About the security content of Mac OS X v10.6.8 and Security Update 2011-004
This document describes of Mac OS X v10.6.8 and Security Update 2011-004.
This update can be downloaded and installed via Software Update preferences, or from Apple Downloads.
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."
Mac OS X v10.6.8 and Security Update 2011-004
AirPort
Available for: Mac OS X v10.5.8, Mac OS X Server v10.5.8
Impact: When connected to Wi-Fi, an attacker on the same network may be able to cause a system reset
Description: An out of bounds memory read issue existed in the handling of Wi-Fi frames. When connected to Wi-Fi, an attacker on the same network may be able to cause a system reset. This issue does not affect Mac OS X v10.6
CVE-ID
CVE-2011-0196
App Store
Available for: Mac OS X v10.5.8, Mac OS X Server v10.5.8, Mac OS X v10.6 through v10.6.7, Mac OS X Server v10.6 through v10.6.7
Impact: The user's AppleID password may be logged to a local file
Description: In certain circumstances, App Store may log the user's AppleID password to a file that is not readable by other users on the system. This issue is addressed through improved handling of credentials.
CVE-ID
CVE-2011-0197 : Paul Nelson
ATS
Available for: Mac OS X v10.6 through v10.6.7, Mac OS X Server v10.6 through v10.6.7
Impact: Viewing or downloading a document containing a maliciously crafted embedded font may lead to arbitrary code execution
Description: A heap buffer overflow issue existed in the handling of TrueType fonts. Viewing or downloading a document containing a maliciously crafted embedded font may lead to arbitrary code execution.
CVE-ID
CVE-2011-0198 : Harry Sintonen, Marc Schoenefeld of the Red Hat Security Response Team
Certificate Trust Policy
Available for: Mac OS X v10.6 through v10.6.7, Mac OS X Server v10.6 through v10.6.7
Impact: An attacker with a privileged network position may intercept user credentials or other sensitive information
Description: An error handling issue existed in the Certificate Trust Policy. If an Extended Validation (EV) certificate has no OCSP URL, and CRL checking is enabled, the CRL will not be checked and a revoked certificate may be accepted as valid. This issue is mitigated as most EV certificates specify an OCSP URL.
CVE-ID
CVE-2011-0199 : Chris Hawk and Wan-Teh Chang of Google
ColorSync
Available for: Mac OS X v10.5.8, Mac OS X Server v10.5.8
Impact: Viewing a maliciously crafted image with an embedded ColorSync profile may lead to an unexpected application termination or arbitrary code execution
Description: An integer overflow existed in the handling of images with an embedded ColorSync profile, which may lead to a heap buffer overflow. Opening a maliciously crafted image with an embedded ColorSync profile may lead to an unexpected application termination or arbitrary code execution.
CVE-ID
CVE-2011-0200 : binaryproof working with TippingPoint's Zero Day Initiative
CoreFoundation
Available for: Mac OS X v10.6 through v10.6.7, Mac OS X Server v10.6 through v10.6.7
Impact: Applications that use the CoreFoundation framework may be vulnerable to an unexpected application termination or arbitrary code execution
Description: An off-by-one buffer overflow issue existed in the handling of CFStrings. Applications that use the CoreFoundation framework may be vulnerable to an unexpected application termination or arbitrary code execution.
CVE-ID
CVE-2011-0201 : Harry Sintonen
CoreGraphics
Available for: Mac OS X v10.5.8, Mac OS X Server v10.5.8, Mac OS X v10.6 through v10.6.7, Mac OS X Server v10.6 through v10.6.7
Impact: Opening a maliciously crafted PDF file may lead to an unexpected application termination or arbitrary code execution
Description: An integer overflow issue existed in the handling of Type 1 fonts. Viewing or downloading a document containing a maliciously crafted embedded font may lead to arbitrary code execution.
CVE-ID
CVE-2011-0202 : Cristian Draghici of Modulo Consulting, Felix Grobert of the Google Security Team
FTP Server
Available for: Mac OS X Server v10.6 through v10.6.7
Impact: A person with FTP access may list files on the system
Description: A path validation issue existed in xftpd. A person with FTP access may perform a recursive directory listing starting from the root, including directories that are not shared for FTP. The listing will eventually include any file that would be accessible to the FTP user. The contents of files are not disclosed. This issue is addressed through improved path validation. This issue only affects Mac OS X Server systems.
CVE-ID
CVE-2011-0203 : team karlkani
ImageIO
Available for: Mac OS X v10.5.8, Mac OS X Server v10.5.8, Mac OS X v10.6 through v10.6.7, Mac OS X Server v10.6 through v10.6.7
Impact: Viewing a maliciously crafted TIFF image may lead to an unexpected application termination or arbitrary code execution
Description: A heap buffer overflow existed in ImageIO's handling of TIFF images. Viewing a maliciously crafted TIFF image may lead to an unexpected application termination or arbitrary code execution.
CVE-ID
CVE-2011-0204 : Dominic Chell of NGS Secure
ImageIO
Available for: Mac OS X v10.5.8, Mac OS X Server v10.5.8, Mac OS X v10.6 through v10.6.7, Mac OS X Server v10.6 through v10.6.7
Impact: Visiting a maliciously crafted website may lead to an unexpected application termination or arbitrary code execution
Description: A heap buffer overflow issue existed in ImageIO's handling of JPEG2000 images. Visiting a maliciously crafted website may lead to an unexpected application termination or arbitrary code execution.
CVE-ID
CVE-2011-0205 : Harry Sintonen
International Components for Unicode
Available for: Mac OS X v10.6 through v10.6.7, Mac OS X Server v10.6 through v10.6.7
Impact: Applications that use ICU may be vulnerable to an unexpected application termination or arbitrary code execution
Description: A buffer overflow issue existed in ICU's handling of uppercase strings. Applications that use ICU may be vulnerable to an unexpected application termination or arbitrary code execution.
CVE-ID
CVE-2011-0206 : David Bienvenu of Mozilla
Kernel
Available for: Mac OS X v10.6 through v10.6.7, Mac OS X Server v10.6 through v10.6.7
Impact: A local user may be able to cause a system reset
Description: A null dereference issue existed in the handling of IPV6 socket options. A local user may be able to cause a system reset.
CVE-ID
CVE-2011-1132 : Thomas Clement of Intego
Libsystem
Available for: Mac OS X v10.5.8, Mac OS X Server v10.5.8, Mac OS X v10.6 through v10.6.7, Mac OS X Server v10.6 through v10.6.7
Impact: Applications which use the glob(3) API may be vulnerable to a denial of service
Description: Applications which use the glob(3) API may be vulnerable to a denial of service. If the glob pattern comes from untrusted input, the application may hang or use excessive CPU resources. This issue is addressed through improved validation of glob patterns.
CVE-ID
CVE-2010-2632 : Maksymilian Arciemowicz
libxslt
Available for: Mac OS X v10.5.8, Mac OS X Server v10.5.8, Mac OS X v10.6 through v10.6.7, Mac OS X Server v10.6 through v10.6.7
Impact: Visiting a maliciously crafted website may lead to the disclosure of addresses on the heap
Description: libxslt's implementation of the generate-id() XPath function disclosed the address of a heap buffer. Visiting a maliciously crafted website may lead to the disclosure of addresses on the heap. This issue is addressed by generating an ID based on the difference between the addresses of two heap buffers.
CVE-ID
CVE-2011-0195 : Chris Evans of the Google Chrome Security Team
MobileMe
Available for: Mac OS X v10.6 through v10.6.7, Mac OS X Server v10.6 through v10.6.7
Impact: An attacker with a privileged network position may read a user's MobileMe email aliases
Description: When communicating with MobileMe to determine a user's email aliases, Mail will make requests over HTTP. As a result, an attacker with a privileged network position may read a user's MobileMe email aliases. This issue is addressed by using SSL to access the user's email aliases.
CVE-ID
CVE-2011-0207 : Aaron Sigel of vtty.com
MySQL
Available for: Mac OS X Server v10.5.8, Mac OS X Server v10.6 through v10.6.7
Impact: Multiple vulnerabilities in MySQL 5.0.91
Description: MySQL is updated to version 5.0.92 to address multiple vulnerabilities, the most serious of which may lead to arbitrary code execution. MySQL is only provided with Mac OS X Server systems.
CVE-ID
CVE-2010-3677
CVE-2010-3682
CVE-2010-3833
CVE-2010-3834
CVE-2010-3835
CVE-2010-3836
CVE-2010-3837
CVE-2010-3838
OpenSSL
Available for: Mac OS X v10.6 through v10.6.7, Mac OS X Server v10.6 through v10.6.7
Impact: Multiple vulnerabilities in OpenSSL
Description: Multiple vulnerabilities existed in OpenSSL, the most serious of which may lead to arbitrary code execution. These issues are addressed by updating OpenSSL to version 0.9.8r.
CVE-ID
CVE-2009-3245
CVE-2010-0740
CVE-2010-3864
CVE-2010-4180
CVE-2011-0014
patch
Available for: Mac OS X v10.5.8, Mac OS X Server v10.5.8, Mac OS X v10.6 through v10.6.7, Mac OS X Server v10.6 through v10.6.7
Impact: Running patch on a maliciously crafted patch file may cause arbitrary files to be created or overwritten
Description: A directory traversal issue existed in GNU patch. Running patch on a maliciously crafted patch file may cause arbitrary files to be created or overwritten. This issue is addressed through improved validation of patch files.
CVE-ID
CVE-2010-4651
QuickLook
Available for: Mac OS X v10.6 through v10.6.7, Mac OS X Server v10.6 through v10.6.7
Impact: Downloading a maliciously crafted Microsoft Office file may lead to an unexpected application termination or arbitrary code execution
Description: A memory corruption issue existed in QuickLook's handling of Microsoft Office files. Downloading a maliciously crafted Microsoft Office file may lead to an unexpected application termination or arbitrary code execution. This issue does not affect systems prior to Mac OS X v10.6.
CVE-ID
CVE-2011-0208 : Tobias Klein working with iDefense VCP
QuickTime
Available for: Mac OS X v10.6 through v10.6.7, Mac OS X Server v10.6 through v10.6.7
Impact: Viewing a maliciously crafted WAV file may lead to an unexpected application termination or arbitrary code execution
Description: An integer overflow existed in QuickTime's handling of RIFF WAV files. Viewing a maliciously crafted WAV file may lead to an unexpected application termination or arbitrary code execution.
CVE-ID
CVE-2011-0209 : Luigi Auriemma working with TippingPoint's Zero Day Initiative
QuickTime
Available for: Mac OS X v10.6 through v10.6.7, Mac OS X Server v10.6 through v10.6.7
Impact: Viewing a maliciously crafted movie file may lead to an unexpected application termination or arbitrary code execution
Description: A memory corruption issue existed in QuickTime's handling of sample tables in QuickTime movie files. Viewing a maliciously crafted movie file may lead to an unexpected application termination or arbitrary code execution.
CVE-ID
CVE-2011-0210 : Honggang Ren of Fortinet's FortiGuard Labs
QuickTime
Available for: Mac OS X v10.6 through v10.6.7, Mac OS X Server v10.6 through v10.6.7
Impact: Viewing a maliciously crafted movie file may lead to an unexpected application termination or arbitrary code execution
Description: An integer overflow existed in QuickTime's handling of movie files. Viewing a maliciously crafted movie file may lead to an unexpected application termination or arbitrary code execution.
CVE-ID
CVE-2011-0211 : Luigi Auriemma working with TippingPoint's Zero Day Initiative
QuickTime
Available for: Mac OS X v10.6 through v10.6.7, Mac OS X Server v10.6 through v10.6.7
Impact: Viewing a maliciously crafted PICT image may lead to an unexpected application termination or arbitrary code execution
Description: A buffer overflow existed in QuickTime's handling of PICT images. Viewing a maliciously crafted PICT image may lead to an unexpected application termination or arbitrary code execution.
CVE-ID
CVE-2010-3790 : Subreption LLC working with TippingPoint's Zero Day Initiative
QuickTime
Available for: Mac OS X v10.6 through v10.6.7, Mac OS X Server v10.6 through v10.6.7
Impact: Viewing a maliciously crafted JPEG file may lead to an unexpected application termination or arbitrary code execution
Description: A buffer overflow existed in QuickTime's handling of JPEG files. Viewing a maliciously crafted JPEG file may lead to an unexpected application termination or arbitrary code execution.
CVE-ID
CVE-2011-0213 : Luigi Auriemma working with iDefense
Samba
Available for: Mac OS X v10.5.8, Mac OS X Server v10.5.8
Impact: If SMB file sharing is enabled, a remote attacker may cause a denial of service or arbitrary code execution
Description: A stack buffer overflow existed in Samba's handling of Windows Security IDs. If SMB file sharing is enabled, a remote attacker may cause a denial of service or arbitrary code execution. For Mac OS X v10.6 systems, this issue is addressed in Mac OS X 10.6.7.
CVE-ID
CVE-2010-3069
Samba
Available for: Mac OS X v10.5.8, Mac OS X Server v10.5.8, Mac OS X v10.6 through v10.6.7, Mac OS X Server v10.6 through v10.6.7
Impact: If SMB file sharing is enabled, a remote attacker may cause a denial of service or arbitrary code execution
Description: A memory corruption issue existed in Samba's handling of file descriptors. If SMB file sharing is enabled, a remote attacker may cause a denial of service or arbitrary code execution.
CVE-ID
CVE-2011-0719 : Volker Lendecke of SerNet
servermgrd
Available for: Mac OS X Server v10.5.8, Mac OS X Server v10.6 through v10.6.7
Impact: A remote attacker may be able to read arbitrary files from the system
Description: An XML External Entity issue exists in servermgrd's handling of XML-RPC requests. This issue is addressed by removing servermgrd's XML-RPC interface. This issue only affects Mac OS X Server systems.
CVE-ID
CVE-2011-0212 : Apple
subversion
Available for: Mac OS X v10.5.8, Mac OS X Server v10.5.8, Mac OS X v10.6 through v10.6.7, Mac OS X Server v10.6 through v10.6.7
Impact: If an http based Subversion server is configured, a remote attacker may be able to cause a denial of service
Description: A null dereference issue existed in Subversion's handling of lock tokens sent over HTTP. If an http based Subversion server is configured, a remote attacker may be able to cause a denial of service. For Mac OS X v10.6 systems, Subversion is updated to version 1.6.6. For Mac OS X v10.5.8 systems, the issue is addressed through additional validation of lock tokens. Further information is available via the Subversion web site at http://subversion.apache.org/
CVE-ID
CVE-2011-0715
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