An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Mojave 10.14.4. A malicious application may be able to read restricted memory.
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APPLE-SA-2019-3-25-2 macOS Mojave 10144, Security Update
2019-002 High Sierra, Security Update 2019-002 Sierra
macOS Mojave 10144, Security Update 2019-002 High Sierra,
Security Update 2019-002 Sierra are now available and
addresses the following:
AppleGraphicsControl
Available for: macOS Sierr ...
Vulmon