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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:
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http://secunia.com/about_secunia_advisories/


Please Note:
Secunia recommends that you verify all advisories you receive by
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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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