Vulnerability Database

299,758

Total vulnerabilities in the database

CVE-2021-30771

An out-of-bounds write was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.4, iOS 14.6 and iPadOS 14.6, watchOS 7.5, tvOS 14.6. Processing a maliciously crafted font file may lead to arbitrary code execution.

  • Published: Mar 18, 2022
  • Updated: Apr 14, 2023
  • CVE: CVE-2021-30771
  • Severity: High
  • Exploit:

CVSS v3:

  • Severity: High
  • Score: 7.8
  • AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CVSS v2:

  • Severity: Medium
  • Score: 6.8
  • AV:N/AC:M/Au:N/C:P/I:P/A:P

CWEs:

Software From Fixed in
apple / iphone_os - 14.6
apple / watchos - 7.5
apple / tvos - 14.6
apple / macos 11.0 11.4
apple / ipados - 14.6