High severity7.8NVD Advisory· Published Apr 3, 2019· Updated Jun 17, 2026

CVE-2018-4456

Description

A memory corruption issue was addressed with improved input validation. This issue affected versions prior to macOS High Sierra 10.13.6, macOS Mojave 10.14.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Apple Inc./Mac OS X
cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*
Range: <10.13.6
Apple Inc./macOSv52 versions
Versions prior to: macOS High Sierra 10.13.6, macOS Mojave 10.14+ 1 more
- (no CPE)range: Versions prior to: macOS High Sierra 10.13.6, macOS Mojave 10.14
- (no CPE)range: <10.13.6, <10.14

Patches

Vulnerability mechanics

References

support.apple.com/kb/HT208937nvdVendor Advisory
support.apple.com/kb/HT209139nvdVendor Advisory
support.apple.com/kb/HT209341nvdVendor Advisory
seclists.org/fulldisclosure/2019/May/20nvd
seclists.org/bugtraq/2019/May/27nvd
support.apple.com/kb/HT210119nvd

News mentions

No linked articles in our index yet.

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