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Release appearance

iOS 9.3.3 Public

Source-linked record
Public release

Recorded context

About this appearance

The public iOS 9.3.3 release was a general bug-fix and security update whose bulletin documents specific Calendar, networking, FaceTime, Siri, and WebKit corrections.

Date
Jul 18, 2016
Availability
available
Revision
No

Chronology evidence

Appearance sources

These sources support the recorded date, channel, or availability. A researched release-notes article has not been added.

  1. About the Security Content of iOS 9.3.3

    Apple Support · 2026-07-30 · Calendar — CVE-2016-4605

  2. About the Security Content of iOS 9.3.3

    Apple Support · 2026-07-30 · CFNetwork Credentials — CVE-2016-4644

  3. About the Security Content of iOS 9.3.3

    Apple Support · 2026-07-30 · FaceTime — CVE-2016-4635

  4. About the Security Content of iOS 9.3.3

    Apple Support · 2026-07-30 · iOS 9.3.3 security content

  5. About iOS 9 Updates

    Apple Support · 2026-07-30 · iOS 9.3.3

  6. About the Security Content of iOS 9.3.3

    Apple Support · 2026-07-30 · Siri Contacts — CVE-2016-4593

  7. About the Security Content of iOS 9.3.3

    Apple Support · 2026-07-30 · WebKit Page Loading — CVE-2016-4585

Release changes

Changed in this release

Features, fixes, removals, and regressions first observed in this release record.

security · fixed

WebKit cross-origin redirect fix

documentedconfirmed

Apple addressed CVE-2016-4585 by validating redirected URLs more strictly in the affected WebKit page-loading path.

  1. [1] About the Security Content of iOS 9.3.3 · WebKit Page Loading — CVE-2016-4585

security · fixed

Relayed FaceTime call state fix

documentedconfirmed

Apple addressed CVE-2016-4635 by improving FaceTime’s display logic so the affected relayed call did not appear ended while audio transmission continued.

  1. [1] About the Security Content of iOS 9.3.3 · FaceTime — CVE-2016-4635

security · fixed

Siri private contact information fix

documentedconfirmed

Apple addressed CVE-2016-4593 by correcting Siri’s handling of contact cards in the documented physical-access scenario.

  1. [1] About the Security Content of iOS 9.3.3 · Siri Contacts — CVE-2016-4593

security · fixed

Calendar invitation restart fix

documentedconfirmed

Apple addressed CVE-2016-4605 by improving memory handling around the affected Calendar invitation path.

  1. [1] About the Security Content of iOS 9.3.3 · Calendar — CVE-2016-4605

security · fixed

Stored HTTP authentication downgrade fix

documentedconfirmed

Apple addressed CVE-2016-4644 by storing the HTTP authentication type with saved credentials, preventing the affected downgrade behavior.

  1. [1] About the Security Content of iOS 9.3.3 · CFNetwork Credentials — CVE-2016-4644