PT-2021-18859 · Apple · Tvos+5

Jundong Xie · Published 2021-07-21 · Updated 2022-07-12 · CVE-2021-30776

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions iOS versions prior to 14.7 macOS Big Sur versions prior to 11.5 watchOS versions prior to 7.6 tvOS versions prior to 14.7 Security Update versions prior to 2021-004 Catalina

Description A logic issue was addressed with improved validation. Playing a malicious audio file may lead to an unexpected application termination.

Recommendations For iOS versions prior to 14.7, update to iOS 14.7 or later. For macOS Big Sur versions prior to 11.5, update to macOS Big Sur 11.5 or later. For watchOS versions prior to 7.6, update to watchOS 7.6 or later. For tvOS versions prior to 14.7, update to tvOS 14.7 or later. For Security Update versions prior to 2021-004 Catalina, apply Security Update 2021-004 Catalina or later.

Fix

Related Identifiers

CVE-2021-30776

Affected Products

Apple Macos

Security Update

Ios

Macos Big Sur

Tvos

Watchos

References · 10

• https://support.apple.com/en-us/HT212601 · Vendor Advisory
• https://support.apple.com/en-us/HT212605 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-30776 · Vendor Advisory
• https://support.apple.com/en-us/HT212600 · Vendor Advisory
• https://support.apple.com/en-us/HT212604 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-30776 · Security Note
• https://support.apple.com/en-us/HT212602 · Vendor Advisory
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30776 · Note
• https://t.me/cvenotify/21107 · Telegram Post
• https://support.apple.com/en-us/102849 · Note