{"id":"CVE-2026-86314","state":"PUBLISHED","title":"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 re","description":"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.","publishedAt":"2026-09-07T02:22:42.210Z","updatedAt":"2026-09-08T15:26:55.798Z","severity":{"score":6.2,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","source":"samsung.tv_appliance"},"assigner":"samsung.tv_appliance","products":["Samsung Opensource Walrus"],"affected":[{"vendor":"Samsung Opensource","product":"Walrus","defaultStatus":"unaffected","versions":[{"version":"ff3bf5ff5c4878f8e5572c9593d303f6bc997443","status":"affected"}]}],"references":["https://github.com/Samsung/walrus/pull/482"],"weaknesses":["CWE-190"],"ingestedAt":"2026-10-29T20:13:26.108Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/86xxx/CVE-2026-86314.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-86314","state":"PUBLISHED","datePublished":"2026-09-07T02:22:42.210Z","dateUpdated":"2026-09-08T15:26:55.798Z","assignerShortName":"samsung.tv_appliance","assignerOrgId":"ca193ba2-0cff-4e34-b04e-1ea07103c6fe","dateReserved":"2026-09-07T02:12:49.429Z"},"containers":{"cna":{"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."}],"affected":[{"vendor":"Samsung Opensource","product":"Walrus","defaultStatus":"unaffected","versions":[{"version":"ff3bf5ff5c4878f8e5572c9593d303f6bc997443","status":"affected"}]}],"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"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-190","lang":"en","description":"CWE-190 Integer overflow or wraparound","type":"CWE"}]}],"providerMetadata":{"shortName":"samsung.tv_appliance","orgId":"ca193ba2-0cff-4e34-b04e-1ea07103c6fe","dateUpdated":"2026-09-07T02:22:42.210Z"},"impacts":[{"capecId":"CAPEC-92","descriptions":[{"lang":"en","value":"CAPEC-92 Forced Integer Overflow"}]}],"credits":[{"lang":"en","value":"Ezinne Kalu","type":"finder"}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 1.0.5"}},"adp":[{"title":"CISA ADP Vulnrichment","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"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-09-08T15:26:55.798Z"}}]}}}