The calculated severity for CVEs has been updated to use CVSS v3 by default. CVEs that do not have a CVSS v3 score will fall back CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.
The Sandbox subsystem in Apple iOS before 7 allows attackers to cause a denial of service (infinite loop) via an application that writes crafted values to /dev/random.
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* versions up to 6.1.4 (inclusive)