Category Archives: Uncategorized

Security Updates leaving mach_kernel visible

In the past, there have been cases where system updates for 10.8.5 (and possibly earlier versions) leave the OS X kernel (at /mach_kernel) visible to users in the Finder. This file has since moved to /System/Library/Kernels/kernel in OS X Yosemite, but previously to Yosemite it is located at /, and included in the package payload […]

1 Response

darwinup, Apple’s Darwin Update utility

Yesterday in ##osx-server, Pepijn Bruienne mentioned having stumbled upon an OS X system binary he’d never seen before, which was new to me as well: darwinup. This tool is used (or was used – public development of it seems to have stopped around OS X 10.7) for the purpose of managing versions of OS X […]

Tagged , , | Leave a comment

OS X admins: your clients are not getting background security updates

Have I got your attention? The more accurate (and longer) qualifier for this title should actually be: “admins who configure clients to not automatically check for software updates.” From recent discussions in ##osx-server, some of us have determined that OS X’s “system data files and security updates” will only install automatically if a client is […]

Tagged , , | 11 Responses