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GeezerVison is showing support.apple.com — About the security content of macOS Catalina 10.15.3, Security Update 2020-001 Mojave, Security Update 2020-001 High Sierra - Apple Support About the security content of macOS Catalina 10.15.3, Security Update 2020-001 Mojave, Security Update 2020-001 High SierraThis document describes the security content of macOS Catalina 10.15.3, Security Update 2020-001 Mojave, Security Update 2020-001 High Sierra. About Apple security updatesFor 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. Apple security documents reference vulnerabilities by CVE-ID when possible. For more information about security, see the Apple Product Security page. macOS Catalina 10.15.3, Security Update 2020-001 Mojave, Security Update 2020-001 High SierraReleased January 28, 2020
AnnotationKit Available for: macOS Catalina 10.15.2 Impact: A remote attacker may be able to cause unexpected application termination or arbitrary code execution Description: An out-of-bounds read was addressed with improved input validation. CVE-2020-3877: an anonymous researcher working with Trend Micro's Zero Day Initiative apache_mod_php Available for: macOS High Sierra 10.13.6, macOS Mojave 10.14.6, macOS Catalina 10.15.2 Impact: Multiple issues in PHP Description: Multiple issues were addressed by updating to PHP version 7.3.11. CVE-2019-11043 Audio Available for: macOS Catalina 10.15.2 Impact: An application may be able to execute arbitrary code with system privileges Description: A memory corruption issue was addressed with improved memory handling. CVE-2020-3857: Zhuo Liang of Qihoo 360 Vulcan Team autofs Available for: macOS Catalina 10.15.2 Impact: Searching for and opening a file from an attacker controlled NFS mount may bypass Gatekeeper Description: This was addressed with additional checks by Gatekeeper on files mounted through a network share. CVE-2020-3866: Jose Castro Almeida (@HackerOn2Wheels) and René Kroka (@rene_kroka) CoreBluetooth Available for: macOS Mojave 10.14.6, macOS High Sierra 10.13.6, macOS Catalina 10.15.2 Impact: A remote attacker may be able to cause unexpected application termination or arbitrary code execution Description: A memory corruption issue was addressed with improved input validation. CVE-2020-3848: Jianjun Dai of Qihoo 360 Alpha Lab CVE-2020-3849: Jianjun Dai of Qihoo 360 Alpha Lab CVE-2020-3850: Jianjun Dai of Qihoo 360 Alpha Lab Entry updated February 3, 2020
CoreBluetooth Available for: macOS Mojave 10.14.6, macOS High Sierra 10.13.6, macOS Catalina 10.15.2 Impact: A remote attacker may be able to leak memory Description: An out-of-bounds read was addressed with improved input validation. CVE-2020-3847: Jianjun Dai of Qihoo 360 Alpha Lab Entry updated February 3, 2020
Crash Reporter Available for: macOS Mojave 10.14.6, macOS High Sierra 10.13.6, macOS Catalina 10.15.2 Impact: A malicious application may be able to access restricted files Description: A validation issue existed in the handling of symlinks. This issue was addressed with improved validation of symlinks. CVE-2020-3835: Csaba Fitzl (@theevilbit) crontab Available for: macOS Catalina 10.15.2 Impact: An application may be able to execute arbitrary code with system privileges Description: A memory corruption issue was addressed with improved memory handling. CVE-2020-3863: James Hutchins Entry added September 8, 2020
Found in Apps Available for: macOS Catalina 10.15.2 Impact: Encrypted data may be inappropriately accessed Description: An issue existed with Siri Suggestions access to encrypted data. The issue was fixed by limiting access to encrypted data. CVE-2020-9774: Bob Gendler of the National Institute of Standards and Technology Entry updated July 28, 2020
Image Processing Available for: macOS High Sierra 10.13.6, macOS Mojave 10.14.6, macOS Catalina 10.15.2 Impact: Viewing a maliciously crafted JPEG file may lead to arbitrary code execution Description: A memory corruption issue was addressed with improved input validation. CVE-2020-3827: Samuel Groß of Google Project Zero ImageIO Available for: macOS Mojave 10.14.6, macOS High Sierra 10.13.6, macOS Catalina 10.15.2 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-2020-3826: Samuel Groß of Google Project Zero CVE-2020-3870 CVE-2020-3878: Samuel Groß of Google Project Zero CVE-2020-3880: Samuel Groß of Google Project Zero Entry updated April 4, 2020
Intel Graphics Driver Available for: macOS Mojave 10.14.6, macOS Catalina 10.15.2 Impact: An application may be able to execute arbitrary code with system privileges Description: A memory corruption issue was addressed with improved memory handling. CVE-2020-3845: Zhuo Liang of Qihoo 360 Vulcan Team IOAcceleratorFamily Available for: macOS Catalina 10.15.2 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-2020-3837: Brandon Azad of Google Project Zero IOThunderboltFamily Available for: macOS Catalina 10.15.2 Impact: An application may be able to gain elevated privileges Description: A use after free issue was addressed with improved memory management. CVE-2020-3851: Xiaolong Bai and Min (Spark) Zheng of Alibaba Inc. and Luyi Xing of Indiana University Bloomington Entry added April 4, 2020
IPSec Available for: macOS Catalina 10.15.2 Impact: Loading a maliciously crafted racoon configuration file may lead to arbitrary code execution Description: An off by one issue existed in the handling of racoon configuration files. This issue was addressed through improved bounds checking. CVE-2020-3840: @littlelailo Kernel Available for: macOS High Sierra 10.13.6, macOS Mojave 10.14.6, macOS Catalina 10.15.2 Impact: An application may be able to read restricted memory Description: A validation issue was addressed with improved input sanitization. CVE-2020-3875: Brandon Azad of Google Project Zero Kernel Available for: macOS Catalina 10.15.2 Impact: An application may be able to read restricted memory Description: A memory initialization issue was addressed with improved memory handling. CVE-2020-3872: Haakon Garseg Mørk of Cognite and Cim Stordal of Cognite Kernel Available for: macOS High Sierra 10.13.6, macOS Mojave 10.14.6, macOS Catalina 10.15.2 Impact: A malicious application may be able to execute arbitrary code with system privileges Description: A type confusion issue was addressed with improved memory handling. CVE-2020-3853: Brandon Azad of Google Project Zero Kernel Available for: macOS High Sierra 10.13.6, macOS Mojave 10.14.6, macOS Catalina 10.15.2 Impact: A malicious application may be able to determine kernel memory layout Description: An access issue was addressed with improved memory management. CVE-2020-3836: Brandon Azad of Google Project Zero Kernel Available for: macOS High Sierra 10.13.6, macOS Mojave 10.14.6, macOS Catalina 10.15.2 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-2020-3842: Ned Williamson working with Google Project Zero CVE-2020-3871: Corellium libxml2 Available for: macOS Mojave 10.14.6, macOS High Sierra 10.13.6, macOS Catalina 10.15.2 Impact: Processing maliciously crafted XML may lead to an unexpected application termination or arbitrary code execution Description: A buffer overflow was addressed with improved size validation. CVE-2020-3846: Ranier Vilela Entry updated February 3, 2020
libxpc Available for: macOS High Sierra 10.13.6, macOS Mojave 10.14.6, macOS Catalina 10.15.2 Impact: Processing a maliciously crafted string may lead to heap corruption Description: A memory corruption issue was addressed with improved input validation. CVE-2020-3856: Ian Beer of Google Project Zero libxpc Available for: macOS High Sierra 10.13.6, macOS Mojave 10.14.6, macOS Catalina 10.15.2 Impact: An application may be able to gain elevated privileges Description: An out-of-bounds read was addressed with improved bounds checking. CVE-2020-3829: Ian Beer of Google Project Zero PackageKit Available for: macOS High Sierra 10.13.6, macOS Mojave 10.14.6, macOS Catalina 10.15.2 Impact: A malicious application may be able to overwrite arbitrary files Description: A validation issue existed in the handling of symlinks. This issue was addressed with improved validation of symlinks. CVE-2020-3830: Csaba Fitzl (@theevilbit) Security Available for: macOS Catalina 10.15.2 Impact: A malicious application may be able to break out of its sandbox Description: A logic issue was addressed with improved restrictions. CVE-2020-3854: Jakob Rieck (@0xdead10cc) and Maximilian Blochberger of the Security in Distributed Systems Group of University of Hamburg Entry updated February 3, 2020
sudo Available for: macOS High Sierra 10.13.6, macOS Mojave 10.14.6, macOS Catalina 10.15.2 Impact: Certain configurations may allow a local attacker to execute arbitrary code Description: A buffer overflow issue was addressed with improved memory handling. CVE-2019-18634: Apple System Available for: macOS High Sierra 10.13.6, macOS Mojave 10.14.6 Impact: A malicious application may be able to overwrite arbitrary files Description: An access issue was addressed with improved access restrictions. CVE-2020-3855: Csaba Fitzl (@theevilbit) Wi-Fi Available for: macOS Catalina 10.15.2 Impact: An application may be able to read restricted memory Description: A validation issue was addressed with improved input sanitization. CVE-2020-3839: s0ngsari of Theori and Lee of Seoul National University working with Trend Micro's Zero Day Initiative Wi-Fi Available for: macOS Mojave 10.14.6, macOS High Sierra 10.13.6, macOS Catalina 10.15.2 Impact: A remote attacker may be able to cause unexpected system termination or corrupt kernel memory Description: A memory corruption issue was addressed with improved input validation. CVE-2020-3843: Ian Beer of Google Project Zero Entry updated May 13, 2020
wifivelocityd Available for: macOS High Sierra 10.13.6, macOS Mojave 10.14.6, macOS Catalina 10.15.2 Impact: An application may be able to execute arbitrary code with system privileges Description: The issue was addressed with improved permissions logic. CVE-2020-3838: Dayton Pidhirney (@_watbulb) Additional recognitionPhotos Storage We would like to acknowledge Allison Husain of UC Berkeley for their assistance. Entry updated March 19, 2020
SharedFileList We would like to acknowledge Patrick Wardle of Jamf for their assistance. Entry added April 4, 2020
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