This document describes the security content of OS X Mavericks v10.9.4 and Security Update 2014-003.
This update can be downloaded and installed using Software Update or from the Apple Support website.
For the protection of our customers, Apple does not disclose, discuss, or confirm security issues until a full investigation has occurred and any necessary patches or releases are available. To learn more about Apple Product Security, see the Apple Product Security website.
For information about the Apple Product Security PGP Key, see How to use the Apple Product Security PGP Key.
Where possible, CVE IDs are used to reference the vulnerabilities for further information.
To learn about other Security Updates, see Apple Security Updates.
Note: OS X Mavericks 10.9.4 includes the security content of Safari 7.0.5.
Description: The certificate trust policy was updated. The complete list of certificates may be viewed at http://support.apple.com/kb/HT6005.
Description: An out of bounds byte swapping issue existed in the handling of AppleDouble files in zip archives. This issue was addressed through improved bounds checking.
Description: cURL re-used NTLM connections when more than one authentication method was enabled, which allowed an attacker to gain access to another user&apos;s session.
Description: An unvalidated array index issue existed in the Dock’s handling of messages from applications. A maliciously crafted message could cause an invalid function pointer to be dereferenced, which could lead to an unexpected application termination or arbitrary code execution.
Description: An out-of-bounds read issue existed in the handling of a system call. This issue was addressed through improved bounds checking.
Description: An issue existed in the handling of iBooks logs. The iBooks process could log Apple ID credentials in the iBooks log where other users of the system could read it. This issue was addressed by disallowing logging of credentials.
Description: A validation issue existed in the handling of an OpenGL API call. This issue was addressed through improved bounds checking.
Description: A kernel pointer stored in an IOKit object could be retrieved from userland. This issue was addressed by removing the pointer from the object.
Description: A validation issue existed in the handling of an OpenCL API call. This issue was addressed through improved bounds checking.
Description: An array indexing issue existed in IOAcceleratorFamily. This issue was addressed through improved bounds checking.
Description: A kernel pointer stored in an IOKit object could be retrieved from userland. This issue was addressed by using a unique ID instead of a pointer.
Description: A null pointer dereference existed in the handling of IOKit API arguments. This issue was addressed through additional validation of IOKit API arguments.
Description: An integer underflow existed in launchd. This issue was addressed through improved bounds checking.
Description: A heap buffer overflow existed in launchd&apos;s handling of IPC messages. This issue was addressed through improved bounds checking.
Description: A heap buffer overflow existed in launchd&apos;s handling of log messages. This issue was addressed through improved bounds checking.
Description: An integer overflow existed in launchd. This issue was addressed through improved bounds checking.
Description: Multiple null dereference issues existed in kernel graphics drivers. A maliciously crafted 32-bit executable may have been able to obtain elevated privileges.
Description: Under rare circumstances, the screen lock did not intercept keystrokes. This could have allowed an attacker to type into windows under the screen lock. This issue was addressed through improved keystroke observer management.
Description: An uninitialized memory access issue existing in the handling of DTLS messages in a TLS connection. This issue was addressed by only accepting DTLS messages in a DTLS connection.
Description: An out of bounds memory access issue existed in the handling of IOThunderBoltController API calls. This issue was addressed through improved bounds checking.
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