-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 APPLE-SA-2021-05-25-4 Security Update 2021-003 Catalina Security Update 2021-003 Catalina addresses the following issues. Information about the security content is also available at https://support.apple.com/HT212530. AMD Available for: macOS Catalina Impact: A local user may be able to cause unexpected system termination or read kernel memory Description: A logic issue was addressed with improved state management. CVE-2021-30676: shrek_wzw AMD Available for: macOS Catalina Impact: A remote attacker may be able to cause unexpected application termination or arbitrary code execution Description: A logic issue was addressed with improved state management. CVE-2021-30678: Yu Wang of Didi Research America AppleScript Available for: macOS Catalina Impact: A malicious application may bypass Gatekeeper checks Description: A logic issue was addressed with improved state management. CVE-2021-30669: Yair Hoffmann Audio Available for: macOS Catalina Impact: Parsing a maliciously crafted audio file may lead to disclosure of user information Description: This issue was addressed with improved checks. CVE-2021-30685: Mickey Jin (@patch1t) of Trend Micro Core Services Available for: macOS Catalina Impact: A malicious application may be able to gain root privileges Description: A validation issue existed in the handling of symlinks. This issue was addressed with improved validation of symlinks. CVE-2021-30681: Zhongcheng Li (CK01) CVMS Available for: macOS Catalina Impact: A local attacker may be able to elevate their privileges Description: This issue was addressed with improved checks. CVE-2021-30724: Mickey Jin (@patch1t) of Trend Micro Dock Available for: macOS Catalina Impact: A malicious application may be able to access a user's call history Description: An access issue was addressed with improved access restrictions. CVE-2021-30673: Josh Parnham (@joshparnham) Graphics Drivers Available for: macOS Catalina Impact: A remote attacker may cause an unexpected application termination or arbitrary code execution Description: A logic issue was addressed with improved state management. CVE-2021-30684: Liu Long of Ant Security Light-Year Lab Heimdal Available for: macOS Catalina Impact: A malicious application may cause a denial of service or potentially disclose memory contents Description: A memory corruption issue was addressed with improved state management. CVE-2021-30710: Gabe Kirkpatrick (@gabe_k) Heimdal Available for: macOS Catalina Impact: A remote attacker may be able to cause a denial of service Description: A race condition was addressed with improved locking. CVE-2021-1884: Gabe Kirkpatrick (@gabe_k) Heimdal Available for: macOS Catalina Impact: Processing maliciously crafted server messages may lead to heap corruption Description: This issue was addressed with improved checks. CVE-2021-1883: Gabe Kirkpatrick (@gabe_k) Heimdal Available for: macOS Catalina Impact: A local user may be able to leak sensitive user information Description: A logic issue was addressed with improved state management. CVE-2021-30697: Gabe Kirkpatrick (@gabe_k) Heimdal Available for: macOS Catalina Impact: A malicious application could execute arbitrary code leading to compromise of user information Description: A use after free issue was addressed with improved memory management. CVE-2021-30683: Gabe Kirkpatrick (@gabe_k) ImageIO Available for: macOS Catalina Impact: Processing a maliciously crafted image may lead to disclosure of user information Description: An out-of-bounds read was addressed with improved bounds checking. CVE-2021-30687: Hou JingYi (@hjy79425575) of Qihoo 360 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-2021-30701: Mickey Jin (@patch1t) of Trend Micro and Ye Zhang of Baidu Security ImageIO Available for: macOS Catalina 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-2021-30743: CFF of Topsec Alpha Team, an anonymous researcher, and Jeonghoon Shin(@singi21a) of THEORI working with Trend Micro Zero Day Initiative ImageIO Available for: macOS Catalina Impact: Processing a maliciously crafted ASTC file may disclose memory contents Description: This issue was addressed with improved checks. CVE-2021-30705: Ye Zhang of Baidu Security Intel Graphics Driver Available for: macOS Catalina Impact: A malicious application may be able to execute arbitrary code with kernel privileges Description: An out-of-bounds write issue was addressed with improved bounds checking. CVE-2021-30728: Liu Long of Ant Security Light-Year Lab Kernel Available for: macOS Catalina Impact: An application may be able to execute arbitrary code with kernel privileges Description: A logic issue was addressed with improved state management. CVE-2021-30704: an anonymous researcher Kernel Available for: macOS Catalina Impact: Processing a maliciously crafted message may lead to a denial of service Description: A logic issue was addressed with improved state management. CVE-2021-30715: The UK's National Cyber Security Centre (NCSC) Login Window Available for: macOS Catalina Impact: A person with physical access to a Mac may be able to bypass Login Window Description: A logic issue was addressed with improved state management. CVE-2021-30702: Jewel Lambert of Original Spin, LLC. Model I/O Available for: macOS Catalina Impact: Processing a maliciously crafted USD file may disclose memory contents Description: An information disclosure issue was addressed with improved state management. CVE-2021-30723: Mickey Jin (@patch1t) of Trend Micro CVE-2021-30691: Mickey Jin (@patch1t) of Trend Micro CVE-2021-30694: Mickey Jin (@patch1t) of Trend Micro CVE-2021-30692: Mickey Jin (@patch1t) of Trend Micro Model I/O Available for: macOS Catalina Impact: Processing a maliciously crafted USD file may disclose memory contents Description: An out-of-bounds read was addressed with improved input validation. CVE-2021-30746: Mickey Jin (@patch1t) of Trend Micro Model I/O Available for: macOS Catalina Impact: Processing a maliciously crafted image may lead to arbitrary code execution Description: A validation issue was addressed with improved logic. CVE-2021-30693: Mickey Jin (@patch1t) & Junzhi Lu (@pwn0rz) of Trend Micro Model I/O Available for: macOS Catalina Impact: Processing a maliciously crafted USD file may disclose memory contents Description: An out-of-bounds read was addressed with improved bounds checking. CVE-2021-30695: Mickey Jin (@patch1t) & Junzhi Lu (@pwn0rz) of Trend Micro Model I/O Available for: macOS Catalina Impact: Processing a maliciously crafted USD file may lead to unexpected application termination or arbitrary code execution Description: An out-of-bounds read was addressed with improved input validation. CVE-2021-30708: Mickey Jin (@patch1t) & Junzhi Lu (@pwn0rz) of Trend Micro Model I/O Available for: macOS Catalina Impact: Processing a maliciously crafted USD file may disclose memory contents Description: This issue was addressed with improved checks. CVE-2021-30709: Mickey Jin (@patch1t) of Trend Micro Model I/O Available for: macOS Catalina Impact: Processing a maliciously crafted USD file may lead to unexpected application termination or arbitrary code execution Description: A memory corruption issue was addressed with improved state management. CVE-2021-30725: Mickey Jin (@patch1t) of Trend Micro NSOpenPanel Available for: macOS Catalina Impact: An application may be able to gain elevated privileges Description: This issue was addressed by removing the vulnerable code. CVE-2021-30679: Gabe Kirkpatrick (@gabe_k) OpenLDAP Available for: macOS Catalina Impact: A remote attacker may be able to cause a denial of service Description: This issue was addressed with improved checks. CVE-2020-36226 CVE-2020-36229 CVE-2020-36225 CVE-2020-36224 CVE-2020-36223 CVE-2020-36227 CVE-2020-36228 CVE-2020-36221 CVE-2020-36222 CVE-2020-36230 smbx Available for: macOS Catalina Impact: An attacker in a privileged network position may be able to perform denial of service Description: A logic issue was addressed with improved state management. CVE-2021-30716: Aleksandar Nikolic of Cisco Talos smbx Available for: macOS Catalina Impact: An attacker in a privileged network position may be able to execute arbitrary code Description: A memory corruption issue was addressed with improved state management. CVE-2021-30717: Aleksandar Nikolic of Cisco Talos smbx Available for: macOS Catalina Impact: A remote attacker may be able to cause unexpected application termination or arbitrary code execution Description: A logic issue was addressed with improved state management. CVE-2021-30712: Aleksandar Nikolic of Cisco Talos smbx Available for: macOS Catalina Impact: An attacker in a privileged network position may be able to leak sensitive user information Description: A path handling issue was addressed with improved validation. CVE-2021-30721: Aleksandar Nikolic of Cisco Talos smbx Available for: macOS Catalina Impact: An attacker in a privileged network position may be able to leak sensitive user information Description: An information disclosure issue was addressed with improved state management. CVE-2021-30722: Aleksandar Nikolic of Cisco Talos TCC Available for: macOS Catalina Impact: A malicious application may be able to send unauthorized Apple events to Finder Description: A validation issue was addressed with improved logic. CVE-2021-30671: Ryan Bell (@iRyanBell) Additional recognition App Store We would like to acknowledge Thijs Alkemade of Computest Research Division for their assistance. CFString We would like to acknowledge an anonymous researcher for their assistance. CoreCapture We would like to acknowledge Zuozhi Fan (@pattern_F_) of Ant- financial TianQiong Security Lab for their assistance. 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----- iQIzBAEBCAAdFiEEbURczHs1TP07VIfuZcsbuWJ6jjAFAmCtU9EACgkQZcsbuWJ6 jjD30A//Y8naJNtsWjb81/k7PogzAk9k+9JXaW42pICvHllxSybcOt+hH8p59vsc UaNjdJOLjkkG0R4yRR0yU9vDlMu+cXmexmhMb8+dQ49PDjOXu4yqFXOUhezohGCP THgTqgTX5iItY57uF/AQfPpZK1zC39xBPfWbtRVNkzGkHX/OEoI1VheK1gXaZcDv q35GpiB3N28M+5U0sn4rqhNyQobNltCtAx/EEbDmfT+m7EwSuDYiCuH/bEQM0tzB dpLAp0w9Tjrz4R/FwyYpZolEUKyNEwHCHRLCg4djWz/cZJvQB4zjXQ6rjkJ0tUPT Hsb+c7JH/DNFZHD33V1xVEvsZCZNEyozZiRCwe0/yNrS8I5fPUUC7mCBMAIoOnrJ EqfOOq57M5w0s5IFFBwHWDUuVxW4ZjGjUlqNCcWVnET7iwgen0edfw3b8ErVKyFs OQkQmoyqaWzNHhcdZ3M7outWMFyVptIK013akfyH1kWjp8SElXq7+bF3eprE/FSI bqhqLtEFfmolRnHU0XP/wD5BxU1hAjVnnclBE7/R0gda2MlJ1XSHX0gRtrOsmw8K L8uGTk+xzYL6YXUrH3UBkrytxEpfGrIjvctIc1OOFlN6883nSceWHFCF6v/1UiMJ ioqUKtHryoL4nRpeepEHQU4VknDa6MFnieEOOpsNdforVJKwdkAö1C -----END PGP SIGNATURE-----