A memory corruption issue was addressed with improved memory handling. This issue affected versions prior to iOS 12, macOS Mojave 10.14.
https://support.apple.com/kb/HT209193
https://support.apple.com/kb/HT209139
https://support.apple.com/kb/HT209106
Source: Mitre, NVD
Published: 2019-04-03
Updated: 2019-04-08
Base Score: 6.8
Vector: CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P
Severity: Medium
Base Score: 7.8
Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Severity: High