CVE-2019-8526: Apple macOS Use-After-Free Vulnerability

CVE-2019-8526 · Severity: critical · CVSS 7.8 · Exploited in the wild · Published 2023-04-17

A use-after-free vulnerability in Apple macOS was addressed through improved memory management. A local application may exploit this flaw to gain elevated privileges on the system.

Technologies: Apple macOS. Vendors: Apple.

Quick answers

Is CVE-2019-8526 exploited in the wild?
Yes. CVE-2019-8526 is known to be exploited in the wild, first recorded on 17 April 2023. Treat it as urgent.
How severe is CVE-2019-8526?
Critical severity, with a CVSS score of 7.8, published 17 April 2023.
Which products and versions are affected?
Apple macOS Mojave versions up to (excluding) 10.14.4.
Is there a fix for CVE-2019-8526?
No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
How is CVE-2019-8526 attacked?
It is attacked with local access, in an operating system.
Am I affected by CVE-2019-8526?
Check whether you run Apple macOS. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

Affected products

  • Apple macOS Mojave versions up to (excluding) 10.14.4

Timeline

  • 2019-12-18: disclosed: NVD Published Date
  • 2023-04-17: kev added: Added to CISA Known Exploited Vulnerabilities Catalog

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