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About the security content of iOS 11.1
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| About the security content of iOS 11.1 | |
| This document describes the security content of iOS 11.1. | |
| About Apple security updates | |
| For our customers' protection, Apple doesn't disclose, discuss, or confirm security issues until an investigation has occurred and patches or releases are available. Recent releases are listed on the Apple security updates page. | |
| For more information about security, see the Apple Product Security page. You can encrypt communications with Apple using the Apple Product Security PGP Key. | |
| Apple security documents reference vulnerabilities by CVE-ID when possible. | |
| iOS 11.1 | |
| Released October 31, 2017 | |
| CoreText | |
| Available for: iPhone 5s and later, iPad Air and later, and iPod touch 6th generation | |
| Impact: Processing a maliciously crafted text file may lead to an unexpected application termination | |
| Description: A denial of service issue was addressed through improved memory handling. | |
| CVE-2017-13849: Ro of SavSec | |
| Kernel | |
| Available for: iPhone 5s and later, iPad Air and later, and iPod touch 6th generation | |
| Impact: An application may be able to execute arbitrary code with kernel privileges | |
| Description: A memory corruption issue was addressed with improved memory handling. | |
| CVE-2017-13799: an anonymous researcher | |
| Messages | |
| Available for: iPhone 5s and later, iPad Air and later, and iPod touch 6th generation | |
| Impact: A person with physical access to an iOS device may be able to access photos from the lock screen | |
| Description: A lock screen issue allowed access to photos via Reply With Message on a locked device. This issue was addressed with improved state management. | |
| CVE-2017-13844: Miguel Alvarado of iDeviceHelp INC | |
| Siri | |
| Available for: iPhone 5s and later, iPad Air and later, and iPod touch 6th generation | |
| Impact: A person with physical access to an iOS device may be able to use Siri to read notifications of content that is set not to be displayed at the lock screen | |
| Description: An issue existed with Siri permissions. This was addressed with improved permission checking. | |
| CVE-2017-13805: an anonymous researcher | |
| StreamingZip | |
| Available for: iPhone 5s and later, iPad Air and later, and iPod touch 6th generation | |
| Impact: A malicious zip file may be able modify restricted areas of the file system | |
| Description: A path handling issue was addressed with improved validation. | |
| CVE-2017-13804: @qwertyoruiopz at KJC Research Intl. S.R.L. | |
| UIKit | |
| Available for: iPhone 5s and later, iPad Air and later, and iPod touch 6th generation | |
| Impact: Characters in a secure text field might be revealed | |
| Description: The characters in a secure text field were revealed during focus change events. This issue was addressed through improved state management. | |
| CVE-2017-7113: an anonymous researcher, Duraiamuthan Harikrishnan of Tech Mahindra, Ricardo Sampayo of Bemo Ltd | |
| WebKit | |
| Available for: iPhone 5s and later, iPad Air and later, and iPod touch 6th generation | |
| Impact: Processing maliciously crafted web content may lead to arbitrary code execution | |
| Description: Multiple memory corruption issues were addressed with improved memory handling. | |
| CVE-2017-13784: Ivan Fratric of Google Project Zero | |
| CVE-2017-13783: Ivan Fratric of Google Project Zero | |
| CVE-2017-13785: Ivan Fratric of Google Project Zero | |
| CVE-2017-13788: xisigr of Tencent's Xuanwu Lab (tencent.com) | |
| CVE-2017-13802: Ivan Fratric of Google Project Zero | |
| CVE-2017-13792: Ivan Fratric of Google Project Zero | |
| CVE-2017-13795: Ivan Fratric of Google Project Zero | |
| CVE-2017-13798: Ivan Fratric of Google Project Zero | |
| CVE-2017-13796: Ivan Fratric of Google Project Zero | |
| CVE-2017-13794: Ivan Fratric of Google Project Zero | |
| CVE-2017-13793: Hanul Choi working with Trend Micro's Zero Day Initiative | |
| CVE-2017-13791: Ivan Fratric of Google Project Zero | |
| CVE-2017-13803: chenqin (陈钦) of Ant-financial Light-Year Security | |
| Wi-Fi | |
| Available for: iPhone 7 and later, and iPad Pro 9.7-inch (early 2016) and later | |
| Impact: An attacker in Wi-Fi range may force nonce reuse in WPA clients (Key Reinstallation Attacks - KRACK) | |
| Description: A logic issue existed in the handling of state transitions. This was addressed with improved state management. | |
| CVE-2017-13080: Mathy Vanhoef of the imec-DistriNet group at KU Leuven | |
| Information about products not manufactured by Apple, or independent websites not controlled or tested by Apple, is provided without recommendation or endorsement. Apple assumes no responsibility with regard to the selection, performance, or use of third-party websites or products. Apple makes no representations regarding third-party website accuracy or reliability. Risks are inherent in the use of the Internet. Contact the vendor for additional information. Other company and product names may be trademarks of their respective owners. | |
| Published Date: Nov 1, 2017 |
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