About the security content of watchOS 5.2.1 - Apple Support

Linked CVE reports

These are source relationships, not a claim that this article fixes every affected product or branch.

• CVE-2019-8605Apple Multiple Products Use-After-Free Vulnerability
• CVE-2019-8664An input validation issue was addressed with improved input validation
• CVE-2019-8637An input validation issue was addressed with improved input validation
• CVE-2019-8623Multiple memory corruption issues were addressed with improved memory handling
• CVE-2019-8626An input validation issue was addressed with improved input validation
• CVE-2019-8613A remote attacker may be able to cause arbitrary code execution
• CVE-2019-8573A remote attacker may be able to cause a system denial of service
• CVE-2019-8612An attacker in a privileged network position can modify driver state
• CVE-2019-8607An out-of-bounds read was addressed with improved input validation
• CVE-2019-8622Multiple memory corruption issues were addressed with improved memory handling
• CVE-2019-8600A memory corruption issue was addressed with improved input validation
• CVE-2019-8576An out-of-bounds read was addressed with improved bounds checking
• CVE-2019-8591A type confusion issue was addressed with improved memory handling
• CVE-2019-8598An input validation issue was addressed with improved input validation
• CVE-2019-8574A memory corruption issue was addressed with improved memory handling
• CVE-2019-8577An input validation issue was addressed with improved memory handling
• CVE-2019-8585An out-of-bounds read was addressed with improved input validation
• CVE-2019-8568A validation issue existed in the handling of symlinks
• CVE-2019-8592A memory corruption issue was addressed with improved input validation
• CVE-2019-8583Multiple memory corruption issues were addressed with improved memory handling
• CVE-2019-8560An out-of-bounds read was addressed with improved bounds checking
• CVE-2019-8601Multiple memory corruption issues were addressed with improved memory handling
• CVE-2019-8602A memory corruption issue was addressed by removing the vulnerable code
• CVE-2019-8593A memory corruption issue was addressed with improved memory handling
• CVE-2019-8620A user privacy issue was addressed by removing the broadcast MAC address

Source and provenance

Original title: About the security content of watchOS 5.2.1 - Apple Support. Captured 16 Oct 2026, 21:42 UTC. The stored article is used for enrichment and change detection; BlackTree does not republish the publisher's full text here.