Apple has made available Security Update 2010-005 for various versions of Mac OS X, including Mac OS X Server 10.5, Mac OS X 10.5.8 , Mac OS X Server 10.6 , and Mac OS X 10.6.4. The purpose of the is to fix a critical PDF security vulnerability among others.
It’s currently unknown whether or not this PDF vulnerability is the same as the one found in iOS 4, which allowed JailbreakMe — a web-based jailbreaking tool — to easily jailbreak iOS devices, but could also let malicious individuals take control of a device remotely by embedding malware into PDF files.
Security Update 2010-005 fixes various other issues related to ATS, CFNetwork, ClamAV, CoreGraphics, libsecurity, PHP, and Samba. To learn more, check out the official release notes.
Download Apple Mac OS X Security 2010-005M