{"id":"CVE-2026-110603","revision":"bcf4dfe8652f4bf3b9707676fe6bd2c1","records":[{"revision":"bcf4dfe8652f4bf3b9707676fe6bd2c1","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-110603","aliases":[],"title":"LASzip through 3.5.0 Invalid Free via Truncated VLR Header in laszip_read_header","description":"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.","state":0,"publishedAt":"2026-10-14T14:16:44.36+00:00","modifiedAt":"2026-10-16T17:16:44.388+00:00","affected":[{"ecosystem":"https://github.com","name":"LASzip","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"rapidlasso\",\n                    \"product\": \"LASzip\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"versions\": [\n                        {\n                            \"version\": \"0\",\n                            \"lessThanOrEqual\": \"3.5.0\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\"\n                        }\n                    ],\n                    \"packageURL\": \"pkg:github/LASzip/LASzip\",\n                    \"collectionURL\": \"https://github.com\",\n                    \"repo\": \"https://github.com/LASzip/LASzip\"\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:P/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N","score":5.8,"severity":"MEDIUM"},{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:H","score":6.3,"severity":"MEDIUM"}],"references":["https://github.com/LASzip/LASzip/commit/c9bfd3e68d65c84d513a2286ae06cbbe17afda02","https://github.com/LASzip/LASzip/blob/3.5.0/src/laszip_dll.cpp#L3967-L3995","https://github.com/LASzip/LASzip/blob/3.5.0/src/laszip_dll.cpp#L497-L511","https://hackmd.io/@haind-pwn/laszip-vlr-uninitialized-free","https://www.vulncheck.com/advisories/laszip-through-3.5.0-invalid-free-via-truncated-vlr-header-in-laszip-read-header"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-110603","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-110603","identifiers":["CVE-2026-110603"]},"retained":false,"historicalAffected":[]}],"coverage":[]}