{"id":"CVE-2026-21503","summary":"iccDEV has Undefined Behavior - Null Pointer Passed to memcpy() in CIccTagSparseMatrixArray","details":"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.","aliases":["GHSA-h554-qrfh-53gx"],"modified":"2026-08-12T15:32:48.463878Z","published":"2026-01-07T17:10:44.174Z","database_specific":{"cna_assigner":"GitHub_M","cwe_ids":["CWE-131","CWE-20","CWE-476","CWE-628"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/21xxx/CVE-2026-21503.json"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/21xxx/CVE-2026-21503.json"},{"type":"ADVISORY","url":"https://github.com/InternationalColorConsortium/iccDEV/security/advisories/GHSA-h554-qrfh-53gx"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-21503"},{"type":"REPORT","url":"https://github.com/InternationalColorConsortium/iccDEV/issues/367"},{"type":"FIX","url":"https://github.com/InternationalColorConsortium/iccDEV/commit/55259a6395c4f6124b5d0e38469c77412926bd3d"},{"type":"FIX","url":"https://github.com/InternationalColorConsortium/iccDEV/pull/417"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/internationalcolorconsortium/iccdev","events":[{"introduced":"0"},{"fixed":"ad159eb00bf46fa17496a0f8c4cb49de8918062c"},{"fixed":"55259a6395c4f6124b5d0e38469c77412926bd3d"}],"database_specific":{"cpe":"cpe:2.3:a:color:iccdev:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"0"},{"fixed":"2.3.1.2"}],"source":["CPE_RANGE","REFERENCES"]}}],"versions":["v2.3.1.1","v2.3.1","v2.2.6"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-21503.json","vanir_signatures_modified":"2026-08-12T15:32:48Z","vanir_signatures":[{"source":"https://github.com/internationalcolorconsortium/iccdev/commit/55259a6395c4f6124b5d0e38469c77412926bd3d","target":{"file":"IccProfLib/IccTagBasic.cpp"},"deprecated":false,"digest":{"line_hashes":["77742519253467494141106270772430274955","104976832134549874117885298294176292236","248265775940807678914709783162421697993","216509811781978474857412522831398038470","282255529527502962806098595691843775016","196596749584348288578899470257236672350","277757483782243743038040622904940152430","334442875424817170300557936099790028148"],"threshold":0.9},"id":"CVE-2026-21503-0a742e6c","signature_type":"Line","signature_version":"v1"},{"deprecated":false,"digest":{"function_hash":"178756663165886709846819872257113824596","length":405},"id":"CVE-2026-21503-a6f2d5fe","signature_type":"Function","signature_version":"v1","source":"https://github.com/internationalcolorconsortium/iccdev/commit/55259a6395c4f6124b5d0e38469c77412926bd3d","target":{"file":"IccProfLib/IccTagBasic.cpp","function":"operator="}},{"deprecated":false,"digest":{"function_hash":"169253269832312851475469207720619120076","length":3879},"id":"CVE-2026-21503-bdb73dc2","signature_type":"Function","signature_version":"v1","source":"https://github.com/internationalcolorconsortium/iccdev/commit/55259a6395c4f6124b5d0e38469c77412926bd3d","target":{"file":"IccProfLib/IccTagBasic.cpp","function":"CIccTagSparseMatrixArray::Read"}}]}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H"}]}