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Release appearance

watchOS 3.1.3 Public

Full article
Public release

Recorded context

About this appearance

watchOS 3.1.3 reached the public channel on January 23, 2017 with broadly described maintenance and documented authorization, privacy, unlock, parser, kernel, certificate, and web security repairs.

Date
Jan 23, 2017
Availability
available
Revision
No

Release notes

What changed

Original editorial synthesis. Linked references appear with the claims they support and in the source ledger.

Public release

Apple released watchOS 3.1.3 on January 23, 2017 for all Apple Watch models. Its consumer note says the update contains improvements and bug fixes without naming them.[1][2]

Documented scope

The advisory provides the only retained version-specific technical detail. Its later revision markers are treated as updates to Apple's published record rather than evidence that every entry was disclosed on release day.[3][2]

Source ledger

References

Sources are linked to the claims they support. Publication and access dates are shown when available.

  1. About the security content of watchOS 3.1.3

    Apple Support · Apple · 2017-01-23T00:00:00.000Z · Released January 23, 2017

    Back to text ↑
  2. About watchOS 3 Updates

    Apple Support · Apple · 2026-07-30 · watchOS 3.1.3

    Back to text ↑
  3. About the security content of watchOS 3.1.3

    Apple Support · Apple · 2017-01-23T00:00:00.000Z · Accounts through WebKit

    Back to text ↑
  4. About the security content of watchOS 3.1.3

    Apple Support · Apple · 2017-01-23T00:00:00.000Z · Accounts; APNs Server; Unlock with iPhone

  5. About the security content of watchOS 3.1.3

    Apple Support · Apple · 2017-01-23T00:00:00.000Z · Audio; CoreFoundation; CoreGraphics; CoreMedia Playback; CoreText; FontParser; ImageIO; libarchive; Profiles

  6. About the security content of watchOS 3.1.3

    Apple Support · Apple · 2017-01-23T00:00:00.000Z · Disk Images; IOHIDFamily; IOKit; Kernel; Security; syslog; WebKit

  7. Apple security updates (2016 to 2017)

    Apple Support · Apple · 2023-11-06T00:00:00.000Z · watchOS 3.1.3 — 23 Jan 2017

Release changes

Changed in this release

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

security · fixed

Kernel, platform, certificate, and WebKit repairs

documentedconfirmed

Apple's advisory records fixes for code execution, memory disclosure, denial of service, certificate trust, 3DES defaults, root privilege, and cross-origin web behavior.

  1. [1] About the security content of watchOS 3.1.3 · Disk Images; IOHIDFamily; IOKit; Kernel; Security; syslog; WebKit

enhancement · changed

General improvements and bug fixes

documentedconfirmed

The retained consumer record confirms a maintenance update but does not support a more specific ordinary-change claim.

  1. [1] About watchOS 3 Updates · watchOS 3.1.3

security · fixed

Authorization, connection privacy, and unlock repairs

documentedconfirmed

Apple documents three distinct state or privacy repairs involving permissions after app removal, certificate transmission over a network, and the wrist-detection condition for Unlock with iPhone.

  1. [1] About the security content of watchOS 3.1.3 · Accounts; APNs Server; Unlock with iPhone

security · fixed

Media, font, image, archive, and certificate parsing repairs

documentedconfirmed

The advisory groups multiple crafted-content risks across media and data parsers, including code execution, information disclosure, and file-overwrite outcomes.

  1. [1] About the security content of watchOS 3.1.3 · Audio; CoreFoundation; CoreGraphics; CoreMedia Playback; CoreText; FontParser; ImageIO; libarchive; Profiles