medium
5.5
CWE
125
Advisory Published
CVE Published
Updated

CVE-2021-30686

First published: Mon May 24 2021(Updated: )

An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in tvOS 14.6, iOS 14.6 and iPadOS 14.6, Security Update 2021-003 Catalina, macOS Big Sur 11.4, watchOS 7.5. Processing a maliciously crafted audio file may disclose restricted memory.

Credit: Mickey Jin Trend Micro working with Trend Micro Zero Day InitiativeMickey Jin Trend Micro product-security@apple.com

Affected SoftwareAffected VersionHow to fix
Apple macOS<11.4
11.4
tvOS<14.6
14.6
macOS Catalina
Apple iOS, iPadOS, and watchOS<14.6
14.6
Apple iOS, iPadOS, and watchOS<14.6
14.6
Apple iOS, iPadOS, and watchOS<7.5
7.5
Apple iOS, iPadOS, and watchOS<14.6
iStyle @cosme iPhone OS<14.6
Apple iOS and macOS>=10.15<=10.15.6
Apple iOS and macOS=10.15.7
Apple iOS and macOS=10.15.7-security_update_2020
Apple iOS and macOS=10.15.7-security_update_2020-001
Apple iOS and macOS=10.15.7-security_update_2020-005
Apple iOS and macOS=10.15.7-security_update_2020-007
Apple iOS and macOS=10.15.7-security_update_2021-001
Apple iOS and macOS=10.15.7-security_update_2021-002
Apple iOS and macOS=10.15.7-supplemental_update
Apple iOS and macOS>=11.0<11.4
tvOS<14.6
Apple iOS, iPadOS, and watchOS<7.5

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Parent vulnerabilities

(Appears in the following advisories)

Peer vulnerabilities

(Found alongside the following vulnerabilities)

Frequently Asked Questions

  • What is the vulnerability ID of this vulnerability?

    The vulnerability ID is CVE-2021-30686.

  • What is the title of this vulnerability?

    The title of this vulnerability is 'CoreAudio. An out-of-bounds read was addressed with improved bounds checking.'

  • What is the description of this vulnerability?

    The description of this vulnerability is 'CoreAudio. Processing a maliciously crafted audio file may disclose restricted memory.'

  • Which software products are affected by this vulnerability?

    The affected software products are Apple tvOS up to version 14.6, Apple watchOS up to version 7.5, Apple macOS Big Sur up to version 11.4, Apple Catalina, Apple iOS up to version 14.6, and Apple iPadOS up to version 14.6.

  • Where can I find more information about this vulnerability?

    You can find more information about this vulnerability on the following references: [Link 1](https://support.apple.com/en-us/HT212530), [Link 2](https://support.apple.com/en-us/HT212533), [Link 3](https://support.apple.com/en-us/HT212529).

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