Off-by-one error in the _web_drawInRect:withFont:ellipsis:alignment:measureOnly function in WebKit in Safari in Apple iPhone 1.1.4 and 2.0 and iPod touch 1.1.4 and 2.0 allows remote attackers to cause a denial of service (browser crash) via a JavaScript alert call with an argument that lacks breakable characters and has a length that is a multiple of the memory page size, leading to an out-of-bounds read.

Use-after-free vulnerability in WebKit in Apple iPod touch 1.1 through 2.0.2, and iPhone 1.0 through 2.0.2, allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via a web page with crafted Cascading Style Sheets (CSS) import statements.

Unspecified vulnerability in Passcode Lock in Apple iPhone 1.0 through 1.1.2 allows users with physical access to execute applications without entering the passcode via vectors related to emergency calls.