Apple Security Advisory 2015-01-27-1 - Apple TV 7.0.3 is now available and addresses arbitrary code execution, access bypass, unsigned code execution, information disclosure, and various other vulnerabilities.
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APPLE-SA-2015-01-27-1 Apple TV 7.0.3
Apple TV 7.0.3 is now available and addresses the following:
Apple TV
Available for: Apple TV 3rd generation and later
Impact: A maliciously crafted afc command may allow access to
protected parts of the filesystem
Description: A vulnerability existed in the symbolic linking
mechanism of afc. This issue was addressed by adding additional path
checks.
CVE-ID
CVE-2014-4480 : TaiG Jailbreak Team
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-2014-4481 : Felipe Andres Manzano of the Binamuse VRT, via the
iSIGHT Partners GVP Program
Apple TV
Available for: Apple TV 3rd generation and later
Impact: A local user may be able to execute unsigned code
Description: A state management issue existed in the handling of
Mach-O executable files with overlapping segments. This issue was
addressed through improved validation of segment sizes
CVE-ID
CVE-2014-4455 : TaiG Jailbreak Team
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: A buffer overflow existed in the handling of font
files. This issue was addressed through improved bounds checking.
CVE-ID
CVE-2014-4483 : Apple
Apple TV
Available for: Apple TV 3rd generation and later
Impact: Processing a maliciously crafted .dfont file may lead to an
unexpected application termination or arbitrary code execution
Description: A memory corruption issue existed in the handling of
.dfont files. This issue was addressed through improved bounds
checking.
CVE-ID
CVE-2014-4484 : Gaurav Baruah working with HP's Zero Day Initiative
Apple TV
Available for: Apple TV 3rd generation and later
Impact: Viewing a maliciously crafted XML file may lead to an
unexpected application termination or arbitrary code execution
Description: A buffer overflow existed in the XML parser. This issue
was addressed through improved bounds checking.
CVE-ID
CVE-2014-4485 : Apple
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
IOAcceleratorFamily's handling of resource lists. This issue was
addressed by removing unneeded code.
CVE-ID
CVE-2014-4486 : 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 buffer overflow existed in IOHIDFamily. This issue
was addressed through improved size validation.
CVE-ID
CVE-2014-4487 : TaiG Jailbreak Team
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 IOHIDFamily's handling of
resource queue metadata. This issue was addressed through improved
validation of metadata.
CVE-ID
CVE-2014-4488 : Apple
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 event queues. This issue was addressed through improved
validation.
CVE-ID
CVE-2014-4489 : @beist
Apple TV
Available for: Apple TV 3rd generation and later
Impact: Maliciously crafted or compromised iOS applications may be
able to determine addresses in the kernel
Description: An information disclosure issue existed in the handling
of APIs related to kernel extensions. Responses containing an
OSBundleMachOHeaders key may have included kernel addresses, which
may aid in bypassing address space layout randomization protection.
This issue was addressed by unsliding the addresses before returning
them.
CVE-ID
CVE-2014-4491 : @PanguTeam, Stefan Esser
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 issue existed in the kernel shared memory subsystem
that allowed an attacker to write to memory that was intended to be
read-only. This issue was addressed with stricter checking of shared
memory permissions.
CVE-ID
CVE-2014-4495 : Ian Beer of Google Project Zero
Apple TV
Available for: Apple TV 3rd generation and later
Impact: Maliciously crafted or compromised iOS applications may be
able to determine addresses in the kernel
Description: The mach_port_kobject kernel interface leaked kernel
addresses and heap permutation value, which may aid in bypassing
address space layout randomization protection. This was addressed by
disabling the mach_port_kobject interface in production
configurations.
CVE-ID
CVE-2014-4496 : TaiG Jailbreak Team
Apple TV
Available for: Apple TV 3rd generation and later
Impact: A malicious, sandboxed app can compromise the networkd
daemon
Description: Multiple type confusion issues existed in networkd's
handling of interprocess communication. By sending a maliciously
formatted message to networkd, it could be possible to execute
arbitrary code as the networkd process. The issue is addressed
through additional type checking.
CVE-ID
CVE-2014-4492 : Ian Beer of Google Project Zero
Apple TV
Available for: Apple TV 3rd generation and later
Impact: Style sheets are loaded cross-origin which may allow for
data exfiltration
Description: An SVG loaded in an img element could load a CSS file
cross-origin. This issue was addressed through enhanced blocking of
external CSS references in SVGs.
CVE-ID
CVE-2014-4465 : Rennie deGraaf of iSEC Partners
Apple TV
Available for: Apple TV 3rd generation and later
Impact: Visiting a maliciously crafted website may lead to 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-2014-3192 : cloudfuzzer
CVE-2014-4459
CVE-2014-4466 : Apple
CVE-2014-4468 : Apple
CVE-2014-4469 : Apple
CVE-2014-4470 : Apple
CVE-2014-4471 : Apple
CVE-2014-4472 : Apple
CVE-2014-4473 : Apple
CVE-2014-4474 : Apple
CVE-2014-4475 : Apple
CVE-2014-4476 : Apple
CVE-2014-4477 : lokihardt@ASRT working with HP's Zero Day Initiative
CVE-2014-4479 : 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: https://support.apple.com/kb/HT1222
This message is signed with Apple's Product Security PGP key,
and details are available at:
https://www.apple.com/support/security/pgp/
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