A memory corruption issue was addressed with improved lock state checking. This issue is fixed in iOS 12.1.3, macOS Mojave 10.14.3, tvOS 12.1.2. A malicious application may cause unexpected changes in memory shared between processes.
http://www.securityfocus.com/bid/106695
https://www.exploit-db.com/exploits/46299/
https://support.apple.com/HT209447
https://support.apple.com/HT209446
https://support.apple.com/HT209443
http://packetstormsecurity.com/files/156051/XNU-vm_map_copy-Insufficient-Fix.html
Source: Mitre, NVD
Published: 2019-03-05
Updated: 2024-11-21
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
EPSS: 0.09324