CVE-2026-124684

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{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Escargot", "vendor": "Samsung Open Source", "versions": [{"lessThan": "8bc35b7b88f0f96c66a42aa965a1a710308b61d5", "status": "affected", "version": "0", "versionType": "git"}]}], "source": "PSIRT@samsung.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "This issue can cause a heap-use-after-free when an embedder unloads a ReloadableString buffer while a previously returned raw character pointer remains in use. Successful triggering may cause the Escargot-based process to crash, resulting in a denial of service."}], "id": "CVE-2026-124684", "lastModified": "2026-11-12T22:11:01.153", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.1, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.4, "impactScore": 3.6, "source": "PSIRT@samsung.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-124684", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-11-12T15:44:59.352976Z", "version": "2.0.3"}}]}, "published": "2026-11-09T12:16:38.290", "references": [{"source": "PSIRT@samsung.com", "url": "https://github.com/Samsung/escargot/commit/8bc35b7b88f0f96c66a42aa965a1a710308b61d5"}], "sourceIdentifier": "PSIRT@samsung.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-416"}], "source": "PSIRT@samsung.com", "type": "Secondary"}]}

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{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,8bc35b7b88f0f96c66a42aa965a1a710308b61d5)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "Escargot", "source": "cna", "vendor": "Samsung Open Source"}, "product": "escargot", "vendor": "samsung_open_source"}], "created": "2026-11-09T12:45:02.598803+00:00", "title": "Use After Free in Samsung Escargot Leading to Pointer Manipulation", "updated": "2026-11-09T13:00:15.233617+00:00", "vendors": ["samsung_open_source", "samsung_open_source$PRODUCT$escargot"]}