The Login Window in Apple Mac OS X 10.4 through 10.4.9 displays the software update window beneath the loginwindow authentication dialog in certain circumstances related to running scheduled tasks, which allows local users to bypass authentication controls.

The Login Window in Apple Mac OS X 10.4 through 10.4.9 does not display the screen saver authentication dialog in certain circumstances when waking from sleep, even though the “require a password to wake the computer from sleep” option is enabled, which allows local users to bypass authentication controls.

The Login Window in Apple Mac OS X 10.3.9 through 10.4.9 does not properly check certain environment variables, which allows local users to gain privileges via unspecified vectors.

Integer overflow in the RPC library in Libinfo in Apple Mac OS X 10.3.9 through 10.4.9 allows remote attackers to execute arbitrary code via crafted requests to portmap.

Use-after-free vulnerability in Libinfo in Apple Mac OS X 10.3.9 through 10.4.9 allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via unspecified vectors involving crafted web pages that trigger certain error conditions that are not properly reported in certain circumstances, resulting in accessing deallocated memory.