CVE-2019-8542

A buffer overflow was addressed with improved bounds checking. This issue is fixed in iOS 12.2, macOS Mojave 10.14.4, tvOS 12.2, watchOS 5.2, iTunes 12.9.4 for Windows, iCloud for Windows 7.11. A malicious application may be able to elevate privileges.

• CWE-120

• https://support.apple.com/HT209599Vendor Advisory
• https://support.apple.com/HT209600Vendor Advisory
• https://support.apple.com/HT209601Vendor Advisory
• https://support.apple.com/HT209602Vendor Advisory
• https://support.apple.com/HT209604Vendor Advisory
• https://support.apple.com/HT209605Vendor Advisory
• https://support.apple.com/HT209599Vendor Advisory
• https://support.apple.com/HT209600Vendor Advisory
• https://support.apple.com/HT209601Vendor Advisory
• https://support.apple.com/HT209602Vendor Advisory
• https://support.apple.com/HT209604Vendor Advisory
• https://support.apple.com/HT209605Vendor Advisory

Published

Dec 18, 2019

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-2019-8536A 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-2019-8539A memory initialization issue was addressed with improved me…7.8
• 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-2019-8544A 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
• CVE-2019-8547An out-of-bounds read issue existed that led to the disclosu…9.8
• CVE-2019-8548An issue existed where partially entered passcodes may not c…2.4
• CVE-2019-8549Multiple input validation issues existed in MIG generated co…7.8