Apple Safari WebKit Multiple Vulnerabilities

Two vulnerabilities have been identified in Apple Safari, which could be exploited by remote attackers to compromise a vulnerable system.

1. A use-after-free error in WebKit when handling text nodes, which could be exploited to execute arbitrary code via a malicious web page.
2. An integer overflow error in WebKit when handling certain style data, which could be exploited by remote attackers to execute arbitrary code via a specially crafted web page.