CVE-2021-30962: Apple macOS

Medium severity, CVSS 5.5. EPSS: 0.7% chance of exploitation in the next 30 days.

A memory initialization issue was addressed with improved memory handling. This issue is fixed in tvOS 15.2, macOS Big Sur 11.6.2. Parsing a maliciously crafted audio file may lead to disclosure of user information.

Affected products

• Apple macOS: from 11.6, before 11.6.2 (fixed in 11.6.2)
• Apple tvOS: before 15.2 (fixed in 15.2)

Published 2021-08-24. Last modified 2026-06-17.