{"id":"CVE-2026-112059","aliases":["EUVD-2026-103521","GHSA-jvqw-8644-7mg5","UBUNTU-CVE-2026-112059"],"status":"published","title":"libLAS through 1.8.1 Heap Out-of-Bounds Write via LASSchema VLR","description":"libLAS through 1.8.1 contains a heap out-of-bounds write vulnerability in the point record reader caused by truncating the schema byte size to 16 bits when sizing the point buffer. Attackers can craft a .las file with a LASSchema variable length record whose schema exceeds 65535 bytes, so tools like lasinfo, las2las, or las2txt write attacker-controlled bytes past the heap buffer, causing memory corruption and crashes.","severity":{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00182,"percentile":0.07861,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2026-10-18T12:19:49Z","modified":"2026-10-28T20:17:18Z","affected":[{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"liblas","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.8.0-5","1.8.0-7","1.8.0-7build1"]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"liblas","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.8.1-4build1","1.8.1-4build2","1.8.1-5","1.8.1-6build1"]}],"products":[{"vendor":"liblas","product":"liblas"}],"references":[{"url":"https://hackmd.io/@haindpwn/liblas-record-length-truncation-heap-overflow","tags":["third-party-advisory","advisory"]},{"url":"https://github.com/libLAS/libLAS/blob/1.8.1/src/detail/reader/reader.cpp","tags":["technical-description","article"]},{"url":"https://github.com/libLAS/libLAS/blob/1.8.1/src/header.cpp","tags":["technical-description","article"]},{"url":"https://www.vulncheck.com/advisories/liblas-through-1.8.1-heap-out-of-bounds-write-via-lasschema-vlr","tags":["third-party-advisory","advisory"]},{"url":"https://hackmd.io/@haindpwn/cve-2026-112059-liblas-record-length-truncation-heap-overflow","tags":["exploit","evidence"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-112059","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-jvqw-8644-7mg5"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/112xxx/CVE-2026-112059.json","tags":["advisory"]},{"url":"https://github.com/libLAS/libLAS","tags":["package"]},{"url":"https://ubuntu.com/security/CVE-2026-112059","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-112059","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2026-112059","title":"libLAS through 1.8.1 Heap Out-of-Bounds Write via LASSchema VLR","description":"libLAS through 1.8.1 contains a heap out-of-bounds write vulnerability in the point record reader caused by truncating the schema byte size to 16 bits when sizing the point buffer. Attackers can craft a .las file with a LASSchema variable length record whose schema exceeds 65535 bytes, so tools like lasinfo, las2las, or las2txt write attacker-controlled bytes past the heap buffer, causing memory corruption and crashes.","status":"published","published":"2026-10-18T12:19:49.627Z","modified":"2026-10-22T02:19:48.617Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N","level":"medium","assessor":"cna"},{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H","level":"medium","assessor":"cna"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T13:44:40.64332Z"}],"euvd":[{"id":"EUVD-2026-103521","description":"libLAS through 1.8.1 contains a heap out-of-bounds write vulnerability in the point record reader caused by truncating the schema byte size to 16 bits when sizing the point buffer. Attackers can craft a .las file with a LASSchema variable length record whose schema exceeds 65535 bytes, so tools like lasinfo, las2las, or las2txt write attacker-controlled bytes past the heap buffer, causing memory corruption and crashes.","status":"published","published":"2026-10-18T12:19:49Z","modified":"2026-10-22T02:19:48Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-02T16:59:35.538537Z"}],"ghsa":[{"id":"GHSA-jvqw-8644-7mg5","title":"libLAS through 1.8.1 contains a heap out-of-bounds write vulnerability in the point record reader...","description":"libLAS through 1.8.1 contains a heap out-of-bounds write vulnerability in the point record reader caused by truncating the schema byte size to 16 bits when sizing the point buffer. Attackers can craft a .las file with a LASSchema variable length record whose schema exceeds 65535 bytes, so tools like lasinfo, las2las, or las2txt write attacker-controlled bytes past the heap buffer, causing memory corruption and crashes.","status":"published","published":"2026-10-18T15:30:31Z","modified":"2026-10-22T03:33:28Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H","level":"medium"},{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T15:14:14.973906Z"}],"nvd":[{"id":"CVE-2026-112059","description":"libLAS through 1.8.1 contains a heap out-of-bounds write vulnerability in the point record reader caused by truncating the schema byte size to 16 bits when sizing the point buffer. Attackers can craft a .las file with a LASSchema variable length record whose schema exceeds 65535 bytes, so tools like lasinfo, las2las, or las2txt write attacker-controlled bytes past the heap buffer, causing memory corruption and crashes.","status":"published","published":"2026-10-18T13:16:38.3Z","modified":"2026-10-22T03:16:34.31Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium","assessor":"secondary"},{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H","level":"medium","assessor":"secondary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:13:00.123071Z"}],"osv":[{"id":"CVE-2026-112059","title":"libLAS through 1.8.1 Heap Out-of-Bounds Write via LASSchema VLR","description":"libLAS through 1.8.1 contains a heap out-of-bounds write vulnerability in the point record reader caused by truncating the schema byte size to 16 bits when sizing the point buffer. Attackers can craft a .las file with a LASSchema variable length record whose schema exceeds 65535 bytes, so tools like lasinfo, las2las, or las2txt write attacker-controlled bytes past the heap buffer, causing memory corruption and crashes.","status":"published","published":"2026-10-18T12:19:49.627Z","modified":"2026-10-28T02:31:02.581455223Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N","level":"medium"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T15:44:55.938017Z"},{"id":"UBUNTU-CVE-2026-112059","description":"libLAS through 1.8.1 contains a heap out-of-bounds write vulnerability in the point record reader caused by truncating the schema byte size to 16 bits when sizing the point buffer. Attackers can craft a .las file with a LASSchema variable length record whose schema exceeds 65535 bytes, so tools like lasinfo, las2las, or las2txt write attacker-controlled bytes past the heap buffer, causing memory corruption and crashes.","status":"published","published":"2026-10-18T13:16:00Z","modified":"2026-10-28T20:17:18.561114269Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H","level":"medium"},{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-02T16:55:59.591851Z"}]}}