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{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": null}], "enrichment": {"confidence": 100.0, "confidence_source": "manual", "scores": [{"score": 100.0, "source": "manual"}]}, "original": {"product": "n/a", "source": "cna", "vendor": "n/a"}, "product": "exynos", "vendor": "samsung"}], "analysis": {"en": {"generated_at": "2026-04-08T21:29:09.903352+00:00", "value": {"mitigation_remediation": ["Apply the latest firmware update released by Samsung for the affected Exynos processors", "If a patch is not yet available, disable or temporarily block the Wi\u2011Fi driver or limit concurrent ioctl access to the driver", "Restrict untrusted applications from accessing the Wi\u2011Fi driver\u2019s ioctl interface", "Regularly check Samsung\u2019s support site for updates or patches", "Consider monitoring system logs for abnormal memory failures or driver crashes"], "summary": {"action": "Immediate Patch", "impact": "Remote code execution"}, "threat_synthesis": {"affected_systems": "Samsung\u2019s Exynos processors, including the Mobile Processor Exynos 850, 980, 1080, 1280, 1330, 1380, 1480, 1580, and the Wearable Processor models W920, W930, and W1000. The vulnerability exists in the Wi\u2011Fi driver firmware bundled with these devices.", "description_and_impact": "An improper synchronization bug in the Wi\u2011Fi driver of Samsung Exynos mobile and wearable processors allows a race condition that results in a double free. The flaw is triggered when an ioctl function is called concurrently from multiple threads, potentially corrupting memory and leading to remote code execution or other serious consequences.", "risk_and_exploitability": "The CVSS score of 7 indicates moderate to high severity, but the EPSS score of less than 1% suggests a low likelihood of exploitation at present. The flaw is not listed in CISA\u2019s KEV catalog. Based on the description, the likely attack vector is a local application that can invoke the vulnerable ioctl concurrently; an attacker could trigger a race condition leading to memory corruption. Because of the severe impact and the low but present exploitation probability, prompt mitigation is advised."}}}}, "created": "2026-04-07T07:16:09.939440+00:00", "updated": "2026-04-09T08:29:06.929530+00:00", "vendors": ["samsung", "samsung$PRODUCT$exynos"]}