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About the security content of iOS 13.5 and iPadOS 13.5

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# About the security content of iOS 13.5 and iPadOS 13.5 This document describes the security content of iOS 13.5 and iPadOS 13.5. ## 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](<https://support.apple.com/kb/HT201222>) page. Apple security documents reference vulnerabilities by [CVE-ID](<http://cve.mitre.org/about/>) when possible. For more information about security, see the [Apple Product Security](<https://support.apple.com/kb/HT201220>) page. ## iOS 13.5 and iPadOS 13.5 Released May 20, 2020 **Accounts** Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch 7th generation Impact: A remote attacker may be able to cause a denial of service Description: A denial of service issue was addressed with improved input validation. CVE-2020-9827: Jannik Lorenz of SEEMOO @ TU Darmstadt **AirDrop** Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch 7th generation Impact: A remote attacker may be able to cause a denial of service Description: A denial of service issue was addressed with improved input validation. CVE-2020-9826: Dor Hadad of Palo Alto Networks **AppleMobileFileIntegrity** Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch 7th generation Impact: A malicious application could interact with system processes to access private information and perform privileged actions Description: An entitlement parsing issue was addressed with improved parsing. CVE-2020-9842: Linus Henze (pinauten.de) **Audio** Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch 7th generation Impact: Processing a maliciously crafted audio file may lead to arbitrary code execution Description: An out-of-bounds read was addressed with improved bounds checking. CVE-2020-9815: Yu Zhou (@yuzhou6666) working with Trend Micro Zero Day Initiative **Audio** Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch 7th generation Impact: Processing a maliciously crafted audio file may lead to arbitrary code execution Description: An out-of-bounds read was addressed with improved input validation. CVE-2020-9791: Yu Zhou (@yuzhou6666) working with Trend Micro Zero Day Initiative **Bluetooth** Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch 7th generation Impact: An attacker in a privileged network position may be able to intercept Bluetooth traffic Description: An issue existed with the use of a PRNG with low entropy. This issue was addressed with improved state management. CVE-2020-6616: Jörn Tillmanns (@matedealer) and Jiska Classen (@naehrdine) of Secure Mobile Networking Lab **Bluetooth** Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch 7th generation Impact: A remote attacker may be able to cause arbitrary code execution Description: An out-of-bounds read was addressed with improved bounds checking. CVE-2020-9838: Dennis Heinze (@ttdennis) of TU Darmstadt, Secure Mobile Networking Lab **CoreText** Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch 7th generation Impact: Processing a maliciously crafted text message may lead to application denial of service Description: A validation issue was addressed with improved input sanitization. CVE-2020-9829: Aaron Perris (@aaronp613), an anonymous researcher, an anonymous researcher, Carlos S Tech, Sam Menzies of Sam’s Lounge, Sufiyan Gouri of Lovely Professional University, India, Suleman Hasan Rathor of Arabic-Classroom.com **FaceTime** Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch 7th generation Impact: A user’s video may not be paused in a FaceTime call if they exit the FaceTime app while the call is ringing Description: An issue existed in the pausing of FaceTime video. The issue was resolved with improved logic. CVE-2020-9835: Olivier Levesque (@olilevesque) **File System** Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch 7th generation Impact: A remote attacker may be able to modify the file system Description: A logic issue was addressed with improved restrictions. CVE-2020-9820: Thijs Alkemade of Computest **FontParser** Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch 7th generation Impact: Opening a maliciously crafted PDF file may lead to an unexpected application termination or arbitrary code execution Description: An out-of-bounds write issue was addressed with improved bounds checking. CVE-2020-9816: Peter Nguyen Vu Hoang of STAR Labs working with Trend Micro Zero Day Initiative **ImageIO** Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch 7th generation Impact: Processing a maliciously crafted image may lead to arbitrary code execution Description: An out-of-bounds read was addressed with improved input validation. CVE-2020-3878: Samuel Groß of Google Project Zero **ImageIO** Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch 7th generation Impact: Processing a maliciously crafted image may lead to arbitrary code execution Description: An out-of-bounds write issue was addressed with improved bounds checking. CVE-2020-9789: Wenchao Li of VARAS@IIE CVE-2020-9790: Xingwei Lin of Ant-financial Light-Year Security Lab **IPSec** Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch 7th generation Impact: A remote attacker may be able to leak memory Description: An out-of-bounds read was addressed with improved bounds checking. CVE-2020-9837: Thijs Alkemade of Computest **Kernel** Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch 7th generation Impact: A malicious application may be able to execute arbitrary code with kernel privileges Description: A memory corruption issue was addressed with improved state management. CVE-2020-9821: Xinru Chi and Tielei Wang of Pangu Lab **Kernel** Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch 7th generation Impact: A malicious application may be able to determine another application's memory layout Description: An information disclosure issue was addressed by removing the vulnerable code. CVE-2020-9797: an anonymous researcher **Kernel** Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch 7th generation Impact: A malicious application may be able to execute arbitrary code with kernel privileges Description: An integer overflow was addressed through improved input validation. CVE-2020-9852: Tao Huang and Tielei Wang of Pangu Lab **Kernel** Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch 7th generation Impact: An application may be able to execute arbitrary code with kernel privileges Description: A use after free issue was addressed with improved memory management. CVE-2020-9795: Zhuo Liang of Qihoo 360 Vulcan Team **Kernel** Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch 7th generation Impact: An application may be able to cause unexpected system termination or write kernel memory Description: A memory corruption issue was addressed with improved state management. CVE-2020-9808: Xinru Chi and Tielei Wang of Pangu Lab **Kernel** Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch 7th generation Impact: A local user may be able to read kernel memory Description: An information disclosure issue was addressed with improved state management. CVE-2020-9811: Tielei Wang of Pangu Lab CVE-2020-9812: derrek (@derrekr6) **Kernel** Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch 7th generation Impact: A malicious application may be able to execute arbitrary code with kernel privileges Description: A logic issue existed resulting in memory corruption. This was addressed with improved state management. CVE-2020-9813: Xinru Chi of Pangu Lab CVE-2020-9814: Xinru Chi and Tielei Wang of Pangu Lab **Kernel** Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch 7th generation Impact: A malicious application may be able to determine kernel memory layout Description: An information disclosure issue was addressed with improved state management. CVE-2020-9809: Benjamin Randazzo (@____benjamin) **libxpc** Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch 7th generation Impact: A malicious application may be able to overwrite arbitrary files Description: A path handling issue was addressed with improved validation. CVE-2020-9994: Apple Entry added September 21, 2020 **Mail** Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch 7th generation Impact: Processing a maliciously crafted mail message may lead to heap corruption Description: A memory consumption issue was addressed with improved memory handling. CVE-2020-9819: ZecOps.com **Mail** Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch 7th generation Impact: Processing a maliciously crafted mail message may lead to unexpected memory modification or application termination Description: An out-of-bounds write issue was addressed with improved bounds checking. CVE-2020-9818: ZecOps.com **Messages** Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch 7th generation Impact: Users removed from an iMessage conversation may still be able to alter state Description: This issue was addressed with improved checks. CVE-2020-9823: Suryansh Mansharamani, student of Community Middle School, Plainsboro, New Jersey **Notifications** Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch 7th generation Impact: A person with physical access to an iOS device may be able to view notification contents from the lockscreen Description: An authorization issue was addressed with improved state management. CVE-2020-9848: Nima **rsync** Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch 7th generation Impact: A remote attacker may be able to overwrite existing files Description: A validation issue existed in the handling of symlinks. This issue was addressed with improved validation of symlinks. CVE-2014-9512: gaojianfeng Entry added July 28, 2020 **Sandbox** Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch 7th generation Impact: A malicious application may be able to bypass Privacy preferences Description: An access issue was addressed with additional sandbox restrictions. CVE-2020-9825: Sreejith Krishnan R (@skr0x1C0) **Security** Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch 7th generation Impact: An application may be able to gain elevated privileges Description: A logic issue was addressed with improved validation. CVE-2020-9854: Ilias Morad (A2nkF) Entry added July 28, 2020 **SQLite** Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch 7th generation Impact: A malicious application may cause a denial of service or potentially disclose memory contents Description: An out-of-bounds read was addressed with improved bounds checking. CVE-2020-9794 **System Preferences** Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch 7th generation Impact: An application may be able to gain elevated privileges Description: A race condition was addressed with improved state handling. CVE-2020-9839: @jinmo123, @setuid0x0_, and @insu_yun_en of @SSLab_Gatech working with Trend Micro’s Zero Day Initiative **USB Audio** Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch 7th generation Impact: A USB device may be able to cause a denial of service Description: A validation issue was addressed with improved input sanitization. CVE-2020-9792: Andy Davis of NCC Group **WebKit** Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch 7th generation Impact: Processing maliciously crafted web content may lead to universal cross site scripting Description: A logic issue was addressed with improved restrictions. CVE-2020-9805: an anonymous researcher **WebKit** Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch 7th generation Impact: Processing maliciously crafted web content may lead to arbitrary code execution Description: A logic issue was addressed with improved restrictions. CVE-2020-9802: Samuel Groß of Google Project Zero **WebKit** Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch 7th generation Impact: A remote attacker may be able to cause arbitrary code execution Description: A logic issue was addressed with improved restrictions. CVE-2020-9850: @jinmo123, @setuid0x0_, and @insu_yun_en of @SSLab_Gatech working with Trend Micro’s Zero Day Initiative **WebKit** Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch 7th generation Impact: Processing maliciously crafted web content may lead to a cross site scripting attack Description: An input validation issue was addressed with improved input validation. CVE-2020-9843: Ryan Pickren (ryanpickren.com) **WebKit** Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch 7th generation Impact: Processing maliciously crafted web content may lead to arbitrary code execution Description: A memory corruption issue was addressed with improved validation. CVE-2020-9803: Wen Xu of SSLab at Georgia Tech **WebKit** Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch 7th generation Impact: Processing maliciously crafted web content may lead to arbitrary code execution Description: A memory corruption issue was addressed with improved state management. CVE-2020-9806: Wen Xu of SSLab at Georgia Tech CVE-2020-9807: Wen Xu of SSLab at Georgia Tech **WebKit** Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch 7th generation Impact: Processing maliciously crafted web content may lead to arbitrary code execution Description: A type confusion issue was addressed with improved memory handling. CVE-2020-9800: Brendan Draper (@6r3nd4n) working with Trend Micro Zero Day Initiative **WebRTC** Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch 7th generation Impact: Processing maliciously crafted web content may result in the disclosure of process memory Description: An access issue was addressed with improved memory management. CVE-2019-20503: natashenka of Google Project Zero **Wi-Fi** Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch 7th generation Impact: A remote attacker may be able to cause unexpected system termination or corrupt kernel memory Description: A double free issue was addressed with improved memory management. CVE-2020-9844: Ian Beer of Google Project Zero **Wi-Fi** Available for: iPhone 6s and later, iPad Air 2 and later, iPad mini 4 and later, and iPod touch 7th generation Impact: An application may be able to execute arbitrary code with kernel privileges Description: A memory corruption issue was addressed with improved state management. CVE-2020-9830: Tielei Wang of Pangu Lab Entry added August 10, 2020 ## Additional recognition **Bluetooth** We would like to acknowledge Maximilian von Tschirschnitz (@maxinfosec1) of Technical University Munich and Ludwig Peuckert of Technical University Munich for their assistance. **CoreText** We would like to acknowledge Jiska Classen (@naehrdine) and Dennis Heinze (@ttdennis) of Secure Mobile Networking Lab for their assistance. **Device Analytics** We would like to acknowledge Mohamed Ghannam (@_simo36) for their assistance. **ImageIO** We would like to acknowledge Lei Sun for their assistance. **IOHIDFamily** We would like to acknowledge Andy Davis of NCC Group for their assistance. **IPSec** We would like to acknowledge Thijs Alkemade of Computest for their assistance. Entry added August 10, 2020 **Kernel** We would like to acknowledge Brandon Azad of Google Project Zero for their assistance. **Safari** We would like to acknowledge Jeffball of GRIMM and Luke Walker of Manchester Metropolitan University for their assistance. **WebKit** We would like to acknowledge Aidan Dunlap of UT Austin for their assistance. 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. [Contact the vendor](<http://support.apple.com/kb/HT2693>) for additional information. Published Date: November 02, 2023


Affected Software


CPE Name Name Version
ios 13.5
ipados 13.5

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