CVE-2010-1770: Apple Safari

High severity, CVSS 9.3. EPSS: 4.8% chance of exploitation in the next 30 days.

WebKit in Apple Safari before 5.0 on Mac OS X 10.5 through 10.6 and Windows, Apple Safari before 4.1 on Mac OS X 10.4, and Google Chrome before 5.0.375.70 does not properly handle a transformation of a text node that has the IBM1147 character set, which allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted HTML document containing a BR element, related to a "type checking issue."

Affected products

• Apple Safari: up to and including 4.0.5
• Apple Webkit: any version
• Canonical Ubuntu Linux: version 9.10 only; version 10.04 only; version 10.04.4 only; version 10.10 only
• Google Chrome: before 5.0.375.70 (fixed in 5.0.375.70)
• Opensuse Opensuse: version 11.2 only; version 11.3 only
• Suse Suse Linux Enterprise Desktop: version 10 only; version 11 only
• Suse Suse Linux Enterprise Server: version 10 only; version 11 only

Published 2010-06-11. Last modified 2026-06-16.