Vulnerability Database

317,107

Total vulnerabilities in the database

CVE-2020-9831

An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in macOS Catalina 10.15.5. A malicious application may be able to determine kernel memory layout.

  • Published: Jun 9, 2020
  • Updated: Nov 16, 2025
  • CVE: CVE-2020-9831
  • Severity: Medium
  • Exploit:

CVSS v3:

  • Severity: Medium
  • Score: 5.5
  • AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

CVSS v2:

  • Severity: Low
  • Score: 4.3
  • AV:N/AC:M/Au:N/C:P/I:N/A:N

CWEs:

Software From Fixed in
apple / mac_os_x - 10.15.5