Protect yourself against future threats.
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2019.0196 Multiple vulnerabilities addressed in tvOS 12.1.2 23 January 2019 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: tvOS Publisher: Apple Operating System: OS X Mac OS Impact/Access: Root Compromise -- Existing Account Execute Arbitrary Code/Commands -- Remote with User Interaction Access Privileged Data -- Existing Account Cross-site Scripting -- Remote with User Interaction Resolution: Patch/Upgrade CVE Names: CVE-2019-6235 CVE-2019-6234 CVE-2019-6233 CVE-2019-6231 CVE-2019-6230 CVE-2019-6229 CVE-2019-6227 CVE-2019-6226 CVE-2019-6225 CVE-2019-6224 CVE-2019-6218 CVE-2019-6217 CVE-2019-6216 CVE-2019-6215 CVE-2019-6214 CVE-2019-6213 CVE-2019-6212 CVE-2019-6210 CVE-2019-6209 CVE-2019-6208 CVE-2019-6205 CVE-2018-20506 CVE-2018-20505 CVE-2018-20346 Reference: ESB-2019.0195 ESB-2019.0194 ESB-2019.0005 Original Bulletin: https://support.apple.com/kb/HT201222 - --------------------------BEGIN INCLUDED TEXT-------------------- APPLE-SA-2019-1-22-4 tvOS 12.1.2 tvOS 12.1.2 is now available and addresses the following: AppleKeyStore Available for: Apple TV 4K and Apple TV (4th generation) Impact: A sandboxed process may be able to circumvent sandbox restrictions Description: A memory corruption issue was addressed with improved validation. CVE-2019-6235: Brandon Azad CoreAnimation Available for: Apple TV 4K and Apple TV (4th generation) Impact: A malicious application may be able to read restricted memory Description: An out-of-bounds read was addressed with improved bounds checking. CVE-2019-6231: Zhuo Liang of Qihoo 360 Nirvan Team CoreAnimation Available for: Apple TV 4K and Apple TV (4th generation) Impact: A malicious application may be able to break out of its sandbox Description: A memory initialization issue was addressed with improved memory handling. CVE-2019-6230: Proteas, Shrek_wzw and Zhuo Liang of Qihoo 360 Nirvan Team FaceTime Available for: Apple TV 4K and Apple TV (4th generation) Impact: A remote attacker may be able to initiate a FaceTime call causing arbitrary code execution Description: A buffer overflow issue was addressed with improved memory handling. CVE-2019-6224: Natalie Silvanovich of Google Project Zero IOKit Available for: Apple TV 4K and Apple TV (4th generation) Impact: A malicious application may be able to break out of its sandbox Description: A type confusion issue was addressed with improved memory handling. CVE-2019-6214: Ian Beer of Google Project Zero Kernel Available for: Apple TV 4K and Apple TV (4th generation) Impact: A malicious application may be able to elevate privileges Description: A memory corruption issue was addressed with improved validation. CVE-2019-6225: Brandon Azad of Google Project Zero, Qixun Zhao of Qihoo 360 Vulcan Team Kernel Available for: Apple TV 4K and Apple TV (4th generation) 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-2019-6210: Ned Williamson of Google Kernel Available for: Apple TV 4K and Apple TV (4th generation) Impact: A malicious application may cause unexpected changes in memory shared between processes Description: A memory corruption issue was addressed with improved lock state checking. CVE-2019-6205: Ian Beer of Google Project Zero Kernel Available for: Apple TV 4K and Apple TV (4th generation) Impact: An application may be able to execute arbitrary code with kernel privileges Description: A buffer overflow was addressed with improved bounds checking. CVE-2019-6213: Ian Beer of Google Project Zero Kernel Available for: Apple TV 4K and Apple TV (4th generation) Impact: A malicious application may be able to determine kernel memory layout Description: An out-of-bounds read issue existed that led to the disclosure of kernel memory. This was addressed with improved input validation. CVE-2019-6209: Brandon Azad of Google Project Zero Kernel Available for: Apple TV 4K and Apple TV (4th generation) Impact: A malicious application may cause unexpected changes in memory shared between processes Description: A memory initialization issue was addressed with improved memory handling. CVE-2019-6208: Jann Horn of Google Project Zero libxpc Available for: Apple TV 4K and Apple TV (4th generation) 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-2019-6218: Ian Beer of Google Project Zero SQLite Available for: Apple TV 4K and Apple TV (4th generation) Impact: A maliciously crafted SQL query may lead to arbitrary code execution Description: Multiple memory corruption issues were addressed with improved input validation. CVE-2018-20346: Tencent Blade Team CVE-2018-20505: Tencent Blade Team CVE-2018-20506: Tencent Blade Team WebKit Available for: Apple TV 4K and Apple TV (4th generation) Impact: Processing maliciously crafted web content may lead to arbitrary code execution Description: A memory corruption issue was addressed with improved memory handling. CVE-2019-6227: Qixun Zhao of Qihoo 360 Vulcan Team CVE-2019-6233: G. Geshev from MWR Labs working with Trend Micro's Zero Day Initiative CVE-2019-6234: G. Geshev from MWR Labs working with Trend Micro's Zero Day Initiative WebKit Available for: Apple TV 4K and Apple TV (4th generation) Impact: Processing maliciously crafted web content may lead to universal cross site scripting Description: A logic issue was addressed with improved validation. CVE-2019-6229: Ryan Pickren (ryanpickren.com) WebKit Available for: Apple TV 4K and Apple TV (4th generation) Impact: Processing maliciously crafted web content may lead to arbitrary code execution Description: A type confusion issue was addressed with improved memory handling. CVE-2019-6215: Lokihardt of Google Project Zero WebKit Available for: Apple TV 4K and Apple TV (4th generation) Impact: Processing maliciously crafted web content may lead to arbitrary code execution Description: Multiple memory corruption issues were addressed with improved memory handling. CVE-2019-6212: an anonymous researcher, Wen Xu of SSLab at Georgia Tech CVE-2019-6216: Fluoroacetate working with Trend Micro's Zero Day Initiative CVE-2019-6217: Fluoroacetate working with Trend Micro's Zero Day Initiative, Proteas, Shrek_wzw, and Zhuo Liang of Qihoo 360 Nirvan Team CVE-2019-6226: Apple Additional recognition mDNSResponder We would like to acknowledge Fatemah Alharbi of University of California, Riverside (UCR) and Taibah University (TU), Feng Qian of University of Minnesota - Twin City, Jie Chang of LinkSure Network, Nael Abu-Ghazaleh of University of California, Riverside (UCR), Yuchen Zhou of Northeastern University, and Zhiyun Qian of University of California, Riverside (UCR) for their assistance. WebKit We would like to acknowledge James Lee (@Windowsrcer) of Kryptos Logic 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 iQIVAwUBXEfy52aOgq3Tt24GAQhkpBAAgyCltp+j5/MtyVez6+9KHu4gNj4D+hUe JA1G+OIsLKKR88zODwv3Dp4H1xeum2XwhdMGH3HZS4QGuD1nbukpPdUEn5Gyn4+m 3h3s+WF2YIM+F5fGkadEtz6O3e1t+6DrC2S9Us15sRnA/tYAoZ9hbl7UL03XStkh wVqSg5+KwJalpS0iu3I/RH7y3TWkaHW7hIe2BLQEthHFc6M7tf4eDh8VOrxRQBZI D0F/eoYhxpK5XeJhIBv9zq3PwYo4Rq5buHLST75CuVvFe+CPoEfzFOE/PqKAMD88 k52B4y4LvwAo4e8YS7Ws3LDKXtmC0bV1u04ykEzE7uBGljN5278nz766v622gc83 j3PBPl9maYThBMIfEmcgs69vweBFm3C8y0Jji8GN9/OgP37zaxaDEqvy54zGw5fR P4apnRE20DQap/C/oF0ZU9oVCUOaOySdvNb2JP1+RELgpp9PHLl3A5lEXPdvv0a/ a/laxtyOdn9t6YwkhIW+VLi/zUyCNAmBdr+PE4DrCiy3RupFUECVGrW0UUgxhwW7 DWLF49IsfXmxXT1eufF6w3jazCv3RhQcjC3on4bluf9U+EC19OFDtNJjiduDy8yJ Paoz3hmBzvICHTGJ8gbTijhEnDf6LzD2Po7Eemrc98J7Lukjq9IjWo2HLBpLpQhq 7a643Li5U7I= =J7J9 -----END PGP SIGNATURE-----