CVE-2026-47307

{"id": "CVE-2026-47307", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "PSIRT@samsung.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 1.8}, {"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.5, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 3.9}]}, "published": "2026-05-19T04:16:31.317", "references": [{"url": "https://github.com/Samsung/walrus/pull/409", "tags": ["Patch", "Issue Tracking"], "source": "PSIRT@samsung.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "PSIRT@samsung.com", "description": [{"lang": "en", "value": "CWE-476"}]}], "descriptions": [{"lang": "en", "value": "NULL pointer dereference vulnerability in Samsung Open Source Walrus allows an attacker to cause a denial of service via a crafted WebAssembly module containing deeply nested instructions.\n\nThis issue affects Walrus: f339b8ee4ea701772e8ae640b3d1b12ac02b1ae9."}], "lastModified": "2026-06-02T18:51:57.063", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:samsung:walrus:2026-04-27:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A6284EE6-29F9-4E25-957B-3FBBCC258171"}], "operator": "OR"}]}], "sourceIdentifier": "PSIRT@samsung.com"}