{"document":{"category":"csaf_vex","csaf_version":"2.0","title":"CVE-2026-35505: OFFIS DCMTK Toolkit Missing Release of Memory after Effective Lifetime","publisher":{"category":"vendor","name":"HarborGuard Database","namespace":"https://database.harborguard.co"},"tracking":{"id":"CVE-2026-35505","status":"final","version":"1","initial_release_date":"2026-06-30T21:09:46.797Z","current_release_date":"2026-06-30T21:09:46.797Z","revision_history":[{"date":"2026-06-30T21:09:46.797Z","number":"1","summary":"Initial machine-readable export from HarborGuard."}]},"distribution":{"tlp":{"label":"WHITE"},"text":"Public CVE data; freely redistributable."},"notes":[{"category":"description","text":"An unauthenticated remote attacker can repeatedly send crafted connection requests to leak memory. In single-process deployments the memory grows until the service is killed and the port stops responding until restart.","title":"CVE description"}],"references":[{"category":"self","summary":"CVE-2026-35505 on HarborGuard Database","url":"https://database.harborguard.co/cve/CVE-2026-35505"},{"category":"external","summary":"CVE Record","url":"https://www.cve.org/CVERecord?id=CVE-2026-35505"},{"category":"external","summary":"github.com","url":"https://github.com/DCMTK/dcmtk/releases/tag/latest"},{"category":"external","summary":"cisa.gov","url":"https://www.cisa.gov/news-events/ics-medical-advisories/icsma-26-181-01"},{"category":"external","summary":"github.com","url":"https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsma-26-181-01.json"}]},"product_tree":{"branches":[{"category":"vendor","name":"OFFIS DICOM","branches":[{"category":"product_name","name":"DCMTK Toolkit","branches":[{"category":"product_version_range","name":"<=3.7.0","product":{"name":"OFFIS DICOM DCMTK Toolkit <=3.7.0","product_id":"CSAFPID-1","product_identification_helper":{"cpe":"cpe:2.3:a:offis_dicom:dcmtk_toolkit:*:*:*:*:*:*:*:*"}}}]}]}]},"vulnerabilities":[{"cve":"CVE-2026-35505","title":"OFFIS DCMTK Toolkit Missing Release of Memory after Effective Lifetime","notes":[{"category":"description","text":"An unauthenticated remote attacker can repeatedly send crafted connection requests to leak memory. In single-process deployments the memory grows until the service is killed and the port stops responding until restart.","title":"CVE description"}],"product_status":{"known_affected":["CSAFPID-1"]},"scores":[{"cvss_v4":{"version":"4.0","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","baseScore":8.7,"baseSeverity":"HIGH"},"products":["CSAFPID-1"]}],"remediations":[{"category":"none_available","details":"No fixed version is published yet. Monitor the upstream advisory.","product_ids":["CSAFPID-1"]}]}]}