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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2022.2412 macOS Big Sur 11.6.6 17 May 2022 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: macOS Big Sur 11.6.6 Publisher: Apple Operating System: macOS Resolution: Patch/Upgrade CVE Names: CVE-2022-26776 CVE-2022-26770 CVE-2022-26769 CVE-2022-26768 CVE-2022-26767 CVE-2022-26766 CVE-2022-26763 CVE-2022-26761 CVE-2022-26757 CVE-2022-26756 CVE-2022-26755 CVE-2022-26751 CVE-2022-26748 CVE-2022-26746 CVE-2022-26745 CVE-2022-26728 CVE-2022-26726 CVE-2022-26723 CVE-2022-26722 CVE-2022-26721 CVE-2022-26720 CVE-2022-26718 CVE-2022-26715 CVE-2022-26714 CVE-2022-26712 CVE-2022-26706 CVE-2022-26698 CVE-2022-26697 CVE-2022-23308 CVE-2022-22721 CVE-2022-22720 CVE-2022-22719 CVE-2022-22675 CVE-2022-22674 CVE-2022-22665 CVE-2022-22663 CVE-2022-22589 CVE-2022-0778 CVE-2022-0530 CVE-2022-0128 CVE-2021-46059 CVE-2021-45444 CVE-2021-44790 CVE-2021-44224 CVE-2021-4193 CVE-2021-4192 CVE-2021-4187 CVE-2021-4173 CVE-2021-4166 CVE-2021-4136 CVE-2018-25032 Original Bulletin: https://support.apple.com/HT213256 Comment: CVSS (Max): 9.8* CVE-2022-22721 (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H) CVSS Source: [NVD], Red Hat Calculator: https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H * Not all CVSS available when published - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 APPLE-SA-2022-05-16-3 macOS Big Sur 11.6.6 macOS Big Sur 11.6.6 addresses the following issues. Information about the security content is also available at https://support.apple.com/HT213256. apache Available for: macOS Big Sur Impact: Multiple issues in apache Description: Multiple issues were addressed by updating apache to version 2.4.53. CVE-2021-44224 CVE-2021-44790 CVE-2022-22719 CVE-2022-22720 CVE-2022-22721 AppKit Available for: macOS Big Sur Impact: A malicious application may be able to gain root privileges Description: A logic issue was addressed with improved validation. CVE-2022-22665: Lockheed Martin Red Team AppleAVD Available for: macOS Big Sur Impact: An application may be able to execute arbitrary code with kernel privileges. Apple is aware of a report that this issue may have been actively exploited. Description: An out-of-bounds write issue was addressed with improved bounds checking. CVE-2022-22675: an anonymous researcher AppleGraphicsControl Available for: macOS Big Sur Impact: Processing a maliciously crafted image may lead to arbitrary code execution Description: A memory corruption issue was addressed with improved input validation. CVE-2022-26751: Michael DePlante (@izobashi) of Trend Micro Zero Day Initiative AppleScript Available for: macOS Big Sur Impact: Processing a maliciously crafted AppleScript binary may result in unexpected application termination or disclosure of process memory Description: An out-of-bounds read issue was addressed with improved bounds checking. CVE-2022-26698: Qi Sun of Trend Micro AppleScript Available for: macOS Big Sur Impact: Processing a maliciously crafted AppleScript binary may result in unexpected application termination or disclosure of process memory Description: An out-of-bounds read issue was addressed with improved input validation. CVE-2022-26697: Qi Sun and Robert Ai of Trend Micro CoreTypes Available for: macOS Big Sur Impact: A malicious application may bypass Gatekeeper checks Description: This issue was addressed with improved checks to prevent unauthorized actions. CVE-2022-22663: Arsenii Kostromin (0x3c3e) CVMS Available for: macOS Big Sur Impact: A malicious application may be able to gain root privileges Description: A memory initialization issue was addressed. CVE-2022-26721: Yonghwi Jin (@jinmo123) of Theori CVE-2022-26722: Yonghwi Jin (@jinmo123) of Theori DriverKit Available for: macOS Big Sur Impact: A malicious application may be able to execute arbitrary code with system privileges Description: An out-of-bounds access issue was addressed with improved bounds checking. CVE-2022-26763: Linus Henze of Pinauten GmbH (pinauten.de) Graphics Drivers Available for: macOS Big Sur Impact: A local user may be able to read kernel memory Description: An out-of-bounds read issue existed that led to the disclosure of kernel memory. This was addressed with improved input validation. CVE-2022-22674: an anonymous researcher Intel Graphics Driver Available for: macOS Big Sur 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-2022-26720: Liu Long of Ant Security Light-Year Lab Intel Graphics Driver Available for: macOS Big Sur Impact: A malicious application may be able to execute arbitrary code with kernel privileges Description: An out-of-bounds read issue was addressed with improved input validation. CVE-2022-26770: Liu Long of Ant Security Light-Year Lab Intel Graphics Driver Available for: macOS Big Sur Impact: An application may be able to execute arbitrary code with kernel privileges Description: An out-of-bounds write issue was addressed with improved input validation. CVE-2022-26756: Jack Dates of RET2 Systems, Inc Intel Graphics Driver Available for: macOS Big Sur Impact: A malicious application may be able to execute arbitrary code with kernel privileges Description: A memory corruption issue was addressed with improved input validation. CVE-2022-26769: Antonio Zekic (@antoniozekic) Intel Graphics Driver Available for: macOS Big Sur Impact: Processing maliciously crafted web content may lead to arbitrary code execution Description: An out-of-bounds write issue was addressed with improved input validation. CVE-2022-26748: Jeonghoon Shin of Theori working with Trend Micro Zero Day Initiative IOMobileFrameBuffer Available for: macOS Big Sur 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-2022-26768: an anonymous researcher Kernel Available for: macOS Big Sur Impact: An application may be able to execute arbitrary code with kernel privileges Description: A memory corruption issue was addressed with improved validation. CVE-2022-26714: Peter Nguyá»\x{133}n VÅ© Hoàng (@peternguyen14) of STAR Labs (@starlabs_sg) Kernel Available for: macOS Big Sur 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-2022-26757: Ned Williamson of Google Project Zero LaunchServices Available for: macOS Big Sur Impact: A malicious application may be able to bypass Privacy preferences Description: The issue was addressed with additional permissions checks. CVE-2022-26767: Wojciech ReguÅ\x{130}a (@_r3ggi) of SecuRing LaunchServices Available for: macOS Big Sur Impact: A sandboxed process may be able to circumvent sandbox restrictions Description: An access issue was addressed with additional sandbox restrictions on third-party applications. CVE-2022-26706: Arsenii Kostromin (0x3c3e) libresolv Available for: macOS Big Sur Impact: An attacker may be able to cause unexpected application termination or arbitrary code execution Description: This issue was addressed with improved checks. CVE-2022-26776: Zubair Ashraf of Crowdstrike, Max Shavrick (@_mxms) of the Google Security Team LibreSSL Available for: macOS Big Sur Impact: Processing a maliciously crafted certificate may lead to a denial of service Description: A denial of service issue was addressed with improved input validation. CVE-2022-0778 libxml2 Available for: macOS Big Sur Impact: A remote attacker may be able to cause unexpected application termination or arbitrary code execution Description: A use after free issue was addressed with improved memory management. CVE-2022-23308 OpenSSL Available for: macOS Big Sur Impact: Processing a maliciously crafted certificate may lead to a denial of service Description: This issue was addressed with improved checks. CVE-2022-0778 PackageKit Available for: macOS Big Sur Impact: A malicious application may be able to modify protected parts of the file system Description: This issue was addressed by removing the vulnerable code. CVE-2022-26712: Mickey Jin (@patch1t) Printing Available for: macOS Big Sur Impact: A malicious application may be able to bypass Privacy preferences Description: This issue was addressed by removing the vulnerable code. CVE-2022-26746: @gorelics Security Available for: macOS Big Sur Impact: A malicious app may be able to bypass signature validation Description: A certificate parsing issue was addressed with improved checks. CVE-2022-26766: Linus Henze of Pinauten GmbH (pinauten.de) SMB Available for: macOS Big Sur Impact: An application may be able to gain elevated privileges Description: An out-of-bounds read issue was addressed with improved input validation. CVE-2022-26718: Peter Nguyá»\x{133}n VÅ© Hoàng of STAR Labs SMB Available for: macOS Big Sur Impact: Mounting a maliciously crafted Samba network share may lead to arbitrary code execution Description: A memory corruption issue was addressed with improved input validation. CVE-2022-26723: Felix Poulin-Belanger SMB Available for: macOS Big Sur Impact: An application may be able to gain elevated privileges Description: An out-of-bounds write issue was addressed with improved bounds checking. CVE-2022-26715: Peter Nguyá»\x{133}n VÅ© Hoàng of STAR Labs SoftwareUpdate Available for: macOS Big Sur Impact: A malicious application may be able to access restricted files Description: This issue was addressed with improved entitlements. CVE-2022-26728: Mickey Jin (@patch1t) TCC Available for: macOS Big Sur Impact: An app may be able to capture a user's screen Description: This issue was addressed with improved checks. CVE-2022-26726: an anonymous researcher Tcl Available for: macOS Big Sur Impact: A malicious application may be able to break out of its sandbox Description: This issue was addressed with improved environment sanitization. CVE-2022-26755: Arsenii Kostromin (0x3c3e) Vim Available for: macOS Big Sur Impact: Multiple issues in Vim Description: Multiple issues were addressed by updating Vim. CVE-2021-4136 CVE-2021-4166 CVE-2021-4173 CVE-2021-4187 CVE-2021-4192 CVE-2021-4193 CVE-2021-46059 CVE-2022-0128 WebKit Available for: macOS Big Sur Impact: Processing a maliciously crafted mail message may lead to running arbitrary javascript Description: A validation issue was addressed with improved input sanitization. CVE-2022-22589: Heige of KnownSec 404 Team (knownsec.com) and Bo Qu of Palo Alto Networks (paloaltonetworks.com) Wi-Fi Available for: macOS Big Sur Impact: A malicious application may disclose restricted memory Description: A memory corruption issue was addressed with improved validation. CVE-2022-26745: an anonymous researcher Wi-Fi Available for: macOS Big Sur 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-2022-26761: Wang Yu of Cyberserval zip Available for: macOS Big Sur Impact: Processing a maliciously crafted file may lead to a denial of service Description: A denial of service issue was addressed with improved state handling. CVE-2022-0530 zlib Available for: macOS Big Sur Impact: An 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-2018-25032: Tavis Ormandy zsh Available for: macOS Big Sur Impact: A remote attacker may be able to cause arbitrary code execution Description: This issue was addressed by updating to zsh version 5.8.1. CVE-2021-45444 Additional recognition Bluetooth We would like to acknowledge Jann Horn of Project Zero for their assistance. macOS Big Sur 11.6.6 may be obtained from the Mac App Store or Apple's Software Downloads web site: https://support.apple.com/downloads/ All information is also posted on the Apple Security Updates web site: https://support.apple.com/en-us/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----- iQIzBAEBCAAdFiEEePiLW1MrMjw19XzoeC9qKD1prhgFAmKC1TUACgkQeC9qKD1p rhgJBg/9HpPp6P2OtFdYHigfaoga/3szMAjXC650MlC2rF1lXyTRVsO54eupz4er K8Iud3+YnDVTUKkadftWt2XdxAADGtfEFhJW584RtnWjeli+XtGEjQ8jD1/MNPJW qtnrOh2pYG9SxolKDofhiecbYxIGppRKSDRFl0/3VGFed2FIpiRDunlttHBEhHu/ vZVSFzMrNbGvhju+ZCdwFLKXOgB851aRSeo9Xkt63tSGiee7rLmVAINyFbbPwcVP yXwMvn0TNodCBn0wBWD0+iQ3UXIDIYSPaM1Z0BQxVraEhK3Owro3JKgqNbWswMvj SY0KUulbAPs3aOeyz1BI70npYA3+Qwd+bk2hxbzbU/AxvxCrsEk04QfxLYqvj0mR VZYPcup2KAAkiTeekQ5X739r8NAyaaI+bp7FllFv/Z2jVW9kGgNIFr46R05MD9NF aC1JAZtJ4VWbMEGHnHAMrOgdGaHpryvzl2BjUXRgW27vIq5uF5YiNcpjS2BezTFc R2ojiMNRB33Y44LlH7Zv3gHm4bE3+NzcGeWvBzwOsHznk9Jiv6x2eBUxkttMlPyO zymQMONQN3bktSMT8JnmJ8rlEgISONd7NeTEzuhlGIWaWNAFmmBoPnBiPk+yC3n4 d22yFs6DLp2pJ+0zOWmTcqt1xYng05Jwj4F0KT49w0TO9Up79+o= =rtPl - -----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: https://auscert.org.au/gpg-key/ iQIVAwUBYoMqZskNZI30y1K9AQiqfRAAr7mVWhX6E3d0H2I7O4UbentCZ37sQ6tI BXwpPBnreRlqaAhbE6p6+OW3wHU+PTuR4KDxCR8a/mGsc0QMOeJ4oWg557tAb+15 X7UxDILYT3ShxC3xMrXgPwFe4HO2RvpecxnG1ocE6N3jH8boYNZaqkgHsuq/7fUS OKHOXEkGQEkcjFby0Of+nYpJeIYGiwG7XmoLUohR2EjGKdaxV/iZh+/d7AmiuQeS 7qAqK1IsMGQQZN5UhfFdrHvol2k93fALw0oxScmD7QgmLSXp9/1oxec0ptKGIrHp U+W+Y9zrdJ2zXj0ZQxjPqY1byR8Twhukw6qfbm2UFoTZ0MVeqBxpVQQFAibcjzTU XyCFl9WL/4vZuUMab2mmz3ncjpZoVMgdcDePJ8xfKe+55khvTYr4YTYie6smYTQb l0aNhqU4jtWQU2FIZRit21s+tx26zbbXS3Am6KQeB1cmZVPTc2xQwwXQZ32Y/59c ouLA4rCCGR2DeOPC45zOMCjM4YxyDIY9GmXlapmXEoTBcvMXgEqFxivFky9o/ep0 fTLHi5JU5saKNWLpkazqZmBfQO6CKeWPqvLHjdWR55IH0tePYvOs9h/6zODsUKir uEy7+LagVP5ZFs+WHjE4GEJClIxGpPWlRvFI7VOD8IAshLWxSUhZgGKv6n9ExLB1 VyAQwOZs4uo= =/fUn -----END PGP SIGNATURE-----