Apple this afternoon released Safari updates for Yosemite (8.0.6), Mavericks (7.1.6), and Mountain Lion (6.2.6). The new versions include fixes for multiple memory corruption issues in WebKit, which Apple says could lead to arbitrary code execution or unexpected application termination when visiting a maliciously-crafted website.
Here are the release notes from Apple’s support document:
WebKit
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 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-ID
CVE-2015-1152 : Apple
CVE-2015-1153 : Apple
CVE-2015-1154 : Apple
WebKit History
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 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-ID
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-ID
CVE-2015-1156 : Zachary Durber of Moodle
You can find the latest version of Safari in the ‘Updates’ tab of the Mac App Store.