{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-112048", "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "state": "PUBLISHED", "assignerShortName": "VulnCheck", "dateReserved": "2026-10-18T11:48:36.083Z", "datePublished": "2026-10-18T12:19:36.940Z", "dateUpdated": "2026-10-18T12:19:36.940Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "shortName": "VulnCheck", "dateUpdated": "2026-10-18T12:19:36.940Z"}, "datePublic": "2026-10-17T17:52:48.000Z", "title": "libspatialite through 5.1.0 Uncontrolled Memory Allocation via ParseWkbPolygon Ring Count", "descriptions": [{"lang": "en", "value": "libspatialite through 5.1.0 fails to validate the polygon ring count in ParseWkbPolygon, allowing attackers to trigger uncontrolled interior-ring allocation via crafted geometry BLOBs. Attackers can supply a crafted polygon in a SpatiaLite database or ST_GeomFromWKB input to crash the process or corrupt heap memory on 32-bit builds."}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "Memory Allocation with Excessive Size Value", "cweId": "CWE-789", "type": "CWE"}]}], "affected": [{"vendor": "SpatiaLite", "product": "libspatialite", "defaultStatus": "unaffected", "versions": [{"version": "0", "lessThanOrEqual": "5.1.0", "status": "affected", "versionType": "custom"}], "collectionURL": "https://www.gaia-gis.it/fossil/libspatialite", "repo": "https://www.gaia-gis.it/fossil/libspatialite"}], "metrics": [{"format": "CVSS", "cvssV4_0": {"version": "4.0", "vectorString": "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", "attackVector": "LOCAL", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "PASSIVE", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "LOW", "vulnAvailabilityImpact": "HIGH", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "baseScore": 6.9, "baseSeverity": "MEDIUM"}}, {"format": "CVSS", "cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H", "attackVector": "LOCAL", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "availabilityImpact": "HIGH", "baseScore": 6.1, "baseSeverity": "MEDIUM"}}], "references": [{"url": "https://hackmd.io/@haindpwn/libspatialite-wkb-geometry-count-overflow", "tags": ["third-party-advisory"]}, {"url": "https://www.gaia-gis.it/fossil/libspatialite/file?name=src/gaiageo/gg_wkb.c&ci=5a5528e8d2", "tags": ["technical-description"]}, {"name": "VulnCheck Advisory: libspatialite through 5.1.0 Uncontrolled Memory Allocation via ParseWkbPolygon Ring Count", "tags": ["third-party-advisory"], "url": "https://www.vulncheck.com/advisories/libspatialite-through-5.1.0-uncontrolled-memory-allocation-via-parsewkbpolygon-ring-count"}], "credits": [{"lang": "en", "value": "HaiND from the Post and Telecommunication Institute of Technology", "type": "finder"}], "x_generator": {"engine": "vulncheck-endgame"}}}}

{}

{"affected": [{"affectedData": [{"collectionURL": "https://www.gaia-gis.it/fossil/libspatialite", "defaultStatus": "unaffected", "product": "libspatialite", "repo": "https://www.gaia-gis.it/fossil/libspatialite", "vendor": "SpatiaLite", "versions": [{"lessThanOrEqual": "5.1.0", "status": "affected", "version": "0", "versionType": "custom"}]}], "source": "disclosure@vulncheck.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "libspatialite through 5.1.0 fails to validate the polygon ring count in ParseWkbPolygon, allowing attackers to trigger uncontrolled interior-ring allocation via crafted geometry BLOBs. Attackers can supply a crafted polygon in a SpatiaLite database or ST_GeomFromWKB input to crash the process or corrupt heap memory on 32-bit builds."}], "id": "CVE-2026-112048", "lastModified": "2026-10-18T13:16:36.770", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 6.1, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 4.2, "source": "disclosure@vulncheck.com", "type": "Primary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "LOCAL", "availabilityRequirement": "NOT_DEFINED", "baseScore": 6.9, "baseSeverity": "MEDIUM", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "NONE", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "PASSIVE", "valueDensity": "NOT_DEFINED", "vectorString": "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", "version": "4.0", "vulnAvailabilityImpact": "HIGH", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "LOW", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "disclosure@vulncheck.com", "type": "Secondary"}]}, "published": "2026-10-18T13:16:36.770", "references": [{"source": "disclosure@vulncheck.com", "url": "https://hackmd.io/@haindpwn/libspatialite-wkb-geometry-count-overflow"}, {"source": "disclosure@vulncheck.com", "url": "https://www.gaia-gis.it/fossil/libspatialite/file?name=src/gaiageo/gg_wkb.c&ci=5a5528e8d2"}, {"source": "disclosure@vulncheck.com", "url": "https://www.vulncheck.com/advisories/libspatialite-through-5.1.0-uncontrolled-memory-allocation-via-parsewkbpolygon-ring-count"}], "sourceIdentifier": "disclosure@vulncheck.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-789"}], "source": "disclosure@vulncheck.com", "type": "Primary"}]}

{"bugzilla": {"description": "libspatialite: libspatialite: Denial of Service via uncontrolled memory allocation during polygon parsing", "id": "2554792", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2554792"}, "csaw": false, "cvss3": {"cvss3_base_score": "6.1", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H", "status": "draft"}, "cwe": "CWE-770", "details": ["A flaw was found in libspatialite. The library fails to validate the polygon ring count when parsing geometry data in the Well-Known Binary (WKB) format. An attacker can exploit this issue by supplying specially crafted geometry input to trigger uncontrolled memory allocation, leading to a Denial of Service (DoS) caused by application crashes or potential heap memory corruption."], "name": "CVE-2026-112048", "package_state": [{"cpe": "cpe:/a:redhat:enterprise_linux_ai:3", "fix_state": "Fix deferred", "package_name": "libspatialite", "product_name": "Red Hat Enterprise Linux AI (RHEL AI) 3"}], "public_date": "2026-10-18T12:19:36Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-112048\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-112048\nhttps://hackmd.io/@haindpwn/libspatialite-wkb-geometry-count-overflow\nhttps://www.gaia-gis.it/fossil/libspatialite/file?name=src/gaiageo/gg_wkb.c&ci=5a5528e8d2\nhttps://www.vulncheck.com/advisories/libspatialite-through-5.1.0-uncontrolled-memory-allocation-via-parsewkbpolygon-ring-count"], "threat_severity": "Moderate"}

{"created": "2026-10-18T14:15:14.485468+00:00", "updated": "2026-10-19T01:30:06.431999+00:00", "vendors": []}