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Microsoft Security Advisory (945713): Vulnerability in Web Proxy Auto-Discovery (WPAD

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Special Forums Windows & DOS: Issues & Discussions Security Advisories (RSS) - Microsoft Microsoft Security Advisory (945713): Vulnerability in Web Proxy Auto-Discovery (WPAD
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Old 12-30-2008
Microsoft Security Advisory (945713): Vulnerability in Web Proxy Auto-Discovery (WPAD
Revision Note: Advisory Updated: The registry key for the Configure a Domain Suffix Search List workaround has been corrected to the proper key of SearchList. Advisory Summary:Microsoft is investigating new public reports of a vulnerability in the way Windows resolves hostnames that do not include a fully-qualified domain name (FQDN). The technology that the vulnerability affects is Web Proxy Auto-Discovery (WPAD). Microsoft has not received any information to indicate that this vulnerability has been publicly used to attack customers, and Microsoft is not aware of any customer impact at this time. Microsoft is aggressively investigating the public reports. Customers whose domain name begins in a third-level or deeper domain, such as â??contoso.co.usâ??, or for whom the following mitigating factors do not apply, are at risk from this vulnerability.

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streamwrapper.stream_lock

STREAMWRAPPER.STREAM_LOCK(3)						 1					      STREAMWRAPPER.STREAM_LOCK(3)

streamWrapper::stream_lock - Advisory file locking

SYNOPSIS

       public bool streamWrapper::stream_lock (int  $operation)

DESCRIPTION

	This  method  is called in response to flock(3), when file_put_contents(3) (when $flags contains LOCK_EX), stream_set_blocking(3) and when
       closing the stream ( LOCK_UN).

PARAMETERS

	      o $operation
		-$operation is one of the following:

		     o LOCK_SH to acquire a shared lock (reader).

		     o LOCK_EX to acquire an exclusive lock (writer).

		     o LOCK_UN to release a lock (shared or exclusive).

		     o LOCK_NB if you don't want flock(3) to block while locking. (not supported on Windows)

RETURN VALUES

	Returns TRUE on success or FALSE on failure.

ERRORS
/EXCEPTIONS
	Emits E_WARNING if call to this method fails (i.e. not implemented).

SEE ALSO

       stream_set_blocking(3), flock(3).

PHP Documentation Group 											      STREAMWRAPPER.STREAM_LOCK(3)