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[ CVE-2019-8526 · Published 18 Dec 2019 ]

Apple macOS Use-After-Free Vulnerability

Exploited · CISA KEV CVSS 7.8 EPSS <1%No fix listed yet

[ Why it matters ]Priority signals

  • Exploited in the wild: on CISA's Known Exploited Vulnerabilities list since 2023-04-17

[ Description ]Official description

A use after free issue was addressed with improved memory management. This issue is fixed in macOS Mojave 10.14.4. An application may be able to gain elevated privileges.

CISA: Apple macOS contains a use-after-free vulnerability that could allow for privilege escalation.

[ Fixes ]Fixes and patches

CISA required action (US federal deadline 8 May 2023): Apply updates per vendor instructions.

No fix or interim patch is linked from our sources yet. Check the vendor references below and limit exposure of affected systems until a fix is available.

[ References ]References