Skip to main content
← All vulnerabilities
CVE-2021-30736

A buffer overflow was addressed with improved size validation.

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 14.6, 11.4, 7.5
None on Exploit-DB, Metasploit or GitHub

Summary

A buffer overflow was addressed with improved size validation. This issue is fixed in macOS Big Sur 11.4, tvOS 14.6, watchOS 7.5, iOS 14.6 and iPadOS 14.6. An application may be able to execute arbitrary code with kernel privileges.

Timeline

  1. CVE published1,060 days (about 3 years)
  2. Record last updated

Affected versions

  • Apple iOS and iPadOS

    fixed in 14.6

  • Apple macOS

    fixed in 11.4

  • Apple macOS

    fixed in 14.6

  • Apple macOS

    fixed in 7.5

References 4

support.apple.com