An out-of-bounds read issue existed that led to the disclosure of kernel memory. This was addressed with improved input validation. This issue affected versions prior to iOS 11.4.1, tvOS 11.4.1, watchOS 4.3.2.
https://support.apple.com/kb/HT208938
https://support.apple.com/kb/HT208936
https://support.apple.com/kb/HT208935
Source: Mitre, NVD
Published: 2019-04-03
Updated: 2019-04-04
Base Score: 4.9
Vector: CVSS2#AV:L/AC:L/Au:N/C:C/I:N/A:N
Severity: Medium
Base Score: 5.5
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N