{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-86314","assignerOrgId":"ca193ba2-0cff-4e34-b04e-1ea07103c6fe","state":"PUBLISHED","assignerShortName":"samsung.tv_appliance","dateReserved":"2026-09-07T02:12:49.429Z","datePublished":"2026-09-07T02:22:42.210Z","dateUpdated":"2026-09-08T15:26:55.798Z"},"containers":{"cna":{"providerMetadata":{"orgId":"ca193ba2-0cff-4e34-b04e-1ea07103c6fe","shortName":"samsung.tv_appliance","dateUpdated":"2026-09-07T02:22:42.210Z"},"problemTypes":[{"descriptions":[{"lang":"en","cweId":"CWE-190","description":"CWE-190 Integer overflow or wraparound","type":"CWE"}]}],"impacts":[{"capecId":"CAPEC-92","descriptions":[{"lang":"en","value":"CAPEC-92 Forced Integer Overflow"}]}],"affected":[{"vendor":"Samsung Opensource","product":"Walrus","versions":[{"status":"affected","version":"ff3bf5ff5c4878f8e5572c9593d303f6bc997443"}],"defaultStatus":"unaffected"}],"descriptions":[{"lang":"en","value":"Integer overflow in the source-bounds check in Memory::init() (src/runtime/Memory.cpp) in Samsung walrus on all platforms allows a remote attacker to cause an out-of-bounds heap read and denial of service via a crafted WebAssembly module in which a 32-bit unsigned addition wraps around and bypasses the bounds check.\n\n\n\nThis issue affects Walrus: ff3bf5ff5c4878f8e5572c9593d303f6bc997443.","supportingMedia":[{"type":"text/html","base64":false,"value":"Integer overflow in the source-bounds check in <code>Memory::init()</code> (src/runtime/Memory.cpp) in Samsung walrus on all platforms allows a remote attacker to cause an out-of-bounds heap read and denial of service via a crafted WebAssembly module in which a 32-bit unsigned addition wraps around and bypasses the bounds check.\n\n<p>This issue affects Walrus: ff3bf5ff5c4878f8e5572c9593d303f6bc997443.</p>"}]}],"references":[{"url":"https://github.com/Samsung/walrus/pull/482"}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH","baseSeverity":"MEDIUM","baseScore":6.2,"vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}}],"credits":[{"lang":"en","value":"Ezinne Kalu","type":"finder"}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 1.0.5"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-09-08T15:23:47.230905Z","id":"CVE-2026-86314","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":"2026-09-08T15:26:55.798Z"}}]}}