{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-110603", "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "state": "PUBLISHED", "assignerShortName": "VulnCheck", "dateReserved": "2026-10-14T13:07:21.217Z", "datePublished": "2026-10-14T14:16:44.360Z", "dateUpdated": "2026-10-16T17:16:44.388Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "shortName": "VulnCheck", "dateUpdated": "2026-10-14T14:16:44.360Z" }, "datePublic": "2026-10-14T00:00:00.000Z", "title": "LASzip through 3.5.0 Invalid Free via Truncated VLR Header in laszip_read_header", "descriptions": [ { "lang": "en", "value": "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." } ], "problemTypes": [ { "descriptions": [ { "lang": "en", "description": "Access of Uninitialized Pointer", "cweId": "CWE-824", "type": "CWE" } ] } ], "affected": [ { "vendor": "rapidlasso", "product": "LASzip", "defaultStatus": "unaffected", "versions": [ { "version": "0", "lessThanOrEqual": "3.5.0", "status": "affected", "versionType": "semver" } ], "packageURL": "pkg:github/LASzip/LASzip", "collectionURL": "https://github.com", "repo": "https://github.com/LASzip/LASzip" } ], "metrics": [ { "format": "CVSS", "cvssV4_0": { "version": "4.0", "vectorString": "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", "attackVector": "LOCAL", "attackComplexity": "LOW", "attackRequirements": "PRESENT", "privilegesRequired": "NONE", "userInteraction": "PASSIVE", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "HIGH", "vulnAvailabilityImpact": "HIGH", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "baseScore": 5.8, "baseSeverity": "MEDIUM" } }, { "format": "CVSS", "cvssV3_1": { "version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:H", "attackVector": "LOCAL", "attackComplexity": "HIGH", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseScore": 6.3, "baseSeverity": "MEDIUM" } } ], "references": [ { "url": "https://github.com/LASzip/LASzip/commit/c9bfd3e68d65c84d513a2286ae06cbbe17afda02", "tags": [ "patch" ] }, { "url": "https://github.com/LASzip/LASzip/blob/3.5.0/src/laszip_dll.cpp#L3967-L3995", "tags": [ "technical-description" ] }, { "url": "https://github.com/LASzip/LASzip/blob/3.5.0/src/laszip_dll.cpp#L497-L511", "tags": [ "technical-description" ] }, { "url": "https://hackmd.io/@haind-pwn/laszip-vlr-uninitialized-free", "tags": [ "third-party-advisory" ] }, { "name": "VulnCheck Advisory: LASzip through 3.5.0 Invalid Free via Truncated VLR Header in laszip_read_header", "tags": [ "third-party-advisory" ], "url": "https://www.vulncheck.com/advisories/laszip-through-3.5.0-invalid-free-via-truncated-vlr-header-in-laszip-read-header" } ], "credits": [ { "lang": "en", "value": "HaiND from the Post and Telecommunication Institute of Technology", "type": "finder" } ], "x_generator": { "engine": "vulncheck-endgame" } }, "adp": [ { "metrics": [ { "other": { "type": "ssvc", "content": { "timestamp": "2026-10-16T16:31:06.170860Z", "id": "CVE-2026-110603", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "partial" } ], "role": "CISA Coordinator", "version": "2.0.3" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-10-16T17:16:44.388Z" } } ] } }