Apple has just released an updated version of the Safari browser for users on OS X Yosemite, Mavericks, and Mountain Lion. The update doesn’t add any new features, but does fix several important security flaws in the WebKit engine that powers the app.
Users on any of the three most recent versions of OS X can download the update for free through the Updates tab of the Mac App Store. The details of the security changes are listed below.
Safari 8.0.6, Safari 7.1.6, and Safari 6.2.6
- WebKitAvailable for: OS X Mountain Lion v10.8.5, OS X Mavericks v10.9.5, and OS X Yosemite v10.10.3
Impact: Visiting a maliciously crafted website may lead to an unexpected application termination or arbitrary code execution
Description: Multiple memory corruption issues existed in WebKit. These issues were addressed through improved memory handling.
CVE-2015-1152 : Apple
CVE-2015-1153 : Apple
CVE-2015-1154 : Apple
- WebKit HistoryAvailable for: OS X Mountain Lion v10.8.5, OS X Mavericks v10.9.5, and OS X Yosemite v10.10.3
Impact: Visiting a maliciously crafted website may compromise user information on the filesystem
Description: A state management issue existed in Safari that allowed unprivileged origins to access contents on the filesystem. This issue was addressed through improved state management.
CVE-2015-1155 : Joe Vennix of Rapid7 Inc. working with HP’s Zero Day Initiative
- WebKit Page Loading
Available for: OS X Mountain Lion v10.8.5, OS X Mavericks v10.9.5, and OS X Yosemite v10.10.3
Impact: Visiting a malicious website by clicking a link may lead to user interface spoofing
Description: An issue existed in the handling of the rel attribute in anchor elements. Target objects could get unauthorized access to link objects. This issue was addressed through improved link type adherence.
CVE-2015-1156 : Zachary Durber of Moodle