site_archiver@lists.apple.com Delivered-To: security-announce@lists.apple.com -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 APPLE-SA-2021-09-20-8 Additional information for APPLE-SA-2021-09-13-4 Security Update 2021-005 Catalina Security Update 2021-005 Catalina addresses the following issues. Information about the security content is also available at https://support.apple.com/HT212805. CoreGraphics Available for: macOS Catalina Impact: Processing a maliciously crafted PDF may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited. Description: An integer overflow was addressed with improved input validation. CVE-2021-30860: The Citizen Lab CoreServices Available for: macOS Catalina Impact: A sandboxed process may be able to circumvent sandbox restrictions Description: An access issue was addressed with improved access restrictions. CVE-2021-30783: an anonymous researcher, Ron Hass (@ronhass7) of Perception Point Entry added September 20, 2021 CUPS Available for: macOS Catalina Impact: A local attacker may be able to elevate their privileges Description: A permissions issue existed. This issue was addressed with improved permission validation. CVE-2021-30827: an anonymous researcher Entry added September 20, 2021 CUPS Available for: macOS Catalina Impact: A local user may be able to read arbitrary files as root Description: This issue was addressed with improved checks. CVE-2021-30828: an anonymous researcher Entry added September 20, 2021 CUPS Available for: macOS Catalina Impact: A local user may be able to execute arbitrary files Description: A URI parsing issue was addressed with improved parsing. CVE-2021-30829: an anonymous researcher Entry added September 20, 2021 curl Available for: macOS Catalina Impact: curl could potentially reveal sensitive internal information to the server using a clear-text network protocol Description: A buffer overflow was addressed with improved input validation. CVE-2021-22925 Entry added September 20, 2021 CVMS Available for: macOS Catalina Impact: A local attacker may be able to elevate their privileges Description: A memory corruption issue was addressed with improved state management. CVE-2021-30832: Mickey Jin (@patch1t) of Trend Micro Entry added September 20, 2021 FontParser Available for: macOS Catalina Impact: Processing a maliciously crafted dfont file may lead to arbitrary code execution Description: This issue was addressed with improved checks. CVE-2021-30841: Xingwei Lin of Ant Security Light-Year Lab CVE-2021-30842: Xingwei Lin of Ant Security Light-Year Lab CVE-2021-30843: Xingwei Lin of Ant Security Light-Year Lab Entry added September 20, 2021 ImageIO Available for: macOS Catalina Impact: Processing a maliciously crafted image may lead to arbitrary code execution Description: This issue was addressed with improved checks. CVE-2021-30835: Ye Zhang of Baidu Security CVE-2021-30847: Mike Zhang of Pangu Lab Entry added September 20, 2021 Kernel Available for: macOS Catalina Impact: A malicious application may be able to execute arbitrary code with kernel privileges Description: A memory corruption issue was addressed with improved memory handling. CVE-2021-30830: Zweig of Kunlun Lab Entry added September 20, 2021 Kernel Available for: macOS Catalina Impact: A malicious application may be able to execute arbitrary code with kernel privileges Description: An out-of-bounds read was addressed with improved input validation. CVE-2021-30865: Zweig of Kunlun Lab Entry added September 20, 2021 Kernel Available for: macOS Catalina Impact: Mounting a maliciously crafted NFS network share may lead to arbitrary code execution with system privileges Description: A race condition was addressed with additional validation. CVE-2020-29622: Jordy Zomer of Certified Secure Entry added September 20, 2021 Kernel Available for: macOS Catalina Impact: A malicious application may be able to execute arbitrary code with kernel privileges Description: A race condition was addressed with improved locking. CVE-2021-30857: Zweig of Kunlun Lab Entry added September 20, 2021 Kernel Available for: macOS Catalina Impact: A malicious application may be able to execute arbitrary code with kernel privileges Description: A type confusion issue was addressed with improved state handling. CVE-2021-30859: Apple Entry added September 20, 2021 libexpat Available for: macOS Catalina Impact: A remote attacker may be able to cause a denial of service Description: This issue was addressed by updating expat to version 2.4.1. CVE-2013-0340: an anonymous researcher Entry added September 20, 2021 Preferences Available for: macOS Catalina Impact: An 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-2021-30855: Zhipeng Huo (@R3dF09) and Yuebin Sun (@yuebinsun2020) of Tencent Security Xuanwu Lab (xlab.tencent.com) Entry added September 20, 2021 Sandbox Available for: macOS Catalina Impact: A user may gain access to protected parts of the file system Description: An access issue was addressed with improved access restrictions. CVE-2021-30850: an anonymous researcher Entry added September 20, 2021 SMB Available for: macOS Catalina Impact: A remote attacker may be able to leak memory Description: A logic issue was addressed with improved state management. CVE-2021-30844: Peter Nguyen Vu Hoang of STAR Labs Entry added September 20, 2021 TCC Available for: macOS Catalina Impact: A malicious application may be able to bypass Privacy preferences Description: A permissions issue was addressed with improved validation. CVE-2021-30713: an anonymous researcher Entry added September 20, 2021 Additional recognition Bluetooth We would like to acknowledge say2 of ENKI for their assistance. Entry added September 20, 2021 CoreML We would like to acknowledge hjy79425575 working with Trend Micro Zero Day Initiative for their assistance. Entry added September 20, 2021 CUPS We would like to acknowledge an anonymous researcher for their assistance. Entry added September 20, 2021 Kernel We would like to acknowledge Anthony Steinhauser of Google's Safeside project for their assistance. Entry added September 20, 2021 smbx We would like to acknowledge Zhongcheng Li (CK01) for their assistance. Entry added September 20, 2021 Installation note: This update may be obtained from the Mac App Store or Apple's Software Downloads web site: https://support.apple.com/downloads/ 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----- iQIzBAEBCAAdFiEEePiLW1MrMjw19XzoeC9qKD1prhgFAmFI888ACgkQeC9qKD1p rhhvSA/+MzMvNJUS7KUDdIBNgVfzpgGLGGy0ewyCCuLaTFGPPtVVMlgXgo0Q1ds4 NQJ47AWXUkOEPotUdaMXYXTTlNRrS/rHuhrUar8tNgXVOuTIFoa0AaGNVFLbklxz KRte/SqDIY7PdWobflBTeeROlFq0/lIys+cyI3TtWezCGaGcdFO0Ckhv76UFUUUi qnB3hjxXVCkbwbetl6EMPQiIYpOzU8KOn95T3E24buRO8CxNdwYbZOkHqYaCAYLX Fm0lPtX4VknTdwjwhMTmNrbrMmc7TPOLEUavTNv0ghslYbywX3Iwj6f2mC5ZArUB klKZwLWPl8cOJmwMADnSpQc5VR+umM0fJdxsHajJu9/eWAuVK35IFJbQcZyP0Urv N+B8V4tk9D+I1NmU+12QIAlmUnnAmnzCBa/qE+FIGCyyBQgSM6WdmwXmWvQPX9/1 q7fVqW6zZv1A7z2Qal82sRkLH1APsoRGUQlw+uttmh6rKoLpNgH4ZJ4Xhqcq/S4k DgL85EvidWgaaTIj9+mI5NmqbY0E8/rkHtjxaOY9wyjpWiw2rSO7SXLTuDIRMBlt hlBR20e5/ZqdKxxAE+U31ZI8PzJhEU4PoCL5xcciXxBOilxhUgVLGDgmZol117Sy +wX/g7wuaorhnCsOIWNBC/up76pBJlCe+nsOoWNPFdgP5qw2pZY= =QJxi -----END PGP SIGNATURE----- _______________________________________________ Do not post admin requests to the list. 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