Technical Description

A vulnerability has been identified in Apple Mac OS X, which could be exploited by attackers to cause a denial of service or potentially execute arbitrary commands. This issue is due to a buffer overflow error in the service location protocol daemon (slpd) when handling registration requests with an overly long "attr-list" field, which could be exploited by attackers to crash or potentially compromise a vulnerable system.

Affected Products

Apple Mac OS X version 10.4.8 and prior

Solution

Apple Security Update 2008-001 (PPC) :
http://www.apple.com/support/downloads/securityupdate2008001ppc.html

Apple Security Update 2008-001 (Universal) :
http://www.apple.com/support/downloads/securityupdate2008001universal.html

Apple Mac OS X 10.5.2 Combo Update :
http://www.apple.com/support/downloads/macosx1052comboupdate.html

Apple Mac OS X Server 10.5.2 Combo Update :
http://www.apple.com/support/downloads/macosxserver1052comboupdate.html

References

http://www.vupen.com/english/advisories/2007/0239
http://projects.info-pull.com/moab/MOAB-17-01-2007.html
http://docs.info.apple.com/article.html?artnum=307430

Credits

Vulnerability reported by KF.

ChangeLog

2007-01-18 : Initial release
2008-02-12 : Updated Solution

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