{"id":"CVE-2024-56319","details":"In Matter (aka connectedhomeip or Project CHIP) through 1.4.0.0 before e3277eb, unlimited user label appends in a userlabel cluster can lead to a denial of service (resource exhaustion).","modified":"2026-08-12T15:31:52.061790Z","published":"2024-12-18T00:00:00Z","database_specific":{"cna_assigner":"mitre","cwe_ids":["CWE-770"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/56xxx/CVE-2024-56319.json","unresolved_ranges":[{"extracted_events":[{"fixed":"e3277eb"}],"source":"AFFECTED_FIELD"},{"extracted_events":[{"fixed":"e3277eb"}],"source":"DESCRIPTION"}]},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/56xxx/CVE-2024-56319.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-56319"},{"type":"REPORT","url":"https://github.com/project-chip/connectedhomeip/issues/36760"},{"type":"FIX","url":"https://github.com/project-chip/connectedhomeip/commit/e3277eb02ed8115de5887e8beca0e35007ba71f3"},{"type":"FIX","url":"https://github.com/project-chip/connectedhomeip/pull/36843"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/project-chip/connectedhomeip","events":[{"introduced":"0"},{"fixed":"43aa98c2d30ee547c6b587b9de7bbb794f175ece"},{"fixed":"e3277eb02ed8115de5887e8beca0e35007ba71f3"}],"database_specific":{"extracted_events":[{"introduced":"0"},{"fixed":"1.4.0.0"}],"source":["DESCRIPTION","REFERENCES"]}}],"versions":["v1.2.0.1","v1.3.0.0","TE_24_01/rc1","v1.2.0.0","TH-Matter-1.2","SVE_23_09/rc1","v1.1.0.1","v1.1.0.0","SVE_23_03/rc2","SVE_23_03/rc1","TE_23_02/rc2","TE_23_02/rc1","v1.0.0.2","V1.0.0.1","TE9","TE8/rc3","TE8/rc2","TE8/rc1","test_event_4_2021_07_06","test_event_3_2021_06_03","test_event_3_2021_06_01","test_event_3_2012_04_21","test_event_2_2012_04_22","test_event_2_2012_04_21","test_event_2_2012_04_19","test_event_1_2012_03_05","v2021_02_10-alpha","v2021_02_02-alpha","v2021_01_27-alpha"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-56319.json","vanir_signatures_modified":"2026-08-12T15:31:52Z","vanir_signatures":[{"digest":{"line_hashes":["274979859381224071766534251977082961610","76670136514562615793437095870430074797","198203288176832173510933779414057668246","200934772411980890707925581386763924632","154253142573653093311960595330795857076"],"threshold":0.9},"id":"CVE-2024-56319-345f1806","signature_type":"Line","signature_version":"v1","source":"https://github.com/project-chip/connectedhomeip/commit/e3277eb02ed8115de5887e8beca0e35007ba71f3","target":{"file":"src/platform/DeviceInfoProvider.cpp"},"deprecated":false},{"signature_version":"v1","source":"https://github.com/project-chip/connectedhomeip/commit/e3277eb02ed8115de5887e8beca0e35007ba71f3","target":{"file":"src/platform/DeviceInfoProvider.cpp","function":"DeviceInfoProvider::AppendUserLabel"},"deprecated":false,"digest":{"function_hash":"252041815894719736757532298785361311032","length":252},"id":"CVE-2024-56319-4b554219","signature_type":"Function"},{"source":"https://github.com/project-chip/connectedhomeip/commit/43aa98c2d30ee547c6b587b9de7bbb794f175ece","target":{"file":"src/platform/ESP32/ConfigurationManagerImpl.cpp"},"deprecated":false,"digest":{"threshold":0.9,"line_hashes":["10914484396529890614862958618586276642","15556846030561399203845313242997755120","132238975706345797081838961486091633436","162092063713916714010188393539688103404","110727327429346046373395458059548612709"]},"id":"CVE-2024-56319-4d1af1f5","signature_type":"Line","signature_version":"v1"},{"digest":{"line_hashes":["262590375615370306282283240500013164873","306492425597676737952160135003560418922","210056201948984650332561026685601642323","188959626759016752050347294467993822603","54959768588438366669785620345793695150","100354885865924945642862212764553257232","88988577723611573100389811662833451155"],"threshold":0.9},"id":"CVE-2024-56319-63bbf9b9","signature_type":"Line","signature_version":"v1","source":"https://github.com/project-chip/connectedhomeip/commit/43aa98c2d30ee547c6b587b9de7bbb794f175ece","target":{"file":"src/platform/ESP32/nimble/BLEManagerImpl.cpp"},"deprecated":false},{"deprecated":false,"digest":{"line_hashes":["254065092782683959562106826029491668853","157303372587191355698707652722272234492","73855282504442410241031297073166812724","308787766795530858984041756622439387598","240199258269686967681970961699231535059","224601829990959705522627067047702248248","128206547482550248812265397428866108613","304038845803326732028424872839848327314","90065420893942170477090140449533964720","177255599875748510116158569938485068028","60074632605672314165726005829549386078","291076950096347207641768712205229333886","108071126571248915821445459341842497449","132296518656652197495350330570392493140"],"threshold":0.9},"id":"CVE-2024-56319-651e4ca7","signature_type":"Line","signature_version":"v1","source":"https://github.com/project-chip/connectedhomeip/commit/43aa98c2d30ee547c6b587b9de7bbb794f175ece","target":{"file":"examples/platform/esp32/common/Esp32AppServer.cpp"}}]}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}