About the security content of watchOS 2.2.1 - Apple Support

Linked CVE reports

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

• CVE-2016-1834n/a: Heap-based Buffer Overflow
• CVE-2016-1842n/a: Improper Access Control
• CVE-2016-1841n/a: Improper Restriction of Operations within the Bounds of a Memory Buffer
• CVE-2016-1828n/a: Improper Restriction of Operations within the Bounds of a Memory Buffer
• CVE-2016-1818n/a: Improper Restriction of Operations within the Bounds of a Memory Buffer
• CVE-2016-1840n/a: Improper Restriction of Operations within the Bounds of a Memory Buffer
• CVE-2016-1838n/a: Out-of-bounds Read
• CVE-2016-1802n/a: Exposure of Sensitive Information to an Unauthorized Actor
• CVE-2016-1807n/a: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
• CVE-2016-1837n/a: Use After Free
• CVE-2016-1829n/a: Improper Restriction of Operations within the Bounds of a Memory Buffer
• CVE-2016-1808n/a: Improper Restriction of Operations within the Bounds of a Memory Buffer
• CVE-2016-1832n/a: Improper Restriction of Operations within the Bounds of a Memory Buffer
• CVE-2016-1827n/a: Improper Restriction of Operations within the Bounds of a Memory Buffer
• CVE-2016-1803n/a: NULL Pointer Dereference
• CVE-2016-1839n/a: Out-of-bounds Read
• CVE-2016-1836n/a: Use After Free
• CVE-2016-1817n/a: Improper Restriction of Operations within the Bounds of a Memory Buffer
• CVE-2016-1823n/a: Out-of-bounds Read
• CVE-2016-1847n/a: Improper Restriction of Operations within the Bounds of a Memory Buffer
• CVE-2016-1833n/a: Out-of-bounds Read
• CVE-2016-1830n/a: Improper Restriction of Operations within the Bounds of a Memory Buffer
• CVE-2016-1819n/a: Use After Free
• CVE-2016-1813n/a: NULL Pointer Dereference
• CVE-2016-1811n/a: NULL Pointer Dereference
• CVE-2016-1824n/a: Improper Restriction of Operations within the Bounds of a Memory Buffer

Source and provenance

Original title: About the security content of watchOS 2.2.1 - Apple Support. Captured 17 Oct 2026, 14:11 UTC. The stored article is used for enrichment and change detection; BlackTree does not republish the publisher's full text here.