{"schema":"threatline.record/2","record":{"id":"CVE-2026-112279","aliases":[],"summary":"rdesktop through 1.9.0 Heap Out-of-Bounds Read via process_bmpcache2","details":"rdesktop through 1.9.0 contains a heap out-of-bounds read vulnerability in process_bmpcache2() in orders.c that allows malicious RDP servers to crash clients via crafted revision-2 bitmap cache orders. Attackers can send an uncompressed order with large width/height or an underflowing mode nibble and short payload, causing memcpy() reads past the receive buffer and denial of service.","categories":["Unclassified"],"product":"rdesktop","vendor":"rdesktop","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-112279","source_modified_at":"2026-10-19T17:56:06.184Z","fetched_at":"2026-10-23T18:45:31.882637Z","product":"rdesktop","vendor":"rdesktop","versions":[{"version":"0","lessThanOrEqual":"1.9.0","status":"affected","versionType":"custom"}],"defaultStatus":"unaffected"}],"fixed_versions":[],"cvss":7.1,"severity":"High","kev":{"listed":false},"epss":{"probability":0.0031,"percentile":0.22674,"score_date":"2026-10-23"},"published_at":"2026-10-19T13:55:24.937Z","modified_at":"2026-10-19T17:56:06.184Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-112279","fetched_at":"2026-10-23T18:45:31.882637Z","source_modified_at":"2026-10-19T17:56:06.184Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-112279","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://hackmd.io/@haindpwn/rdesktop-bitmap-decompress-oob-read","tags":["exploit"]},{"source":"CVE List","url":"https://github.com/rdesktop/rdesktop/issues/436","tags":["issue-tracking"]},{"source":"CVE List","url":"https://github.com/rdesktop/rdesktop/pull/437","tags":["patch","issue-tracking"]},{"source":"CVE List","url":"https://github.com/rdesktop/rdesktop/blob/v1.9.0/orders.c","tags":["technical-description"]},{"source":"CVE List","url":"https://www.vulncheck.com/advisories/rdesktop-through-1.9.0-heap-out-of-bounds-read-via-process-bmpcache2","tags":["third-party-advisory"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"poc","automatable":"no","technical_impact":"partial","assessed_at":"2026-10-19T17:55:41.199632Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-10-19T17:56:06.184Z","content_hash":"26dc2bec49c29b82854a400f6d82039ce1f75683989451ff6e9373ec242da63e"}}