{"schema":"threatline.record/2","record":{"id":"CVE-2026-110603","aliases":[],"summary":"LASzip through 3.5.0 Invalid Free via Truncated VLR Header in laszip_read_header","details":"LASzip through 3.5.0 contains an invalid free vulnerability in laszip_read_header() that allows attackers to free uninitialized heap pointers via truncated variable length record data. Attackers can supply a crafted LAS/LAZ file with an inflated VLR count that, when opened and destroyed through the C API, crashes the process and corrupts the heap.","categories":["Unclassified"],"product":"LASzip","vendor":"rapidlasso","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-110603","source_modified_at":"2026-10-16T17:16:44.388Z","fetched_at":"2026-10-23T18:48:36.087640Z","product":"LASzip","vendor":"rapidlasso","versions":[{"version":"0","lessThanOrEqual":"3.5.0","status":"affected","versionType":"semver"}],"defaultStatus":"unaffected"}],"fixed_versions":[],"cvss":5.8,"severity":"Medium","kev":{"listed":false},"epss":{"probability":0.00173,"percentile":0.06453,"score_date":"2026-10-23"},"published_at":"2026-10-14T14:16:44.360Z","modified_at":"2026-10-16T17:16:44.388Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-110603","fetched_at":"2026-10-23T18:48:36.087640Z","source_modified_at":"2026-10-16T17:16:44.388Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-110603","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://github.com/LASzip/LASzip/commit/c9bfd3e68d65c84d513a2286ae06cbbe17afda02","tags":["patch"]},{"source":"CVE List","url":"https://github.com/LASzip/LASzip/blob/3.5.0/src/laszip_dll.cpp#L3967-L3995","tags":["technical-description"]},{"source":"CVE List","url":"https://github.com/LASzip/LASzip/blob/3.5.0/src/laszip_dll.cpp#L497-L511","tags":["technical-description"]},{"source":"CVE List","url":"https://hackmd.io/@haind-pwn/laszip-vlr-uninitialized-free","tags":["third-party-advisory"]},{"source":"CVE List","url":"https://www.vulncheck.com/advisories/laszip-through-3.5.0-invalid-free-via-truncated-vlr-header-in-laszip-read-header","tags":["third-party-advisory"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"none","automatable":"no","technical_impact":"partial","assessed_at":"2026-10-16T16:31:06.170860Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-10-16T17:16:44.388Z","content_hash":"c195e6cc1ac439e23c17f00cc97eec0fb6ba394c609fd2ce358bedb455d6054a"}}