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TITLE:
Apple TV Multiple Vulnerabilities

SECUNIA ADVISORY ID:
SA31034

VERIFY ADVISORY:
http://secunia.com/advisories/31034/

CRITICAL:
Highly critical

IMPACT:
System access

WHERE:
>From remote

OPERATING SYSTEM:
Apple TV 2.x
http://secunia.com/product/19289/

DESCRIPTION:
Some vulnerabilities have been reported in Apple TV, which can be
exploited by malicious people to compromise a vulnerable system.

1) A boundary error in the handling of data reference atoms in movie
files can be exploited to cause a buffer overflow.

For more information see vulnerability #3 in:
SA29650

2) A boundary error in the handling of "crgn" atoms in movie files
can be exploited to cause a heap-based buffer overflow.

For more information see vulnerability #5 in:
SA29650

3) A boundary error in the handling of "chan" atoms in movie files
can be exploited to cause a heap-based buffer overflow.

For more information see vulnerability #6 in:
SA29650

4) An error in the handling of "file:" URLs can be exploited to e.g.
execute arbitrary programs.

For more more information see vulnerability #5 in:
SA29293

5) A boundary error when handling RTSP replies can be exploited to
cause a heap-based buffer overflow.

For more information:
SA28423

6) A boundary error when processing compressed PICT images can be
exploited to cause a buffer overflow.

For more information see vulnerability #4 in:
SA28502

SOLUTION:
Update to version 2.1.

PROVIDED AND/OR DISCOVERED BY:
1,6) Chris Ries of Carnegie Mellon University Computing Services.
2) Sanbin Li, reporting via ZDI.
3) An anonymous researcher, reporting via ZDI.
4) Independently discovered by:
* Vinoo Thomas and Rahul Mohandas, McAfee Avert Labs
* Petko D. (pdp) Petkov, GNUCITIZEN
5) Luigi Auriemma

ORIGINAL ADVISORY:
http://support.apple.com/kb/HT2304

OTHER REFERENCES:
SA28423:
http://secunia.com/advisories/28423/

SA28502:
http://secunia.com/advisories/28502/

SA29293:
http://secunia.com/advisories/29293/

SA29650:
http://secunia.com/advisories/29650/

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About:
This Advisory was delivered by Secunia as a free service to help
everybody keeping their systems up to date against the latest
vulnerabilities.

Subscribe:
http://secunia.com/secunia_security_advisories/

Definitions: (Criticality, Where etc.)
http://secunia.com/about_secunia_advisories/


Please Note:
Secunia recommends that you verify all advisories you receive by
clicking the link.
Secunia NEVER sends attached files with advisories.
Secunia does not advise people to install third party patches, only
use those supplied by the vendor.

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