Vulnerability Database

289,697

Total vulnerabilities in the database

CVE-2021-1791

An out-of-bounds read issue existed that led to the disclosure of kernel memory. This was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.2, Security Update 2021-001 Catalina, Security Update 2021-001 Mojave, watchOS 7.3, tvOS 14.4, iOS 14.4 and iPadOS 14.4. A malicious application may be able to disclose kernel memory.

  • Published: Apr 2, 2021
  • Updated: Apr 14, 2023
  • CVE: CVE-2021-1791
  • 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: High
  • Score: 7.1
  • AV:N/AC:M/Au:N/C:C/I:N/A:N

CWEs:

Software From Fixed in
apple / mac_os_x 10.15 10.15.7
apple / mac_os_x 10.14 10.14.6
apple / mac_os_x 10.14.6-security_update_2020-001 10.14.6-security_update_2020-001.x
apple / mac_os_x 10.14.6-security_update_2020-002 10.14.6-security_update_2020-002.x
apple / mac_os_x 10.14.6-security_update_2020-003 10.14.6-security_update_2020-003.x
apple / mac_os_x 10.14.6-security_update_2020-004 10.14.6-security_update_2020-004.x
apple / mac_os_x 10.14.6-security_update_2020-005 10.14.6-security_update_2020-005.x
apple / mac_os_x 10.14.6-security_update_2020-006 10.14.6-security_update_2020-006.x
apple / mac_os_x 10.14.6-security_update_2019-007 10.14.6-security_update_2019-007.x
apple / mac_os_x 10.14.6-security_update_2019-004 10.14.6-security_update_2019-004.x
apple / mac_os_x 10.14.6-security_update_2019-005 10.14.6-security_update_2019-005.x
apple / mac_os_x 10.14.6-security_update_2019-006 10.14.6-security_update_2019-006.x
apple / mac_os_x 10.14.6-supplemental_update 10.14.6-supplemental_update.x
apple / mac_os_x 10.14.6-supplemental_update_2 10.14.6-supplemental_update_2.x
apple / mac_os_x 10.14.6 10.14.6.x
apple / mac_os_x 10.15.7-supplemental_update 10.15.7-supplemental_update.x
apple / mac_os_x 10.15.7 10.15.7.x
apple / mac_os_x 10.14.6-security_update_2020-007 10.14.6-security_update_2020-007.x
apple / ipados - 14.4
apple / iphone_os - 14.4
apple / tvos - 14.4
apple / watchos - 7.3
apple / macos 11.0 11.2