About Apple security updates
For our customers' protection, Apple doesn't disclose, discuss, or confirm security issues until an investigation has occurred and patches or releases are available. Recent releases are listed on the Apple security updates page.
For more information about security, see the Apple Product Security page. You can encrypt communications with Apple using the Apple Product Security PGP Key.
Apple security documents reference vulnerabilities by CVE-ID when possible.
iCloud for Windows 7.5
Released June 1, 2018
CoreGraphics
Available for: Windows 7 and later
Impact: Processing maliciously crafted web content may lead to arbitrary code execution
Description: An out-of-bounds read was addressed with improved input validation.
CVE-2018-4194: Jihui Lu of Tencent KeenLab, Yu Zhou of Ant-financial Light-Year Security Lab
Entry added June 21, 2018
Security
Available for: Windows 7 and later
Impact: A local user may be able to read a persistent device identifier
Description: An authorization issue was addressed with improved state management.
CVE-2018-4224: Abraham Masri (@cheesecakeufo)
Security
Available for: Windows 7 and later
Impact: A local user may be able to modify the state of the Keychain
Description: An authorization issue was addressed with improved state management.
CVE-2018-4225: Abraham Masri (@cheesecakeufo)
Security
Available for: Windows 7 and later
Impact: A local user may be able to view sensitive user information
Description: An authorization issue was addressed with improved state management.
CVE-2018-4226: Abraham Masri (@cheesecakeufo)
WebKit
Available for: Windows 7 and later
Impact: Visiting a maliciously crafted website may lead to cookies being overwritten
Description: A permissions issue existed in the handling of web browser cookies. This issue was addressed with improved restrictions.
CVE-2018-4232: an anonymous researcher, Aymeric Chaib
WebKit
Available for: Windows 7 and later
Impact: Processing maliciously crafted web content may lead to arbitrary code execution
Description: A race condition was addressed with improved locking.
CVE-2018-4192: Markus Gaasedelen, Amy Burnett, and Patrick Biernat of Ret2 Systems, Inc working with Trend Micro’s Zero Day Initiative
Entry updated October 8, 2019
WebKit
Available for: Windows 7 and later
Impact: Processing maliciously crafted web content may lead to an unexpected Safari crash
Description: A memory corruption issue was addressed with improved input validation.
CVE-2018-4214: found by OSS-Fuzz
WebKit
Available for: Windows 7 and later
Impact: Processing maliciously crafted web content may lead to arbitrary code execution
Description: A memory corruption issue was addressed with improved memory handling.
CVE-2018-4204: found by OSS-Fuzz, Richard Zhu (fluorescence) working with Trend Micro's Zero Day Initiative
WebKit
Available for: Windows 7 and later
Impact: Processing maliciously crafted web content may lead to arbitrary code execution
Description: A type confusion issue was addressed with improved memory handling.
CVE-2018-4246: found by OSS-Fuzz
WebKit
Available for: Windows 7 and later
Impact: Processing maliciously crafted web content may lead to arbitrary code execution
Description: A memory corruption issue was addressed with improved state management.
CVE-2018-4200: Ivan Fratric of Google Project Zero
WebKit
Available for: Windows 7 and later
Impact: Processing maliciously crafted web content may lead to arbitrary code execution
Description: Multiple memory corruption issues were addressed with improved memory handling.
CVE-2018-4201: an anonymous researcher
CVE-2018-4218: Natalie Silvanovich of Google Project Zero
CVE-2018-4233: Samuel Groß (@5aelo) working with Trend Micro’s Zero Day Initiative
WebKit
Available for: Windows 7 and later
Impact: Visiting a malicious website may lead to address bar spoofing
Description: An inconsistent user interface issue was addressed with improved state management.
CVE-2018-4188: YoKo Kho (@YoKoAcc) of Mitra Integrasi Informatika, PT
WebKit
Available for: Windows 7 and later
Impact: Visiting a maliciously crafted website may leak sensitive data
Description: Credentials were unexpectedly sent when fetching CSS mask images. This was addressed by using a CORS-enabled fetch method.
CVE-2018-4190: Jun Kokatsu (@shhnjk)
WebKit
Available for: Windows 7 and later
Impact: Processing maliciously crafted web content may lead to arbitrary code execution
Description: A buffer overflow issue was addressed with improved memory handling.
CVE-2018-4199: Alex Plaskett, Georgi Geshev, and Fabi Beterke of MWR Labs working with Trend Micro’s Zero Day Initiative
Entry updated June 14, 2018
WebKit
Available for: Windows 7 and later
Impact: Processing maliciously crafted web content may lead to arbitrary code execution
Description: An out-of-bounds read was addressed with improved input validation.
CVE-2018-4222: Natalie Silvanovich of Google Project Zero