CVE-2024-27834
Description
The issue was addressed with improved checks. This issue is fixed in Safari 17.5, iOS 16.7.8 and iPadOS 16.7.8, iOS 17.5 and iPadOS 17.5, macOS Sonoma 14.5, tvOS 17.5, watchOS 10.5. An attacker with arbitrary read and write capability may be able to bypass Pointer Authentication.
How to fix
Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.
CISA due date: Nov 18, 2026- apple safari17.5 or later
- apple ipados17.5, 16.7.8 or later
- apple iphone_os17.5, 16.7.8 or later
- apple macos14.5 or later
- apple tvos17.5 or later
- apple watchos10.5 or later
- webkitgtk webkitgtk2.44.2 or later
- wpewebkit wpe_webkit2.44.2 or later
- support.apple.com/en-us/120896
- support.apple.com/en-us/120898
- support.apple.com/en-us/120901
- support.apple.com/en-us/120902
- support.apple.com/en-us/120903
- support.apple.com/en-us/120905
- support.apple.com/en-us/HT214101
- support.apple.com/en-us/HT214102
- support.apple.com/en-us/HT214103
- support.apple.com/en-us/HT214104
- support.apple.com/en-us/HT214106
- support.apple.com/kb/HT214100
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| apple safari | v < 17.5 | 17.5 |
| apple ipados | v < 17.5, v < 16.7.8, 17.0 ≤ v < 17.5 | 17.5, 16.7.8 |
| apple iphone_os | v < 17.5, v < 16.7.8, 17.0 ≤ v < 17.5 | 17.5, 16.7.8 |
| apple macos | 14.0 ≤ v < 14.5, v < 14.5 | 14.5 |
| apple tvos | v < 17.5 | 17.5 |
| apple watchos | v < 10.5 | 10.5 |
| webkitgtk webkitgtk | v < 2.44.2 | 2.44.2 |
| wpewebkit wpe_webkit | v < 2.44.2 | 2.44.2 |
| fedoraproject fedora | 39, 40 | — |
Check your version
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Attack Surface Management
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