What’s Vulnerable › Vulnerabilities
CVE-2019-8555
- Severity: high (CVSS 7.8 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 1.3% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2019-12-18 · updated 2026-06-17
- Weakness: CWE-119
Description
A buffer overflow was addressed with improved size validation. This issue is fixed in macOS Mojave 10.14.4. A malicious application may be able to execute arbitrary code with kernel privileges.
Affected products
- macOS: before 10.4.4 — fixed in 10.4.4
How to fix
Upgrade to a fixed version: macOS 10.4.4. Check the vendor advisory for mitigations.
References
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