XNU suffers from a copy-on-write behavior bypass via partial-page truncation of file.
ce2ac26d2111768bdd27f895202eac13116d1f30581d7892e8a671a7f8ac55db
Apple Security Advisory 2019-1-22-2 - macOS Mojave 10.14.3, Security Update 2019-001 High Sierra, Security Update 2019-001 Sierra are now available and addresses buffer overflow, code execution, and denial of service vulnerabilities.
07dfb353b9339db985c408e32871a075cb57f6f7bfc5edd7f63917f471a9b513
Apple Security Advisory 2019-1-22-4 - tvOS 12.1.2 is now available and addresses buffer overflow, code execution, and cross site scripting vulnerabilities.
e0c71ee19c824e7d6de77e42924d5b3e248bbbde354d1b3ed01c90111c895d8b
Apple Security Advisory 2019-1-22-1 - iOS 12.1.3 is now available and addresses buffer overflow, code execution, cross site scripting, and denial of service vulnerabilities.
b0b91011b4fcb4c74afc071b7c0d0533b15c5c94660e562202e08ce47ea91216