CVE-2021-30952: Apple Multiple Products Integer Overflow or Wraparound Vulnerability

CVE ID

CVE-2021-30952

Vulnerability Name

Apple Multiple Products Integer Overflow or Wraparound Vulnerability

• Project: Apple
• Product: Multiple Products

Date

• Date Added: 2026-03-05
• Due Date: 2026-03-26

Description

Apple tvOS, macOS, Safari, iPadOS and watchOS contain an integer overflow or wraparound vulnerability due to the processing of maliciously crafted web content that may lead to arbitrary code execution.

Known To Be Used in Ransomware Campaigns?

Unknown

Action

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Additional Notes

https://support.apple.com/en-us/HT212975 ; https://support.apple.com/en-us/HT212976 ; https://support.apple.com/en-us/HT212978 ; https://support.apple.com/en-us/HT212980 ; https://support.apple.com/en-us/HT212982 ; https://nvd.nist.gov/vuln/detail/CVE-2021-30952

More CVEs Info

Common Vulnerabilities & Exposures (CVE) List