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Mac OS X "fpathconf()" Denial of Service
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Secunia Advisory:
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SA22808
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Release Date:
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2006-11-10
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Last Update:
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2007-03-14
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Popularity:
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12,643 views
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Critical:
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Not critical
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Impact:
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DoS
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Where:
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Local system
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Solution Status:
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Vendor Patch
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| OS: | Apple Macintosh OS X
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| CVE reference: | CVE-2006-5836
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Description:
Ilja Van Sprundel has discovered a vulnerability in Mac OS X, which can be exploited by malicious, local users to cause a DoS (Denial of Service).
The vulnerability exists due to an error in the "fpathconf()" syscall when it is called with an unsupported file type and can be exploited to cause a system panic.
The vulnerability is confirmed in version 10.4.8. Other versions may also be affected.
Solution:
Update to Mac OS X 10.4.9 or install Security Update 2007-003.
http://docs.info.apple.com/article.html?artnum=305214
Provided and/or discovered by:
Initially discovered in FreeBSD and reported in Mac OS X by Ilja Van Sprundel.
Changelog:
2006-11-16: Added CVE reference.
2007-03-14: Updated "Solution" section. Added link to US-CERT.
Original Advisory:
http://projects.info-pull.com/mokb/MOKB-09-11-2006.html
Other References:
US-CERT VU#765096:
http://www.kb.cert.org/vuls/id/765096
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Please note: The information that this Secunia Advisory is based on comes from a third party unless stated otherwise.
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