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{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,13.7.7)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,14.7.7)"}}, {"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": "2026-04-02T21:39:45.497351+00:00", "value": {"mitigation_remediation": ["Update macOS to the latest supported release (Sequoia 15.6, Sonoma 14.7.7, Ventura 13.7.7 or newer).", "Verify that the update has been successfully applied by checking System Settings\u202f\u2192\u202fAbout This Mac.", "Monitor for unexpected terminations and review crash logs to ensure the vulnerability has been resolved."], "summary": {"action": "Immediate Patch", "impact": "Denial of Service (system crash)"}, "threat_synthesis": {"affected_systems": "Apple\u2019s macOS operating system is affected, with the issue present in macOS Sequoia 15.x, macOS Sonoma 14.x, and macOS Ventura 13.x. The official fix is delivered in Sequoia 15.6, Sonoma 14.7.7, and Ventura 13.7.7.", "description_and_impact": "An integer overflow was discovered in macOS that may allow an application to trigger unexpected system termination. The flaw causes a loss of control over critical data structures, leading to a crash that interrupts normal operation. This weakness is classified as a CWE-190 integer overflow and is primarily a denial\u2011of\u2011service condition.", "risk_and_exploitability": "The CVSS score of 6.2 indicates a medium severity vulnerability. No EPSS score is available and the flaw is not listed in the CISA KEV catalog, suggesting a lower frequency of exploitation. Based on the description, the attack vector likely requires the attacker to supply crafted input to an application on the affected system, meaning it is an application\u2011level or local scenario. The risk is moderate, but the presence of a patch makes it manageable."}}}}, "created": "2026-04-03T07:32:00.318108+00:00", "title": "Integer Overflow Causing Unexpected System Termination in macOS", "updated": "2026-04-03T09:17:00.192197+00:00", "vendors": ["apple", "apple$PRODUCT$macos"]}