Apple iOS 11.1.2 update has been released to the public and available to download via iOS 11.1.2 IPSW links as well as OTA update. This latest iOS update contains lots of bug fixes and improvements along with most annoying error of iPhone X unresponsive screen after a swift temperature drop. You can download iOS 11.1.2 IPSW offline installer and install the latest iOS version on your device.

If you are one of them who are facing issues while using iPhone X or other iOS 11 compatible device, you can get the latest iOS 11.1.2 release and fix various issues. Apple promised to provide the patch for iPhone X as the users were facing issues while interacting with the OLED display during low temperature. You are recommended to apply the iOS security updates without any delay due to the security reasons.

download iOS 11.1.2 IPSW

iOS 11.1.2 IPSW links are available for iPhone X, 8, 7 Plus, 6s, 6, SE, 5s, iPad, iPod. You can download iOS IPSW file for your particular device and perform a fresh installation using iTunes. On the other hand, if you want to get iOS 11.1.2 OTA update, just navigate Settings > General > Software Update.

ios 11.1.2 OTA update

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Security Content of iOS 11.1.2 Update

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: Lufeng Li of Qihoo 360 Vulcan Team
Entry updated November 10, 2017

Kernel
Available for: iPhone 5s and later, iPad Air and later, and iPod touch 6th generation
Impact: A malicious application may be able to learn information about the presence and operation of other applications on the device.
Description: An application was able to access process information maintained by the operating system unrestricted. This issue was addressed through rate limiting.
CVE-2017-13852: Xiaokuan Zhang and Yinqian Zhang of The Ohio State University, Xueqiang Wang and XiaoFeng Wang of Indiana University Bloomington, and Xiaolong Bai of Tsinghua University
Entry added November 10, 2017

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: Yiğit Can YILMAZ (@yilmazcanyigit)
Entry updated November 10, 2017

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
CVE-2017-13783: Ivan Fratric of Google Project Zero
CVE-2017-13784: 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-2017-13791: Ivan Fratric of Google Project Zero
CVE-2017-13792: Ivan Fratric of Google Project Zero
CVE-2017-13793: Hanul Choi working with Trend Micro’s Zero Day Initiative
CVE-2017-13794: Ivan Fratric of Google Project Zero
CVE-2017-13795: Ivan Fratric of Google Project Zero
CVE-2017-13796: Ivan Fratric of Google Project Zero
CVE-2017-13797: Ivan Fratric of Google Project Zero
CVE-2017-13798: Ivan Fratric of Google Project Zero
CVE-2017-13802: Ivan Fratric of Google Project Zero
CVE-2017-13803: chenqin (陈钦) of Ant-financial Light-Year Security
Entry updated November 2, 2017

Wi-Fi
Available for: iPhone 8, iPhone 8 Plus, and iPhone X
Not impacted: iPhone 7, iPhone 7 Plus, iPhone 6s, iPhone 6s Plus, iPhone 6, iPhone 6 Plus, iPhone SE, iPhone 5s, iPad Air and later, and iPod Touch 6th generation
Impact: An attacker in Wi-Fi range may force nonce reuse in WPA unicast/PTK clients (Key Reinstallation Attacks – KRACK)
Description: A logic issue existed in the handling of state transitions. This was addressed with improved state management.
CVE-2017-13077: Mathy Vanhoef of the imec-DistriNet group at KU Leuven
CVE-2017-13078: Mathy Vanhoef of the imec-DistriNet group at KU Leuven
Entry updated November 3, 2017

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 multicast/GTK 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

iOS 11.1.2 Offline Installer for iPhone X / iOS 11.1.2 IPSW Links

iOS 11.1.2 Offline Installer for iPhone 8 / iOS 11.1.2 IPSW Links

iOS 11.1.2 Offline Installer for iPhone 7 / iOS 11.1.2 IPSW Links

iOS 11.1.2 Offline Installer for iPhone 6 / iOS 11.1.2 IPSW Links

iOS 11.1.2 Offline Installer for iPhone 5s / iOS 11.1.2 IPSW Links

iOS 11.1.2 IPSW for iPhone SE / iOS 11.1.2 IPSW Links

iOS 11.1.2 Offline Installer for iPad / iOS 11.1.2 IPSW Links

iOS 11.1.2 Offline Installer for iPad Pro / iOS 11.1.2 IPSW Links

iOS 11.1.2 Offline Installer for iPad Mini / iOS 11.1.2 IPSW Links

iOS 11.1.2 Offline Installer for iPad Air / iOS 11.1.2 IPSW Links

iOS 11.1.2 IPSW Offline Installer Link for iPod Touch 6th Generation

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