CVE-2025-43202

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{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,18.6)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "iOS and iPadOS", "source": "cna", "vendor": "Apple"}, "product": "ios_and_ipados", "vendor": "apple"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,15.6)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "macOS", "source": "cna", "vendor": "Apple"}, "product": "macos", "vendor": "apple"}], "analysis": {"en": {"generated_at": "2026-04-07T09:56:32.825007+00:00", "value": {"mitigation_remediation": ["Apply the latest OS updates\u2014iOS\u202f18.6, iPadOS\u202f18.6, or macOS Sequoia\u202f15.6\u2014to receive the memory\u2011handling patch.", "Verify the update installation and reboot the devices to ensure the fix takes effect.", "Monitor for abnormal application behavior or crashes that could indicate residual exploitation attempts.", "Check Apple\u2019s support sites for any additional guidance or updates related to this vulnerability."], "summary": {"action": "Immediate Patch", "impact": "Buffer Overflow"}, "threat_synthesis": {"affected_systems": "Apple iOS, iPadOS, and macOS devices running versions earlier than iOS\u202f18.6, iPadOS\u202f18.6, or macOS Sequoia\u202f15.6 are affected. The patch that addresses the issue has been incorporated into those releases, so updating to the latest OS versions removes the vulnerability.", "description_and_impact": "A flaw in the operating system's memory handling logic permits an out-of-bounds write when processing a file, resulting in memory corruption. This can allow an attacker to run arbitrary code or crash the system, as the weakness aligns with the buffer overflow category, identified as CWE\u2011787.", "risk_and_exploitability": "The base CVSS score of 8.8 places this flaw in the high severity range, indicating a significant impact if exploited. The EPSS score of less than 1\u202f% suggests that widespread exploitation is currently unlikely, and the vulnerability is not listed in CISA's KEV catalog. Based on the description, it is inferred that an attacker must deliver a crafted file to a vulnerable application, pointing to a local or application\u2011specific attack vector rather than remote exploitation."}}}}, "created": "2026-04-03T07:31:59.287818+00:00", "title": "Buffer Overflow Vulnerability in Apple iOS, iPadOS, and macOS", "updated": "2026-04-08T19:55:24.962803+00:00", "vendors": ["apple", "apple$PRODUCT$ios_and_ipados", "apple$PRODUCT$macos"]}