Apple Security Advisory 2019-8-13-1 - Additional information for APPLE-SA-2019-7-22-2 macOS Mojave 10.14.6, Security Update 2019-004 High Sierra, Security Update 2019-004 Sierra.
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iMessage suffers from a heap overflow vulnerability when deserializing a URL. This affects Macs only.
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Apple Security Advisory 2019-7-22-2 - macOS Mojave 10.14.6, Security Update 2019-004 High Sierra, Security Update 2019-004 Sierra are now available and address bypass, code execution, and use-after-free vulnerabilities.
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