Home / mailings APPLE-SA-2014-09-17-2 Apple TV 7
Posted on 17 September 2014
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APPLE-SA-2014-09-17-2 Apple TV 7
Apple TV 7 is now available and addresses the following:
Apple TV
Available for: Apple TV 3rd generation and later
Impact: An attacker can obtain WiFi credentials
Description: An attacker could have impersonated a WiFi access
point, offered to authenticate with LEAP, broken the MS-CHAPv1 hash,
and used the derived credentials to authenticate to the intended
access point even if that access point supported stronger
authentication methods. This issue was addressed by removing support
for LEAP.
CVE-ID
CVE-2014-4364 : Pieter Robyns, Bram Bonne, Peter Quax, and Wim
Lamotte of Universiteit Hasselt
Apple TV
Available for: Apple TV 3rd generation and later
Impact: An attacker with access to an device may access sensitive
user information from logs
Description: Sensitive user information was logged. This issue was
addressed by logging less information.
CVE-ID
CVE-2014-4357 : Heli Myllykoski of OP-Pohjola Group
Apple TV
Available for: Apple TV 3rd generation and later
Impact: An attacker with a privileged network position may be able
to cause a device to think that it is up to date even when it is not
Description: A validation issue existed in the handling of update
check responses. Spoofed dates from Last-Modified response headers
set to future dates were used for If-Modified-Since checks in
subsequent update requests. This issue was addressed by validation of
the Last-Modified header.
CVE-ID
CVE-2014-4383 : Raul Siles of DinoSec
Apple TV
Available for: Apple TV 3rd generation and later
Impact: Opening a maliciously crafted PDF file may lead to an
unexpected application termination or arbitrary code execution
Description: An integer overflow existed in the handling of PDF
files. This issue was addressed through improved bounds checking.
CVE-ID
CVE-2014-4377 : Felipe Andres Manzano of Binamuse VRT working with
the iSIGHT Partners GVP Program
Apple TV
Available for: Apple TV 3rd generation and later
Impact: Opening a maliciously crafted PDF file may lead to an
unexpected application termination or an information disclosure
Description: An out of bounds memory read existed in the handling of
PDF files. This issue was addressed through improved bounds checking.
CVE-ID
CVE-2014-4378 : Felipe Andres Manzano of Binamuse VRT working with
the iSIGHT Partners GVP Program
Apple TV
Available for: Apple TV 3rd generation and later
Impact: An application may cause an unexpected system termination
Description: A null pointer dereference existed in the handling of
IOAcceleratorFamily API arguments. This issue was addressed through
improved validation of IOAcceleratorFamily API arguments.
CVE-ID
CVE-2014-4369 : Catherine aka winocm
Apple TV
Available for: Apple TV 3rd generation and later
Impact: The device may unexpectedly restart
Description: A NULL pointer dereference was present in the
IntelAccelerator driver. The issue was addressed by improved error
handling.
CVE-ID
CVE-2014-4373 : cunzhang from Adlab of Venustech
Apple TV
Available for: Apple TV 3rd generation and later
Impact: A malicious application may be able to read kernel pointers,
which can be used to bypass kernel address space layout randomization
Description: An out-of-bounds read issue existed in the handling of
an IOHIDFamily function. This issue was addressed through improved
bounds checking.
CVE-ID
CVE-2014-4379 : Ian Beer of Google Project Zero
Apple TV
Available for: Apple TV 3rd generation and later
Impact: A malicious application may be able to execute arbitrary
code with system privileges
Description: A heap buffer overflow existed in IOHIDFamily's
handling of key-mapping properties. This issue was addressed through
improved bounds checking.
CVE-ID
CVE-2014-4404 : Ian Beer of Google Project Zero
Apple TV
Available for: Apple TV 3rd generation and later
Impact: A malicious application may be able to execute arbitrary
code with system privileges
Description: A null pointer dereference existed in IOHIDFamily's
handling of key-mapping properties. This issue was addressed through
improved validation of IOHIDFamily key-mapping properties.
CVE-ID
CVE-2014-4405 : Ian Beer of Google Project Zero
Apple TV
Available for: Apple TV 3rd generation and later
Impact: A malicious application may be able to execute arbitrary
code with kernel privileges
Description: An out-of-bounds write issue existed in the IOHIDFamily
kernel extension. This issue was addressed through improved bounds
checking.
CVE-ID
CVE-2014-4380 : cunzhang from Adlab of Venustech
Apple TV
Available for: Apple TV 3rd generation and later
Impact: A malicious application may be able to read uninitialized
data from kernel memory
Description: An uninitialized memory access issue existed in the
handling of IOKit functions. This issue was addressed through
improved memory initialization
CVE-ID
CVE-2014-4407 : @PanguTeam
Apple TV
Available for: Apple TV 3rd generation and later
Impact: A malicious application may be able to execute arbitrary
code with system privileges
Description: A validation issue existed in the handling of certain
metadata fields of IODataQueue objects. This issue was addressed
through improved validation of metadata.
CVE-ID
CVE-2014-4418 : Ian Beer of Google Project Zero
Apple TV
Available for: Apple TV 3rd generation and later
Impact: A malicious application may be able to execute arbitrary
code with system privileges
Description: A validation issue existed in the handling of certain
metadata fields of IODataQueue objects. This issue was addressed
through improved validation of metadata.
CVE-ID
CVE-2014-4388 : @PanguTeam
Apple TV
Available for: Apple TV 3rd generation and later
Impact: A malicious application may be able to execute arbitrary
code with system privileges
Description: An integer overflow existed in the handling of IOKit
functions. This issue was addressed through improved validation of
IOKit API arguments.
CVE-ID
CVE-2014-4389 : Ian Beer of Google Project Zero
Apple TV
Available for: Apple TV 3rd generation and later
Impact: A local user may be able to determine kernel memory layout
Description: Multiple uninitialized memory issues existed in the
network statistics interface, which led to the disclosure of kernel
memory content. This issue was addressed through additional memory
initialization.
CVE-ID
CVE-2014-4371 : Fermin J. Serna of the Google Security Team
CVE-2014-4419 : Fermin J. Serna of the Google Security Team
CVE-2014-4420 : Fermin J. Serna of the Google Security Team
CVE-2014-4421 : Fermin J. Serna of the Google Security Team
Apple TV
Available for: Apple TV 3rd generation and later
Impact: A person with a privileged network position may cause a
denial of service
Description: A race condition issue existed in the handling of IPv6
packets. This issue was addressed through improved lock state
checking.
CVE-ID
CVE-2011-2391 : Marc Heuse
Apple TV
Available for: Apple TV 3rd generation and later
Impact: A local user may be able to cause an unexpected system
termination or arbitrary code execution in the kernel
Description: A double free issue existed in the handling of Mach
ports. This issue was addressed through improved validation of Mach
ports.
CVE-ID
CVE-2014-4375
Apple TV
Available for: Apple TV 3rd generation and later
Impact: A local user may be able to cause an unexpected system
termination or arbitrary code execution in the kernel
Description: An out-of-bounds read issue existed in rt_setgate. This
may lead to memory disclosure or memory corruption. This issue was
addressed through improved bounds checking.
CVE-ID
CVE-2014-4408
Apple TV
Available for: Apple TV 3rd generation and later
Impact: Some kernel hardening measures may be bypassed
Description: The 'early' random number generator used in some kernel
hardening measures was not cryptographically secure, and some of its
output was exposed to user space, allowing bypass of the hardening
measures. This issue was addressed by replacing the random number
generator with a cryptographically secure algorithm, and using a
16-byte seed.
CVE-ID
CVE-2014-4422 : Tarjei Mandt of Azimuth Security
Apple TV
Available for: Apple TV 3rd generation and later
Impact: A malicious application may be able to execute arbitrary
code with root privileges
Description: An out-of-bounds write issue existed in Libnotify. This
issue was addressed through improved bounds checking.
CVE-ID
CVE-2014-4381 : Ian Beer of Google Project Zero
Apple TV
Available for: Apple TV 3rd generation and later
Impact: A local user may be able to change permissions on arbitrary
files
Description: syslogd followed symbolic links while changing
permissions on files. This issue was addressed through improved
handling of symbolic links.
CVE-ID
CVE-2014-4372 : Tielei Wang and YeongJin Jang of Georgia Tech
Information Security Center (GTISC)
Apple TV
Available for: Apple TV 3rd generation and later
Impact: An attacker with a privileged network position may cause an
unexpected application termination or arbitrary code execution
Description: Multiple memory corruption issues existed in WebKit.
These issues were addressed through improved memory handling.
CVE-ID
CVE-2013-6663 : Atte Kettunen of OUSPG
CVE-2014-1384 : Apple
CVE-2014-1385 : Apple
CVE-2014-1387 : Google Chrome Security Team
CVE-2014-1388 : Apple
CVE-2014-1389 : Apple
CVE-2014-4410 : Eric Seidel of Google
CVE-2014-4411 : Google Chrome Security Team
CVE-2014-4412 : Apple
CVE-2014-4413 : Apple
CVE-2014-4414 : Apple
CVE-2014-4415 : Apple
Installation note:
Apple TV will periodically check for software updates. Alternatively,
you may manually check for software updates by selecting
"Settings -> General -> Update Software".
To check the current version of software, select
"Settings -> General -> About".
Information will also be posted to the Apple Security Updates
web site: http://support.apple.com/kb/HT1222
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