{"id":"CVE-2026-21503","state":"PUBLISHED","title":"iccDEV has Undefined Behavior - Null Pointer Passed to memcpy() in CIccTagSparseMatrixArray","description":"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 has undefined behavior due to a null pointer passed to memcpy() in CIccTagSparseMatrixArray. This issue has been patched in version 2.3.1.2.","publishedAt":"2026-01-07T17:10:44.174Z","updatedAt":"2026-01-07T21:53:35.787Z","severity":{"score":6.1,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H","source":"GitHub_M"},"assigner":"GitHub_M","products":["InternationalColorConsortium iccDEV"],"affected":[{"vendor":"InternationalColorConsortium","product":"iccDEV","versions":[{"version":"< 2.3.1.2","status":"affected"}]}],"references":["https://github.com/InternationalColorConsortium/iccDEV/security/advisories/GHSA-h554-qrfh-53gx","https://github.com/InternationalColorConsortium/iccDEV/issues/367","https://github.com/InternationalColorConsortium/iccDEV/pull/417","https://github.com/InternationalColorConsortium/iccDEV/commit/55259a6395c4f6124b5d0e38469c77412926bd3d"],"weaknesses":["CWE-20","CWE-131","CWE-476","CWE-628"],"ingestedAt":"2026-10-29T20:11:10.572Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/21xxx/CVE-2026-21503.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-21503","state":"PUBLISHED","datePublished":"2026-01-07T17:10:44.174Z","dateUpdated":"2026-01-07T21:53:35.787Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2025-12-29T14:34:16.007Z"},"containers":{"cna":{"title":"iccDEV has Undefined Behavior - Null Pointer Passed to memcpy() in CIccTagSparseMatrixArray","descriptions":[{"lang":"en","value":"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 has undefined behavior due to a null pointer passed to memcpy() in CIccTagSparseMatrixArray. This issue has been patched in version 2.3.1.2."}],"affected":[{"vendor":"InternationalColorConsortium","product":"iccDEV","versions":[{"version":"< 2.3.1.2","status":"affected"}]}],"references":[{"url":"https://github.com/InternationalColorConsortium/iccDEV/security/advisories/GHSA-h554-qrfh-53gx","name":"https://github.com/InternationalColorConsortium/iccDEV/security/advisories/GHSA-h554-qrfh-53gx","tags":["x_refsource_CONFIRM"]},{"url":"https://github.com/InternationalColorConsortium/iccDEV/issues/367","name":"https://github.com/InternationalColorConsortium/iccDEV/issues/367","tags":["x_refsource_MISC"]},{"url":"https://github.com/InternationalColorConsortium/iccDEV/pull/417","name":"https://github.com/InternationalColorConsortium/iccDEV/pull/417","tags":["x_refsource_MISC"]},{"url":"https://github.com/InternationalColorConsortium/iccDEV/commit/55259a6395c4f6124b5d0e38469c77412926bd3d","name":"https://github.com/InternationalColorConsortium/iccDEV/commit/55259a6395c4f6124b5d0e38469c77412926bd3d","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":6.1,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"LOW","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-20","lang":"en","description":"CWE-20: Improper Input Validation","type":"CWE"}]},{"descriptions":[{"cweId":"CWE-131","lang":"en","description":"CWE-131: Incorrect Calculation of Buffer Size","type":"CWE"}]},{"descriptions":[{"cweId":"CWE-476","lang":"en","description":"CWE-476: NULL Pointer Dereference","type":"CWE"}]},{"descriptions":[{"cweId":"CWE-628","lang":"en","description":"CWE-628: Function Call with Incorrectly Specified Arguments","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2026-01-07T17:10:44.174Z"},"source":{"advisory":"GHSA-h554-qrfh-53gx","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-01-07T21:53:29.495355Z","id":"CVE-2026-21503","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-01-07T21:53:35.787Z"}}]}}}