortName": "GitHub_M"
      },
      "references": [
        {
          "name": "https://github.com/InternationalColorConsortium/iccDEV/security/advisories/GHSA-rmxp-pxf4-p7wm",
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://github.com/InternationalColorConsortium/iccDEV/security/advisories/GHSA-rmxp-pxf4-p7wm"
        },
        {
          "name": "https://github.com/InternationalColorConsortium/iccDEV/issues/718",
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/InternationalColorConsortium/iccDEV/issues/718"
        },
        {
          "name": "https://github.com/InternationalColorConsortium/iccDEV/pull/727",
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/InternationalColorConsortium/iccDEV/pull/727"
        }
      ],
      "source": {
        "advisory": "GHSA-rmxp-pxf4-p7wm",
        "discovery": "UNKNOWN"
      },
      "title": "iccDEV: UB at IccIO.cpp"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
    "assignerShortName": "GitHub_M",
    "cveId": "CVE-2026-34550",
    "datePublished": "2026-03-31T22:12:29.295Z",
    "dateReserved": "2026-03-30T16:31:39.264Z",
    "dateUpdated": "2026-04-01T15:52:34.312Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2026-34550",
      "date": "2026-04-14",
      "epss": "0.00015",
      "percentile": "0.03277"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2026-34550\",\"sourceIdentifier\":\"security-advisories@github.com\",\"published\":\"2026-03-31T23:17:09.933\",\"lastModified\":\"2026-04-01T14:23:37.727\",\"vulnStatus\":\"Undergoing Analysis\",\"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, there is an Undefined Behavior (UB) condition in IccProfLib/IccIO.cpp caused by an implicit conversion from a negative signed integer to size_t (unsigned), which changes the value. 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, existe una condici\u00f3n de Comportamiento Indefinido (UB) en IccProfLib/IccIO.cpp causada por una conversi\u00f3n impl\u00edcita de un entero con signo negativo a size_t (sin signo), lo que cambia el valor. Este problema ha sido parcheado en la versi\u00f3n 2.3.1.6.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"security-advisories@github.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H\",\"baseScore\":6.2,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":2.5,\"impactScore\":3.6}]},\"weaknesses\":[{\"source\":\"security-advisories@github.com\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-681\"}]}],\"references\":[{\"url\":\"https://github.com/InternationalColorConsortium/iccDEV/issues/718\",\"source\":\"security-advisories@github.com\"},{\"url\":\"https://github.com/InternationalColorConsortium/iccDEV/pull/727\",\"source\":\"security-advisories@github.com\"},{\"url\":\"https://github.com/InternationalColorConsortium/iccDEV/security/advisories/GHSA-rmxp-pxf4-p7wm\",\"source\":\"security-advisories@github.com\"}]}}"
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.