CVE-2019-8509

This issue was addressed by removing the vulnerable code. This issue is fixed in macOS Catalina 10.15.1, Security Update 2019-001, and Security Update 2019-006, macOS Catalina 10.15. A malicious application may be able to elevate privileges.

• https://support.apple.com/en-us/HT210634Vendor Advisory
• https://support.apple.com/en-us/HT210722Vendor Advisory
• https://support.apple.com/en-us/HT210634Vendor Advisory
• https://support.apple.com/en-us/HT210722Vendor 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.
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• CVE-2019-8506A type confusion issue was addressed with improved memory ha…8.8
• CVE-2019-8507Multiple memory corruption issues were addressed with improv…5.5
• CVE-2019-8508A buffer overflow was addressed with improved bounds checkin…7.8
• CVE-2019-8510An out-of-bounds read issue existed that led to the disclosu…5.5
• CVE-2019-8511A buffer overflow issue was addressed with improved memory h…7.8
• CVE-2019-8512This issue was addressed with improved transparency. This is…5.7
• CVE-2019-8513This issue was addressed with improved checks. This issue is…7.8
• CVE-2019-8514A logic issue was addressed with improved state management. …7.8
• CVE-2019-8515A cross-origin issue existed with the fetch API. This was ad…6.5