CVE-2019-8523

Multiple memory corruption issues were addressed with improved memory handling. This issue is fixed in iOS 12.2, tvOS 12.2, Safari 12.1, iTunes 12.9.4 for Windows, iCloud for Windows 7.11. Processing maliciously crafted web content may lead to arbitrary code execution.

• CWE-787

• https://support.apple.com/HT209599Vendor Advisory
• https://support.apple.com/HT209601Vendor Advisory
• https://support.apple.com/HT209603Vendor Advisory
• https://support.apple.com/HT209604Vendor Advisory
• https://support.apple.com/HT209605Vendor Advisory
• https://support.apple.com/HT209599Vendor Advisory
• https://support.apple.com/HT209601Vendor Advisory
• https://support.apple.com/HT209603Vendor 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-2019-8517An out-of-bounds read was addressed with improved bounds che…6.5
• CVE-2019-8518Multiple memory corruption issues were addressed with improv…8.8
• CVE-2019-8519An out-of-bounds read was addressed with improved bounds che…5.5
• CVE-2019-8520An out-of-bounds read was addressed with improved bounds che…5.5
• CVE-2019-8521This issue was addressed with improved checks. This issue is…5.5
• CVE-2019-8522A logic issue was addressed with improved state management. …5.5
• CVE-2019-8524Multiple memory corruption issues were addressed with improv…8.8
• CVE-2019-8525A memory corruption issue was addressed with improved state …6.7
• CVE-2019-8526A use after free issue was addressed with improved memory ma…7.8
• CVE-2019-8527A buffer overflow was addressed with improved size validatio…9.1
• CVE-2019-8528A use after free issue was addressed with improved memory ma…6.7
• CVE-2019-8529A memory corruption issue was addressed with improved input …7.8