APPLE-SA-2017-10-31-10 Additional information for APPLE-SA-2017-09-20-2 watchOS 4

APPLE-SA-2017-10-31-10 Additional information for APPLE-SA-2017-09-20-2 watchOS 4 watchOS 4 addresses the following: 802.1X Available for: All Apple Watch models Impact: An attacker may be able to exploit weaknesses in TLS 1.0 Description: A protocol security issue was addressed by enabling TLS 1.1 and TLS 1.2. CVE-2017-13832: an anonymous researcher Entry added October 31, 2017 CFNetwork Proxies Available for: All Apple Watch models Impact: An attacker in a privileged network position may be able to cause a denial of service Description: Multiple denial of service issues were addressed through improved memory handling. CVE-2017-7083: Abhinav Bansal of Zscaler Inc. CFString Available for: All Apple Watch models Impact: An application may be able to read restricted memory Description: A validation issue was addressed with improved input sanitization. CVE-2017-13821: Australian Cyber Security Centre – Australian Signals Directorate Entry added October 31, 2017 CoreAudio Available for: All Apple Watch models Impact: An application may be able to read restricted memory Description: An out-of-bounds read was addressed by updating to Opus version 1.1.4. CVE-2017-0381: V.E.O (@VYSEa) of Mobile Threat Research Team, Trend Micro CoreText Available for: All Apple Watch models Impact: Processing a maliciously crafted font file may lead to arbitrary code execution Description: A memory consumption issue was addressed through improved memory handling. CVE-2017-13825: Australian Cyber Security Centre – Australian Signals Directorate Entry added October 31, 2017 file Available for: All Apple Watch models Impact: Multiple issues in file Description: Multiple issues were addressed by updating to version 5.31. CVE-2017-13815 Entry added October 31, 2017 Fonts Available for: All Apple Watch models Impact: Rendering untrusted text may lead to spoofing Description: An inconsistent user interface issue was addressed with improved state management. CVE-2017-13828: an anonymous researcher Entry added October 31, 2017 HFS Available for: All Apple Watch models 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-2017-13830: Sergej Schumilo of Ruhr-University Bochum Entry added October 31, 2017 ImageIO Available for: All Apple Watch models Impact: Processing a maliciously crafted image may lead to arbitrary code execution Description: A memory corruption issue was addressed through improved input validation. CVE-2017-13814: Australian Cyber Security Centre – Australian Signals Directorate Entry added October 31, 2017 ImageIO Available for: All Apple Watch models Impact: Processing a maliciously crafted image may lead to a denial of service Description: An information disclosure issue existed in the processing of disk images. This issue was addressed through improved memory management. CVE-2017-13831: an anonymous researcher Entry added October 31, 2017 Kernel Available for: All Apple Watch models 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-2017-7114: Alex Plaskett of MWR InfoSecurity Kernel Available for: All Apple Watch models 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 through improved input validation. CVE-2017-13817: Maxime Villard (m00nbsd) Entry added October 31, 2017 Kernel Available for: All Apple Watch models Impact: An application may be able to read restricted memory Description: A validation issue was addressed with improved input sanitization. CVE-2017-13818: The UK's National Cyber Security Centre (NCSC) CVE-2017-13836: an anonymous researcher, an anonymous researcher CVE-2017-13841: an anonymous researcher CVE-2017-13840: an anonymous researcher CVE-2017-13842: an anonymous researcher CVE-2017-13782: Kevin Backhouse of Semmle Ltd. Entry added October 31, 2017 Kernel Available for: All Apple Watch models 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-2017-13843: an anonymous researcher Entry added October 31, 2017 Kernel Available for: All Apple Watch models Impact: Processing a malformed mach binary may lead to arbitrary code execution Description: A memory corruption issue was addressed through improved validation. CVE-2017-13834: Maxime Villard (m00nbsd) Entry added October 31, 2017 libarchive Available for: All Apple Watch models Impact: Unpacking a maliciously crafted archive may lead to arbitrary code execution Description: A buffer overflow issue was addressed through improved memory handling. CVE-2017-13813: found by OSS-Fuzz CVE-2017-13816: found by OSS-Fuzz Entry added October 31, 2017 libarchive Available for: All Apple Watch models Impact: Unpacking a maliciously crafted archive may lead to arbitrary code execution Description: Multiple memory corruption issues existed in libarchive. These issues were addressed through improved input validation. CVE-2017-13812: found by OSS-Fuzz Entry added October 31, 2017 libc Available for: All Apple Watch models Impact: A remote attacker may be able to cause a denial-of-service Description: A resource exhaustion issue in glob() was addressed through an improved algorithm. CVE-2017-7086: Russ Cox of Google libc Available for: All Apple Watch models Impact: An application may be able to cause a denial of service Description: A memory consumption issue was addressed through improved memory handling. CVE-2017-1000373 libexpat Available for: All Apple Watch models Impact: Multiple issues in expat Description: Multiple issues were addressed by updating to version 2.2.1 CVE-2016-9063 CVE-2017-9233 Security Available for: All Apple Watch models Impact: A revoked certificate may be trusted Description: A certificate validation issue existed in the handling of revocation data. This issue was addressed through improved validation. CVE-2017-7080: an anonymous researcher, Sven Driemecker of adesso mobile solutions gmbh, an anonymous researcher, Rune Darrud (@theflyingcorpse) of Bærum kommune SQLite Available for: All Apple Watch models Impact: Multiple issues in SQLite Description: Multiple issues were addressed by updating to version 3.19.3. CVE-2017-10989: found by OSS-Fuzz CVE-2017-7128: found by OSS-Fuzz CVE-2017-7129: found by OSS-Fuzz CVE-2017-7130: found by OSS-Fuzz SQLite Available for: All Apple Watch models 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-2017-7127: an anonymous researcher Wi-Fi Available for: All Apple Watch models Impact: Malicious code executing on the Wi-Fi chip may be able to execute arbitrary code with kernel privileges on the application processor Description: A memory corruption issue was addressed with improved memory handling. CVE-2017-7103: Gal Beniamini of Google Project Zero CVE-2017-7105: Gal Beniamini of Google Project Zero CVE-2017-7108: Gal Beniamini of Google Project Zero CVE-2017-7110: Gal Beniamini of Google Project Zero CVE-2017-7112: Gal Beniamini of Google Project Zero Wi-Fi Available for: All Apple Watch models Impact: Malicious code executing on the Wi-Fi chip may be able to read restricted kernel memory Description: A validation issue was addressed with improved input sanitization. CVE-2017-7116: Gal Beniamini of Google Project Zero zlib Available for: All Apple Watch models Impact: Multiple issues in zlib Description: Multiple issues were addressed by updating to version 1.2.11. CVE-2016-9840 CVE-2016-9841 CVE-2016-9842 CVE-2016-9843 Installation note: Instructions on how to update your Apple Watch software are available at https://support.apple.com/kb/HT204641 To check the version on your Apple Watch, open the Apple Watch app on your iPhone and select "My Watch > General > About". Alternatively, on your watch, select "My Watch > General > About". Information will also be posted to the Apple Security Updates web site: https://support.apple.com/kb/HT201222