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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2021.2485.2 iOS 14.7 and iPadOS 14.7 22 July 2021 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: iOS iPadOS Publisher: Apple Operating System: Apple iOS Impact/Access: Execute Arbitrary Code/Commands -- Remote with User Interaction Increased Privileges -- Existing Account Denial of Service -- Remote with User Interaction Access Confidential Data -- Remote with User Interaction Unauthorised Access -- Existing Account Resolution: Patch/Upgrade CVE Names: CVE-2021-30804 CVE-2021-30802 CVE-2021-30800 CVE-2021-30799 CVE-2021-30798 CVE-2021-30797 CVE-2021-30796 CVE-2021-30795 CVE-2021-30792 CVE-2021-30791 CVE-2021-30789 CVE-2021-30788 CVE-2021-30786 CVE-2021-30785 CVE-2021-30781 CVE-2021-30780 CVE-2021-30779 CVE-2021-30776 CVE-2021-30775 CVE-2021-30774 CVE-2021-30773 CVE-2021-30770 CVE-2021-30769 CVE-2021-30768 CVE-2021-30763 CVE-2021-30760 CVE-2021-30759 CVE-2021-30758 CVE-2021-30748 CVE-2021-3518 CVE-2020-36331 CVE-2020-36330 CVE-2020-36329 CVE-2020-36328 CVE-2018-25014 CVE-2018-25011 CVE-2018-25010 Reference: ESB-2021.2388 ESB-2021.2175 ESB-2021.2039 Original Bulletin: https://support.apple.com/HT212601 Revision History: July 22 2021: Corrected product tag July 22 2021: Initial Release - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 APPLE-SA-2021-07-21-1 iOS 14.7 and iPadOS 14.7 iOS 14.7 and iPadOS 14.7 addresses the following issues. Information about the security content is also available at https://support.apple.com/HT212601. iOS 14.7 released July 19, 2021; iPadOS 14.7 released July 21, 2021 ActionKit Available for: iPhone 6s and later, iPad Pro (all models), iPad Air 2 and later, iPad 5th generation and later, iPad mini 4 and later, and iPod touch (7th generation) Impact: A shortcut may be able to bypass Internet permission requirements Description: An input validation issue was addressed with improved input validation. CVE-2021-30763: Zachary Keffaber (@QuickUpdate5) Audio Available for: iPhone 6s and later, iPad Pro (all models), iPad Air 2 and later, iPad 5th generation and later, iPad mini 4 and later, and iPod touch (7th generation) Impact: A local attacker may be able to cause unexpected application termination or arbitrary code execution Description: This issue was addressed with improved checks. CVE-2021-30781: tr3e AVEVideoEncoder Available for: iPhone 6s and later, iPad Pro (all models), iPad Air 2 and later, iPad 5th generation 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-2021-30748: George Nosenko CoreAudio Available for: iPhone 6s and later, iPad Pro (all models), iPad Air 2 and later, iPad 5th generation 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: A memory corruption issue was addressed with improved state management. CVE-2021-30775: JunDong Xie of Ant Security Light-Year Lab CoreAudio Available for: iPhone 6s and later, iPad Pro (all models), iPad Air 2 and later, iPad 5th generation and later, iPad mini 4 and later, and iPod touch (7th generation) Impact: Playing a malicious audio file may lead to an unexpected application termination Description: A logic issue was addressed with improved validation. CVE-2021-30776: JunDong Xie of Ant Security Light-Year Lab CoreGraphics Available for: iPhone 6s and later, iPad Pro (all models), iPad Air 2 and later, iPad 5th generation 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: A race condition was addressed with improved state handling. CVE-2021-30786: ryuzaki CoreText Available for: iPhone 6s and later, iPad Pro (all models), iPad Air 2 and later, iPad 5th generation and later, iPad mini 4 and later, and iPod touch (7th generation) Impact: Processing a maliciously crafted font file may lead to arbitrary code execution Description: An out-of-bounds read was addressed with improved input validation. CVE-2021-30789: Mickey Jin (@patch1t) of Trend Micro, Sunglin of Knownsec 404 team Crash Reporter Available for: iPhone 6s and later, iPad Pro (all models), iPad Air 2 and later, iPad 5th generation and later, iPad mini 4 and later, and iPod touch (7th generation) Impact: A malicious application may be able to gain root privileges Description: A logic issue was addressed with improved validation. CVE-2021-30774: Yizhuo Wang of Group of Software Security In Progress (G.O.S.S.I.P) at Shanghai Jiao Tong University CVMS Available for: iPhone 6s and later, iPad Pro (all models), iPad Air 2 and later, iPad 5th generation and later, iPad mini 4 and later, and iPod touch (7th generation) Impact: A malicious application may be able to gain root privileges Description: An out-of-bounds write issue was addressed with improved bounds checking. CVE-2021-30780: Tim Michaud(@TimGMichaud) of Zoom Video Communications dyld Available for: iPhone 6s and later, iPad Pro (all models), iPad Air 2 and later, iPad 5th generation and later, iPad mini 4 and later, and iPod touch (7th generation) Impact: A sandboxed process may be able to circumvent sandbox restrictions Description: A logic issue was addressed with improved validation. CVE-2021-30768: Linus Henze (pinauten.de) Find My Available for: iPhone 6s and later, iPad Pro (all models), iPad Air 2 and later, iPad 5th generation and later, iPad mini 4 and later, and iPod touch (7th generation) Impact: A malicious application may be able to access Find My data Description: A permissions issue was addressed with improved validation. CVE-2021-30804: Csaba Fitzl (@theevilbit) of Offensive Security FontParser Available for: iPhone 6s and later, iPad Pro (all models), iPad Air 2 and later, iPad 5th generation and later, iPad mini 4 and later, and iPod touch (7th generation) Impact: Processing a maliciously crafted font file may lead to arbitrary code execution Description: An integer overflow was addressed through improved input validation. CVE-2021-30760: Sunglin of Knownsec 404 team FontParser Available for: iPhone 6s and later, iPad Pro (all models), iPad Air 2 and later, iPad 5th generation and later, iPad mini 4 and later, and iPod touch (7th generation) Impact: Processing a maliciously crafted tiff file may lead to a denial-of-service or potentially disclose memory contents Description: This issue was addressed with improved checks. CVE-2021-30788: tr3e working with Trend Micro Zero Day Initiative FontParser Available for: iPhone 6s and later, iPad Pro (all models), iPad Air 2 and later, iPad 5th generation and later, iPad mini 4 and later, and iPod touch (7th generation) Impact: Processing a maliciously crafted font file may lead to arbitrary code execution Description: A stack overflow was addressed with improved input validation. CVE-2021-30759: hjy79425575 working with Trend Micro Zero Day Initiative Identity Service Available for: iPhone 6s and later, iPad Pro (all models), iPad Air 2 and later, iPad 5th generation and later, iPad mini 4 and later, and iPod touch (7th generation) Impact: A malicious application may be able to bypass code signing checks Description: An issue in code signature validation was addressed with improved checks. CVE-2021-30773: Linus Henze (pinauten.de) Image Processing Available for: iPhone 6s and later, iPad Pro (all models), iPad Air 2 and later, iPad 5th generation 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 use after free issue was addressed with improved memory management. CVE-2021-30802: Matthew Denton of Google Chrome Security ImageIO Available for: iPhone 6s and later, iPad Pro (all models), iPad Air 2 and later, iPad 5th generation 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: This issue was addressed with improved checks. CVE-2021-30779: Jzhu, Ye Zhang(@co0py_Cat) of Baidu Security ImageIO Available for: iPhone 6s and later, iPad Pro (all models), iPad Air 2 and later, iPad 5th generation 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: A buffer overflow was addressed with improved bounds checking. CVE-2021-30785: CFF of Topsec Alpha Team, Mickey Jin (@patch1t) of Trend Micro Kernel Available for: iPhone 6s and later, iPad Pro (all models), iPad Air 2 and later, iPad 5th generation and later, iPad mini 4 and later, and iPod touch (7th generation) Impact: A malicious attacker with arbitrary read and write capability may be able to bypass Pointer Authentication Description: A logic issue was addressed with improved state management. CVE-2021-30769: Linus Henze (pinauten.de) Kernel Available for: iPhone 6s and later, iPad Pro (all models), iPad Air 2 and later, iPad 5th generation and later, iPad mini 4 and later, and iPod touch (7th generation) Impact: An attacker that has already achieved kernel code execution may be able to bypass kernel memory mitigations Description: A logic issue was addressed with improved validation. CVE-2021-30770: Linus Henze (pinauten.de) libxml2 Available for: iPhone 6s and later, iPad Pro (all models), iPad Air 2 and later, iPad 5th generation 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: This issue was addressed with improved checks. CVE-2021-3518 Measure Available for: iPhone 6s and later, iPad Pro (all models), iPad Air 2 and later, iPad 5th generation and later, iPad mini 4 and later, and iPod touch (7th generation) Impact: Multiple issues in libwebp Description: Multiple issues were addressed by updating to version 1.2.0. CVE-2018-25010 CVE-2018-25011 CVE-2018-25014 CVE-2020-36328 CVE-2020-36329 CVE-2020-36330 CVE-2020-36331 Model I/O Available for: iPhone 6s and later, iPad Pro (all models), iPad Air 2 and later, iPad 5th generation and later, iPad mini 4 and later, and iPod touch (7th generation) Impact: Processing a maliciously crafted image may lead to a denial of service Description: A logic issue was addressed with improved validation. CVE-2021-30796: Mickey Jin (@patch1t) of Trend Micro Model I/O Available for: iPhone 6s and later, iPad Pro (all models), iPad Air 2 and later, iPad 5th generation 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 was addressed with improved input validation. CVE-2021-30792: Anonymous working with Trend Micro Zero Day Initiative Model I/O Available for: iPhone 6s and later, iPad Pro (all models), iPad Air 2 and later, iPad 5th generation and later, iPad mini 4 and later, and iPod touch (7th generation) Impact: Processing a maliciously crafted file may disclose user information Description: An out-of-bounds read was addressed with improved bounds checking. CVE-2021-30791: Anonymous working with Trend Micro Zero Day Initiative TCC Available for: iPhone 6s and later, iPad Pro (all models), iPad Air 2 and later, iPad 5th generation and later, iPad mini 4 and later, and iPod touch (7th generation) Impact: A malicious application may be able to bypass certain Privacy preferences Description: A logic issue was addressed with improved state management. CVE-2021-30798: Mickey Jin (@patch1t) of Trend Micro WebKit Available for: iPhone 6s and later, iPad Pro (all models), iPad Air 2 and later, iPad 5th generation 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 state handling. CVE-2021-30758: Christoph Guttandin of Media Codings WebKit Available for: iPhone 6s and later, iPad Pro (all models), iPad Air 2 and later, iPad 5th generation 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 use after free issue was addressed with improved memory management. CVE-2021-30795: Sergei Glazunov of Google Project Zero WebKit Available for: iPhone 6s and later, iPad Pro (all models), iPad Air 2 and later, iPad 5th generation and later, iPad mini 4 and later, and iPod touch (7th generation) Impact: Processing maliciously crafted web content may lead to code execution Description: This issue was addressed with improved checks. CVE-2021-30797: Ivan Fratric of Google Project Zero WebKit Available for: iPhone 6s and later, iPad Pro (all models), iPad Air 2 and later, iPad 5th generation 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: Multiple memory corruption issues were addressed with improved memory handling. CVE-2021-30799: Sergei Glazunov of Google Project Zero Wi-Fi Available for: iPhone 6s and later, iPad Pro (all models), iPad Air 2 and later, iPad 5th generation and later, iPad mini 4 and later, and iPod touch (7th generation) Impact: Joining a malicious Wi-Fi network may result in a denial of service or arbitrary code execution Description: This issue was addressed with improved checks. CVE-2021-30800: vm_call, Nozhdar Abdulkhaleq Shukri Additional recognition Assets We would like to acknowledge Cees Elzinga for their assistance. CoreText We would like to acknowledge Mickey Jin (@patch1t) of Trend Micro for their assistance. Safari We would like to acknowledge an anonymous researcher for their assistance. Sandbox We would like to acknowledge Csaba Fitzl (@theevilbit) of Offensive Security for their assistance. Installation note: This update is available through iTunes and Software Update on your iOS device, and will not appear in your computer's Software Update application, or in the Apple Downloads site. Make sure you have an Internet connection and have installed the latest version of iTunes from https://www.apple.com/itunes/ iTunes and Software Update on the device will automatically check Apple's update server on its weekly schedule. When an update is detected, it is downloaded and the option to be installed is presented to the user when the iOS device is docked. We recommend applying the update immediately if possible. Selecting Don't Install will present the option the next time you connect your iOS device. The automatic update process may take up to a week depending on the day that iTunes or the device checks for updates. You may manually obtain the update via the Check for Updates button within iTunes, or the Software Update on your device. To check that the iPhone, iPod touch, or iPad has been updated: * Navigate to Settings * Select General * Select About * The version after applying this update will be "14.7" Information will also be posted to the Apple Security Updates web site: https://support.apple.com/kb/HT201222 This message is signed with Apple's Product Security PGP key, and details are available at: https://www.apple.com/support/security/pgp/ - -----BEGIN PGP SIGNATURE----- iQIzBAEBCAAdFiEEbURczHs1TP07VIfuZcsbuWJ6jjAFAmD4r8YACgkQZcsbuWJ6 jjB5LBAAkEy25fNpo8rg42bsyJwWsSQQxPN79JFxQ6L8tqdsM+MZk86dUKtsRQ47 mxarMf4uBwiIOtrGSCGHLIxXAzLqPY47NDhO+ls0dVxGMETkoR/287AeLnw2ITh3 DM0H/pco4hRhPh8neYTMjNPMAgkepx+r7IqbaHWapn42nRC4/2VkEtVGltVDLs3L K0UQP0cjy2w9KvRF33H3uKNCaCTJrVkDBLKWC7rPPpomwp3bfmbQHjs0ixV5Y8l5 3MfNmCuhIt34zAjVELvbE/PUXgkmsECbXHNZOct7ZLAbceneVKtSmynDtoEN0ajM JiJ6j+FCtdfB3xHk3cHqB6sQZm7fDxdK3z91MZvSZwwmdhJeHD/TxcItRlHNOYA1 FSi0Q954DpIqz3Fs4DGE7Vwz0g5+o5qup8cnw9oLXBdqZwWANuLsQlHlioPbcDhl r1DmwtghmDYFUeSMnzHu/iuRepEju+BRMS3ybCm5j+I3kyvAV8pyvqNNRLfJn+w+ Wl/lwXTtXbgsNPR7WJCBJffxB0gOGZaIG1blSGCY89t2if0vD95R5sRsrnaxuqWc qmtRdBfbmjxk/G+6t1sd4wFglTNovHiLIHXh17cwdIWMB35yFs7VA35833/rF4Oo jOF1D12o58uAewxAsK+cTixe7I9U5Awkad2Jz19V3qHnRWGqtVg= =8E1h - -----END PGP SIGNATURE----- _______________________________________________ - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. 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On call after hours for member emergencies only. =========================================================================== -----BEGIN PGP SIGNATURE----- Comment: http://www.auscert.org.au/render.html?it=1967 iQIVAwUBYPkBU+NLKJtyKPYoAQi47A//UPSKVa8lLcezvnTRNCfy53HKrJImyS/8 o3jlczMPdqwvqk8wHbUoWQ7pdk9nekoiLcz6Nvs+8mU8Dh0yEJYmiHY/PQ5b5ARC cYrAYWscqn5MxzAfXT0jN6TFABaLa4EvF+LTQxePagtJT2Zw817DXNdxLe8kaT78 Gpr6d47gCl30fksmzU9Uva3MMpAUPo7PYBs4dESDxgUe6WsLlXeLjE5MqGO0f0Ly LxxQ8Uu1Ew5ydk0K7bbiSCyMPDvOTDulnGgp6NKR9YAusrcFre6q6qRZpg8twwtw xghgQu1HMZpXX6r4Zx2SCs6Vbp1GqPI/KBfe32QOymp1wTthzHfFGdwcZPb6/CSs xcgtRC1bdXOVXac74J38gQ0xVQZIZHvImtZrG+UcbiCVlXtjHj3GCfK9GufEq1MC LS/Wnuz8u61d0zty6EZpIGeI+jkYqPX9xFToQxZ59KQeXCxf6YdJRp8ZGwLlDy07 bXzUmsAioyRZUNz7As36fpCCzBdFUZbi6ru6ALNPsOMb3mE/+W9LNEopbEmg8xMY /BhBX3K6w207zS/mIdNKtq2tkolx9yGAFgKqsOOHGBUWL3qzEtsD1FYpZx3gXCn4 Ui0rWA+ZFx8cygnfoD6T2O04VQx414y9WfnfE8GCG29jWWePlQIAoARiEE8RcXlm Cp5NFXfKpV8= =QdmS -----END PGP SIGNATURE-----