CVE-2019-8539

A memory initialization issue was addressed with improved memory handling. This issue is fixed in macOS Mojave 10.14.6, Security Update 2019-004 High Sierra, Security Update 2019-004 Sierra. A malicious application may be able to execute arbitrary code with system privileges.

• https://support.apple.com/en-us/HT210348Vendor Advisory
• https://support.apple.com/en-us/HT210348Vendor Advisory

Published

Oct 27, 2020

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
• Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
• PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
• AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.

• CVE-2019-8533A lock handling issue was addressed with improved lock handl…7.8
• CVE-2019-8534A logic issue existed resulting in memory corruption. This w…6.7
• CVE-2019-8535A memory corruption issue was addressed with improved state …8.8
• CVE-2019-8536A memory corruption issue was addressed with improved memory…8.8
• CVE-2019-8537An access issue was addressed with improved memory managemen…5.5
• CVE-2019-8538A denial of service issue was addressed with improved valida…5.5
• CVE-2019-8540A memory initialization issue was addressed with improved me…5.5
• CVE-2019-8541A privacy issue existed in motion sensor calibration. This i…3.3
• CVE-2019-8542A buffer overflow was addressed with improved bounds checkin…7.8
• CVE-2019-8544A memory corruption issue was addressed with improved memory…8.8
• CVE-2019-8545A memory corruption issue was addressed with improved state …7.1
• CVE-2019-8546An access issue was addressed with additional sandbox restri…5.5