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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2019.1696 tvOS 12.3 14 May 2019 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: Apple tvOS 12.3 Publisher: Apple Operating System: Mac OS Impact/Access: Root Compromise -- Remote with User Interaction Execute Arbitrary Code/Commands -- Remote with User Interaction Increased Privileges -- Remote with User Interaction Access Privileged Data -- Remote with User Interaction Modify Arbitrary Files -- Remote with User Interaction Denial of Service -- Existing Account Resolution: Patch/Upgrade CVE Names: CVE-2019-8637 CVE-2019-8628 CVE-2019-8623 CVE-2019-8622 CVE-2019-8620 CVE-2019-8619 CVE-2019-8615 CVE-2019-8611 CVE-2019-8610 CVE-2019-8609 CVE-2019-8608 CVE-2019-8607 CVE-2019-8605 CVE-2019-8602 CVE-2019-8601 CVE-2019-8600 CVE-2019-8598 CVE-2019-8597 CVE-2019-8596 CVE-2019-8595 CVE-2019-8594 CVE-2019-8593 CVE-2019-8591 CVE-2019-8587 CVE-2019-8586 CVE-2019-8585 CVE-2019-8584 CVE-2019-8583 CVE-2019-8577 CVE-2019-8576 CVE-2019-8574 CVE-2019-8571 CVE-2019-8568 CVE-2019-8560 CVE-2019-6237 Reference: ESB-2019.1032 ESB-2019.0991 ESB-2019.0990 ESB-2019.0989 Original Bulletin: https://support.apple.com/en-au/HT210120 - --------------------------BEGIN INCLUDED TEXT-------------------- APPLE-SA-2019-5-13-3 tvOS 12.3 tvOS 12.3 is now available and addresses the following: AppleFileConduit Available for: Apple TV 4K and Apple TV HD 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-2019-8593: Dany Lisiansky (@DanyL931) CoreAudio Available for: Apple TV 4K and Apple TV HD Impact: Processing a maliciously crafted movie file may lead to arbitrary code execution Description: An out-of-bounds read was addressed with improved input validation. CVE-2019-8585: riusksk of VulWar Corp working with Trend Micro's Zero Day Initiative Disk Images Available for: Apple TV 4K and Apple TV HD Impact: A malicious application may be able to read restricted memory Description: An out-of-bounds read was addressed with improved bounds checking. CVE-2019-8560: Nikita Pupyshev of Bauman Moscow State Technological University Kernel Available for: Apple TV 4K and Apple TV HD Impact: A malicious application may be able to execute arbitrary code with system privileges Description: A use after free issue was addressed with improved memory management. CVE-2019-8605: Ned Williamson working with Google Project Zero Kernel Available for: Apple TV 4K and Apple TV HD Impact: A local user may be able to cause unexpected system termination or read kernel memory Description: An out-of-bounds read was addressed with improved bounds checking. CVE-2019-8576: Brandon Azad of Google Project Zero, unho Jang and Hanul Choi of LINE Security Team Kernel Available for: Apple TV 4K and Apple TV HD Impact: An application may be able to cause unexpected system termination or write kernel memory Description: A type confusion issue was addressed with improved memory handling. CVE-2019-8591: Ned Williamson working with Google Project Zero MobileInstallation Available for: Apple TV 4K and Apple TV HD Impact: A local user may be able to modify protected parts of the file system Description: A validation issue existed in the handling of symlinks. This issue was addressed with improved validation of symlinks. CVE-2019-8568: Dany Lisiansky (@DanyL931) MobileLockdown Available for: Apple TV 4K and Apple TV HD Impact: A malicious application may be able to gain root privileges Description: An input validation issue was addressed with improved input validation. CVE-2019-8637: Dany Lisiansky (@DanyL931) SQLite Available for: Apple TV 4K and Apple TV HD Impact: An application may be able to gain elevated privileges Description: An input validation issue was addressed with improved memory handling. CVE-2019-8577: Omer Gull of Checkpoint Research SQLite Available for: Apple TV 4K and Apple TV HD Impact: A maliciously crafted SQL query may lead to arbitrary code execution Description: A memory corruption issue was addressed with improved input validation. CVE-2019-8600: Omer Gull of Checkpoint Research SQLite Available for: Apple TV 4K and Apple TV HD Impact: A malicious application may be able to read restricted memory Description: An input validation issue was addressed with improved input validation. CVE-2019-8598: Omer Gull of Checkpoint Research SQLite Available for: Apple TV 4K and Apple TV HD Impact: A malicious application may be able to elevate privileges Description: A memory corruption issue was addressed by removing the vulnerable code. CVE-2019-8602: Omer Gull of Checkpoint Research sysdiagnose Available for: Apple TV 4K and Apple TV HD 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-2019-8574: Dayton Pidhirney (@_watbulb) of Seekintoo (@seekintoo) WebKit Available for: Apple TV 4K and Apple TV HD Impact: Processing maliciously crafted web content may result in the disclosure of process memory Description: An out-of-bounds read was addressed with improved input validation. CVE-2019-8607: Junho Jang and Hanul Choi of LINE Security Team WebKit Available for: Apple TV 4K and Apple TV HD Impact: Processing maliciously crafted web content may lead to arbitrary code execution Description: Multiple memory corruption issues were addressed with improved memory handling. CVE-2019-6237: G. Geshev working with Trend Micro Zero Day Initiative, Liu Long of Qihoo 360 Vulcan Team CVE-2019-8571: 01 working with Trend Micro's Zero Day Initiative CVE-2019-8583: sakura of Tencent Xuanwu Lab, jessica (@babyjess1ca_) of Tencent Keen Lab, and dwfault working at ADLab of Venustech CVE-2019-8584: G. Geshev of MWR Labs working with Trend Micro Zero Day Initiative CVE-2019-8586: an anonymous researcher CVE-2019-8587: G. Geshev working with Trend Micro Zero Day Initiative CVE-2019-8594: Suyoung Lee and Sooel Son of KAIST Web Security & Privacy Lab and HyungSeok Han and Sang Kil Cha of KAIST SoftSec Lab CVE-2019-8595: G. Geshev from MWR Labs working with Trend Micro Zero Day Initiative CVE-2019-8596: Wen Xu of SSLab at Georgia Tech CVE-2019-8597: 01 working with Trend Micro Zero Day Initiative CVE-2019-8601: Fluoroacetate working with Trend Micro's Zero Day Initiative CVE-2019-8608: G. Geshev working with Trend Micro Zero Day Initiative CVE-2019-8609: Wen Xu of SSLab, Georgia Tech CVE-2019-8610: Anonymous working with Trend Micro Zero Day Initiative CVE-2019-8611: Samuel Gross of Google Project Zero CVE-2019-8615: G. Geshev from MWR Labs working with Trend Micro's Zero Day Initiative CVE-2019-8619: Wen Xu of SSLab at Georgia Tech and Hanqing Zhao of Chaitin Security Research Lab CVE-2019-8622: Samuel Gross of Google Project Zero CVE-2019-8623: Samuel Gross of Google Project Zero CVE-2019-8628: Wen Xu of SSLab at Georgia Tech and Hanqing Zhao of Chaitin Security Research Lab Wi-Fi Available for: Apple TV 4K and Apple TV HD Impact: A device may be passively tracked by its WiFi MAC address Description: A user privacy issue was addressed by removing the broadcast MAC address. CVE-2019-8620: David Kreitschmann and Milan Stute of Secure Mobile Networking Lab at Technische Universität Darmstadt Additional recognition CoreFoundation We would like to acknowledge Vozzie and Rami and m4bln, Xiangqian Zhang, Huiming Liu of Tencent's Xuanwu Lab for their assistance. Kernel We would like to acknowledge Brandon Azad of Google Project Zero and an anonymous researcher for their assistance. MediaLibrary We would like to acknowledge Angel Ramirez and Min (Spark) Zheng, Xiaolong Bai of Alibaba Inc. for their assistance. MobileInstallation We would like to acknowledge Yigit Can YILMAZ (@yilmazcanyigit) for their assistance. Installation note: Apple TV will periodically check for software updates. Alternatively, you may manually check for software updates by selecting "Settings -> System -> Software Update -> Update Software." To check the current version of software, select "Settings -> General -> About." Information will also be posted to the Apple Security Updates web site: https://support.apple.com/kb/HT201222 - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. The mailing list you are subscribed to is maintained within your organisation, so if you do not wish to continue receiving these bulletins you should contact your local IT manager. If you do not know who that is, please send an email to auscert@auscert.org.au and we will forward your request to the appropriate person. NOTE: Third Party Rights This security bulletin is provided as a service to AusCERT's members. As AusCERT did not write the document quoted above, AusCERT has had no control over its content. The decision to follow or act on information or advice contained in this security bulletin is the responsibility of each user or organisation, and should be considered in accordance with your organisation's site policies and procedures. AusCERT takes no responsibility for consequences which may arise from following or acting on information or advice contained in this security bulletin. NOTE: This is only the original release of the security bulletin. It may not be updated when updates to the original are made. If downloading at a later date, it is recommended that the bulletin is retrieved directly from the author's website to ensure that the information is still current. Contact information for the authors of the original document is included in the Security Bulletin above. If you have any questions or need further information, please contact them directly. Previous advisories and external security bulletins can be retrieved from: https://www.auscert.org.au/bulletins/ =========================================================================== Australian Computer Emergency Response Team The University of Queensland Brisbane Qld 4072 Internet Email: auscert@auscert.org.au Facsimile: (07) 3365 7031 Telephone: (07) 3365 4417 (International: +61 7 3365 4417) AusCERT personnel answer during Queensland business hours which are GMT+10:00 (AEST). On call after hours for member emergencies only. =========================================================================== -----BEGIN PGP SIGNATURE----- Comment: http://www.auscert.org.au/render.html?it=1967 iQIVAwUBXNtOEGaOgq3Tt24GAQivsA//YG+Nro3BLVWE6khOt0JGc4zEcjYC8Jyw hz3mPcdLbVRW5/flylHnRydaxZhxYBM7V4Oqtv3kD0OtkC2L6LSroCytcABO1kdT qrCDdMnCTjOJx21dYzO/bA+hh/u/pEvD7WgB2cb/F3L2OUJZR94YazD41KAw/S7M Rq2bwcHfsDOCD8axhFqKa7W+HfCOvorEeSsUa6GlIeGmQpF75qdCr+xly9dLajPU VY6OvEZvP/fGStbN5ixkkad6U4I3FuB3eEt2g4dMPHiQwQjxVsaJChSbEuXwNOPO UGKtaxHxoiunjjKT3ILgEPTxyuLyk/AfreP+2rJZdD9w0+eE/MT3/Mnx2YzPp08k Uetx3GjZT96FPlkJit2fsoVSC0gB59iDtlB+dwsJ4pjkpswWGQL6LOJbc4orExCz solWjG75ZbA71OVFOedztPfnOP43TNZYp7gZO2ul95W5qqpVJeSDMH4ZUf8NZZzE VZkyOYFiWctaaXVOPNiB4adJFgrPqGCtW/JpLyJLb650Upkd8s8A3lPtJXIYZxyI NQ8QYGS8RC+wdMCAEWhhyW1gPe2hB4iBYyvJwqFfEW010DqHodmE1dXFHjg0IF6z MUldN3Mm2E2GAuWa3pWBcyuWEat0PPdZvLuisunKhuu8b2RudCTt97qaRReHOZOz Zq0D80Tl2Nk= =e9/R -----END PGP SIGNATURE-----