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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2018.0237 Multiple vulnerabilities have been identified in Apple MacOS 24 January 2018 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: Apple MacOS Publisher: Apple Operating System: OS X Impact/Access: Root Compromise -- Existing Account Execute Arbitrary Code/Commands -- Remote with User Interaction Access Privileged Data -- Existing Account Denial of Service -- Remote/Unauthenticated Provide Misleading Information -- Remote with User Interaction Unauthorised Access -- Existing Account Resolution: Patch/Upgrade CVE Names: CVE-2018-4100 CVE-2018-4098 CVE-2018-4097 CVE-2018-4096 CVE-2018-4094 CVE-2018-4093 CVE-2018-4092 CVE-2018-4091 CVE-2018-4090 CVE-2018-4089 CVE-2018-4088 CVE-2018-4086 CVE-2018-4085 CVE-2018-4084 CVE-2018-4082 CVE-2017-8817 CVE-2017-5754 Reference: ASB-2018.0009 ESB-2018.0236 ESB-2018.0233 ESB-2018.0226 ASB-2018.0002.4 Original Bulletin: https://support.apple.com/en-au/HT208465 - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA512 APPLE-SA-2018-1-23-2 macOS High Sierra 10.13.3, Security Update 2018-001 Sierra, and Security Update 2018-001 El Capitan macOS High Sierra 10.13.3, Security Update 2018-001 Sierra, and Security Update 2018-001 El Capitan are now available and address the following: Audio Available for: macOS High Sierra 10.13.2, macOS Sierra 10.12.6 Impact: Processing a maliciously crafted audio file may lead to arbitrary code execution Description: A memory corruption issue was addressed through improved input validation. CVE-2018-4094: Mingi Cho, MinSik Shin, Seoyoung Kim, Yeongho Lee and Taekyoung Kwon of the Information Security Lab, Yonsei University curl Available for: macOS High Sierra 10.13.2 Impact: Multiple issues in curl Description: An out-of-bounds read issue existed in the curl. This issue was addressed through improved bounds checking. CVE-2017-8817: found by OSS-Fuzz IOHIDFamily Available for: macOS High Sierra 10.13.2, macOS Sierra 10.12.6, OS X El Capitan 10.11.6 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-2018-4098: Siguza Kernel Available for: macOS Sierra 10.12.6, OS X El Capitan 10.11.6 Impact: An application may be able to read kernel memory (Meltdown) Description: Systems with microprocessors utilizing speculative execution and indirect branch prediction may allow unauthorized disclosure of information to an attacker with local user access via a side-channel analysis of the data cache. CVE-2017-5754: Jann Horn of Google Project Zero; Moritz Lipp of Graz University of Technology; Michael Schwarz of Graz University of Technology; Daniel Gruss of Graz University of Technology; Thomas Prescher of Cyberus Technology GmbH; Werner Haas of Cyberus Technology GmbH; Stefan Mangard of Graz University of Technology; Paul Kocher; Daniel Genkin of University of Pennsylvania and University of Maryland; Yuval Yarom of University of Adelaide and Data61; and Mike Hamburg of Rambus (Cryptography Research Division) Kernel Available for: macOS High Sierra 10.13.2 Impact: An application may be able to read restricted memory Description: A memory initialization issue was addressed through improved memory handling. CVE-2018-4090: Jann Horn of Google Project Zero Kernel Available for: macOS High Sierra 10.13.2 Impact: An application may be able to read restricted memory Description: A race condition was addressed through improved locking. CVE-2018-4092: an anonymous researcher Kernel Available for: macOS High Sierra 10.13.2, macOS Sierra 10.12.6, OS X El Capitan 10.11.6 Impact: A malicious application may be able to execute arbitrary code with kernel privileges Description: A memory corruption issue was addressed through improved input validation. CVE-2018-4082: Russ Cox of Google Kernel Available for: macOS High Sierra 10.13.2, macOS Sierra 10.12.6 Impact: An application may be able to execute arbitrary code with kernel privileges Description: A logic issue was addressed with improved validation. CVE-2018-4097: Resecurity, Inc. Kernel Available for: macOS High Sierra 10.13.2 Impact: An application may be able to read restricted memory Description: A validation issue was addressed with improved input sanitization. CVE-2018-4093: Jann Horn of Google Project Zero LinkPresentation Available for: macOS High Sierra 10.13.2, macOS Sierra 10.12.6.2 Impact: Processing a maliciously crafted text message may lead to application denial of service Description: A resource exhaustion issue was addressed through improved input validation. CVE-2018-4100: Abraham Masri (@cheesecakeufo) QuartzCore Available for: macOS High Sierra 10.13.2, macOS Sierra 10.12.6, OS X El Capitan 10.11.6 Impact: Processing maliciously crafted web content may lead to arbitrary code execution Description: A memory corruption issue existed in the processing of web content. This issue was addressed through improved input validation. CVE-2018-4085: Ret2 Systems Inc. working with Trend Micro's Zero Day Initiative Sandbox Available for: macOS High Sierra 10.13.2 Impact: A sandboxed process may be able to circumvent sandbox restrictions Description: An access issue was addressed through additional sandbox restrictions. CVE-2018-4091: Alex Gaynor of Mozilla Security Available for: macOS High Sierra 10.13.2, macOS Sierra 10.12.6 Impact: A certificate may have name constraints applied incorrectly Description: A certificate evaluation issue existed in the handling of name constraints. This issue was addressed through improved trust evaluation of certificates. CVE-2018-4086: Ian Haken of Netflix WebKit Available for: macOS High Sierra 10.13.2 Impact: Processing maliciously crafted web content may lead to arbitrary code execution Description: Multiple memory corruption issues were addressed with improved memory handling. CVE-2018-4088: Jeonghoon Shin of Theori CVE-2018-4089: Ivan Fratric of Google Project Zero CVE-2018-4096: found by OSS-Fuzz Wi-Fi Available for: macOS High Sierra 10.13.2, macOS Sierra 10.12.6, OS X El Capitan 10.11.6 Impact: An application may be able to read restricted memory Description: A validation issue was addressed with improved input sanitization. CVE-2018-4084: Hyung Sup Lee of Minionz, You Chan Lee of Hanyang University Installation note: macOS High Sierra 10.13.3, Security Update 2018-001 Sierra, and Security Update 2018-001 El Capitan 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----- iQJdBAEBCgBHFiEEcuX4rtoRe4X62yWlg6PvjDRstEYFAlpnnmApHHByb2R1Y3Qt c2VjdXJpdHktbm9yZXBseUBsaXN0cy5hcHBsZS5jb20ACgkQg6PvjDRstEZaqg/8 DAjzEHmWMZxkSl88DnX/Y9x39DQ1eV6O0Bsg/WQ2r6wZlRDnBOYdJtgJU0I9MjgT JjOj6M/l+YkVS3EJHcdQqAZ6RfSSMvIcRieHJ0Lfj6bfohKRLJxuloFVKar3lAsY fIdzqlFKqWvPY6Neto2iR7ZhTWDW7QiVwbgSR1fleEWEglWtTeJjL6mff73Mqexh 7VngVFIicrbjoFD7uY2dctgkP+no3dcFieyRWF/z8OAmAOIkAc/KMqFyj22DBDq5 hH1j07Eo0RLKMT+nPq3Vgir5JVVR68M4UvDnSDXGHmTRYaM2BT8osWqlehgFQ52F JhqAsJsKP1Mc9WZkly8OvBbZHJcIJryTSqytOOZRQuvg6fXHPOezajcpThTntGiI /YcmaFIt8bZ8c0GbQXTMY8YCJEHtG3zb/z+Wf0sABfzbtCt48e5CQD5HDsoZyiML J84Sbs1Lb5XFYsdZg5iUFukIJRqYwaf69BUgMmFPTOxkBL/KH7m4BmUtLeiStLYN ykdW2TQFEbM6ojPL9HrAyho0wdX2/G4jiemAk22fb/XQ6q9+57RyduE/MDiFW93a 2XcIzxlsRk37ISIPyEkQTF/L/DTMdnhgI+ZIwmaMwU8Hd48MMMg6MIWYctefvnyB a1pVFFlwHCfxBWYSVI2fkKwExlNNYXCOjGsN7TSBfNc= =pc7O - -----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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