Release appearance
iOS 3.0.1 Public
Recorded context
About this appearance
The public iPhone OS 3.0.1 update was a focused CoreTelephony security release correcting malicious SMS message handling.
- Date
- Jul 31, 2009
- Availability
- available
- Revision
- No
Release notes
What changed
Original editorial synthesis. Linked references appear with the claims they support and in the source ledger.
Apple’s archived security index dates iPhone OS 3.0.1 to July 31, 2009. The corresponding advisory identifies one documented change: safer decoding of SMS messages in CoreTelephony.[1][2]
Apple said a crafted SMS could previously interrupt service or execute code. This article does not infer unrelated maintenance changes, feature additions, or an undocumented build record.[1]
Source ledger
References
Sources are linked to the claims they support. Publication and access dates are shown when available.
- About the security content of iOS 3.0.1
Apple Support · 2009-07-31T00:00:00Z · CoreTelephony — CVE-2009-2204
- Apple security updates (15-Jan-2008 to 03-Dec-2009)
Apple Support · Apple · 2026-07-30 · iOS 3.0.1 — 31 July 2009
- About the security content of iOS 3.0.1
Apple Support · 2009-07-31T00:00:00Z · iOS 3.0.1 security content
Release changes
Changed in this release
Features, fixes, removals, and regressions first observed in this release record.
security · fixed
SMS decoding memory safety
The focused update corrected a memory-corruption flaw that Apple said could cause a service interruption or arbitrary code execution when a malicious SMS arrived.
- [1] About the security content of iOS 3.0.1 · CoreTelephony — CVE-2009-2204