Reprinted from TidBITS by permission; reuse governed by Creative Commons license BY-NC-ND 3.0. TidBITS has offered years of thoughtful commentary on Apple and Internet topics. For free email subscriptions and access to the entire TidBITS archive, visit http://www.tidbits.com/ Safari 10.0.3 Agen G. N. Schmitz Apple has released [1]Safari 10.0.1 for OS X 10.10.5 Yosemite and 10.11.6 El Capitan (macOS 10.12.3 Sierra also includes it; see "[2]Apple Releases macOS Sierra 10.12.3, iOS 10.2.1, tvOS 10.1.1, and watchOS 3.1.1," 23 January 2017) with a number of WebKit-related security patches. The update deals with multiple memory corruption issues that could allow arbitrary code execution after processing maliciously crafted Web content, plus a state management issue that could lead to address bar spoofing. Safari 10.0.3 is available only via Software Update. (Free, [3]release notes, 10.10+) References 1. http://www.apple.com/safari/ 2. http://tidbits.com/article/17010) 3. https://support.apple.com/en-us/HT207484 .